TSTP Solution File: GRP262-1 by LEO-II---1.7.0

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : LEO-II---1.7.0
% Problem  : GRP262-1 : TPTP v8.1.0. Released v2.5.0.
% Transfm  : none
% Format   : tptp
% Command  : leo --timeout %d --proofoutput 1 --foatp e --atp e=./eprover %s

% Computer : n022.cluster.edu
% Model    : x86_64 x86_64
% CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 2.10GHz
% Memory   : 8042.1875MB
% OS       : Linux 3.10.0-693.el7.x86_64
% CPULimit : 300s
% WCLimit  : 600s
% DateTime : Sat Jul 16 10:17:15 EDT 2022

% Result   : Unsatisfiable 90.69s 90.94s
% Output   : CNFRefutation 90.77s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   28
%            Number of leaves      :   39
% Syntax   : Number of formulae    :  391 (  71 unt;  10 typ;   0 def)
%            Number of atoms       : 2881 (2072 equ;   0 cnn)
%            Maximal formula atoms :   10 (   7 avg)
%            Number of connectives : 3038 ( 290   ~; 786   |;   0   &;1962   @)
%                                         (   0 <=>;   0  =>;   0  <=;   0 <~>)
%            Maximal formula depth :   15 (   2 avg)
%            Number of types       :    1 (   0 usr)
%            Number of type conns  :    3 (   3   >;   0   *;   0   +;   0  <<)
%            Number of symbols     :   13 (  10 usr;  10 con; 0-2 aty)
%            Number of variables   :  134 (   0   ^ 134   !;   0   ?; 134   :)

% Comments : 
%------------------------------------------------------------------------------
thf(tp_identity,type,
    identity: $i ).

thf(tp_inverse,type,
    inverse: $i > $i ).

thf(tp_multiply,type,
    multiply: $i > $i > $i ).

thf(tp_sk_c1,type,
    sk_c1: $i ).

thf(tp_sk_c2,type,
    sk_c2: $i ).

thf(tp_sk_c3,type,
    sk_c3: $i ).

thf(tp_sk_c4,type,
    sk_c4: $i ).

thf(tp_sk_c5,type,
    sk_c5: $i ).

thf(tp_sk_c6,type,
    sk_c6: $i ).

thf(tp_sk_c7,type,
    sk_c7: $i ).

thf(1,axiom,
    ! [X: $i,Y: $i,Z: $i] :
      ( ( multiply @ ( multiply @ X @ Y ) @ Z )
      = ( multiply @ X @ ( multiply @ Y @ Z ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',associativity) ).

thf(2,axiom,
    ! [X: $i] :
      ( ( multiply @ ( inverse @ X ) @ X )
      = identity ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',left_inverse) ).

thf(3,axiom,
    ! [X: $i] :
      ( ( multiply @ identity @ X )
      = X ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',left_identity) ).

thf(6,negated_conjecture,
    ! [X3: $i,X4: $i,X1: $i,X2: $i] :
      ( ( ( multiply @ X3 @ sk_c7 )
       != sk_c6 )
      | ( ( inverse @ X3 )
       != sk_c7 )
      | ( ( multiply @ X4 @ sk_c6 )
       != sk_c5 )
      | ( ( inverse @ X4 )
       != sk_c6 )
      | ( ( multiply @ sk_c5 @ sk_c7 )
       != sk_c6 )
      | ( ( multiply @ sk_c6 @ sk_c7 )
       != sk_c5 )
      | ( ( inverse @ X1 )
       != sk_c7 )
      | ( ( multiply @ X1 @ sk_c6 )
       != sk_c7 )
      | ( ( inverse @ X2 )
       != sk_c6 )
      | ( ( multiply @ X2 @ sk_c5 )
       != sk_c6 ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',prove_this_26) ).

thf(7,negated_conjecture,
    ( ( ( multiply @ sk_c5 @ sk_c7 )
      = sk_c6 )
    | ( ( multiply @ sk_c4 @ sk_c5 )
      = sk_c6 ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',prove_this_25) ).

thf(8,negated_conjecture,
    ( ( ( multiply @ sk_c5 @ sk_c7 )
      = sk_c6 )
    | ( ( inverse @ sk_c4 )
      = sk_c6 ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',prove_this_24) ).

thf(9,negated_conjecture,
    ( ( ( multiply @ sk_c5 @ sk_c7 )
      = sk_c6 )
    | ( ( multiply @ sk_c3 @ sk_c6 )
      = sk_c7 ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',prove_this_23) ).

thf(10,negated_conjecture,
    ( ( ( multiply @ sk_c5 @ sk_c7 )
      = sk_c6 )
    | ( ( inverse @ sk_c3 )
      = sk_c7 ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',prove_this_22) ).

thf(11,negated_conjecture,
    ( ( ( multiply @ sk_c5 @ sk_c7 )
      = sk_c6 )
    | ( ( multiply @ sk_c6 @ sk_c7 )
      = sk_c5 ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',prove_this_21) ).

thf(12,negated_conjecture,
    ( ( ( inverse @ sk_c2 )
      = sk_c6 )
    | ( ( multiply @ sk_c4 @ sk_c5 )
      = sk_c6 ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',prove_this_20) ).

thf(13,negated_conjecture,
    ( ( ( inverse @ sk_c2 )
      = sk_c6 )
    | ( ( inverse @ sk_c4 )
      = sk_c6 ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',prove_this_19) ).

thf(14,negated_conjecture,
    ( ( ( inverse @ sk_c2 )
      = sk_c6 )
    | ( ( multiply @ sk_c3 @ sk_c6 )
      = sk_c7 ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',prove_this_18) ).

thf(15,negated_conjecture,
    ( ( ( inverse @ sk_c2 )
      = sk_c6 )
    | ( ( inverse @ sk_c3 )
      = sk_c7 ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',prove_this_17) ).

thf(16,negated_conjecture,
    ( ( ( inverse @ sk_c2 )
      = sk_c6 )
    | ( ( multiply @ sk_c6 @ sk_c7 )
      = sk_c5 ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',prove_this_16) ).

thf(17,negated_conjecture,
    ( ( ( multiply @ sk_c2 @ sk_c6 )
      = sk_c5 )
    | ( ( multiply @ sk_c4 @ sk_c5 )
      = sk_c6 ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',prove_this_15) ).

thf(18,negated_conjecture,
    ( ( ( multiply @ sk_c2 @ sk_c6 )
      = sk_c5 )
    | ( ( inverse @ sk_c4 )
      = sk_c6 ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',prove_this_14) ).

thf(19,negated_conjecture,
    ( ( ( multiply @ sk_c2 @ sk_c6 )
      = sk_c5 )
    | ( ( multiply @ sk_c3 @ sk_c6 )
      = sk_c7 ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',prove_this_13) ).

thf(20,negated_conjecture,
    ( ( ( multiply @ sk_c2 @ sk_c6 )
      = sk_c5 )
    | ( ( inverse @ sk_c3 )
      = sk_c7 ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',prove_this_12) ).

thf(21,negated_conjecture,
    ( ( ( multiply @ sk_c2 @ sk_c6 )
      = sk_c5 )
    | ( ( multiply @ sk_c6 @ sk_c7 )
      = sk_c5 ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',prove_this_11) ).

thf(22,negated_conjecture,
    ( ( ( inverse @ sk_c1 )
      = sk_c7 )
    | ( ( multiply @ sk_c4 @ sk_c5 )
      = sk_c6 ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',prove_this_10) ).

thf(23,negated_conjecture,
    ( ( ( inverse @ sk_c1 )
      = sk_c7 )
    | ( ( inverse @ sk_c4 )
      = sk_c6 ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',prove_this_9) ).

thf(24,negated_conjecture,
    ( ( ( inverse @ sk_c1 )
      = sk_c7 )
    | ( ( multiply @ sk_c3 @ sk_c6 )
      = sk_c7 ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',prove_this_8) ).

thf(25,negated_conjecture,
    ( ( ( inverse @ sk_c1 )
      = sk_c7 )
    | ( ( inverse @ sk_c3 )
      = sk_c7 ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',prove_this_7) ).

thf(26,negated_conjecture,
    ( ( ( inverse @ sk_c1 )
      = sk_c7 )
    | ( ( multiply @ sk_c6 @ sk_c7 )
      = sk_c5 ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',prove_this_6) ).

thf(27,negated_conjecture,
    ( ( ( multiply @ sk_c1 @ sk_c7 )
      = sk_c6 )
    | ( ( multiply @ sk_c4 @ sk_c5 )
      = sk_c6 ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',prove_this_5) ).

thf(28,negated_conjecture,
    ( ( ( multiply @ sk_c1 @ sk_c7 )
      = sk_c6 )
    | ( ( inverse @ sk_c4 )
      = sk_c6 ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',prove_this_4) ).

thf(29,negated_conjecture,
    ( ( ( multiply @ sk_c1 @ sk_c7 )
      = sk_c6 )
    | ( ( multiply @ sk_c3 @ sk_c6 )
      = sk_c7 ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',prove_this_3) ).

thf(30,negated_conjecture,
    ( ( ( multiply @ sk_c1 @ sk_c7 )
      = sk_c6 )
    | ( ( inverse @ sk_c3 )
      = sk_c7 ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',prove_this_2) ).

thf(31,negated_conjecture,
    ( ( ( multiply @ sk_c1 @ sk_c7 )
      = sk_c6 )
    | ( ( multiply @ sk_c6 @ sk_c7 )
      = sk_c5 ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',prove_this_1) ).

thf(33,plain,
    ( ( ! [X: $i,Y: $i,Z: $i] :
          ( ( multiply @ ( multiply @ X @ Y ) @ Z )
          = ( multiply @ X @ ( multiply @ Y @ Z ) ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[1]) ).

thf(34,plain,
    ( ( ! [X: $i] :
          ( ( multiply @ ( inverse @ X ) @ X )
          = identity ) )
    = $true ),
    inference(unfold_def,[status(thm)],[2]) ).

thf(35,plain,
    ( ( ! [X: $i] :
          ( ( multiply @ identity @ X )
          = X ) )
    = $true ),
    inference(unfold_def,[status(thm)],[3]) ).

thf(36,plain,
    ( ( ! [X3: $i,X4: $i,X1: $i,X2: $i] :
          ( ( ( multiply @ X3 @ sk_c7 )
           != sk_c6 )
          | ( ( inverse @ X3 )
           != sk_c7 )
          | ( ( multiply @ X4 @ sk_c6 )
           != sk_c5 )
          | ( ( inverse @ X4 )
           != sk_c6 )
          | ( ( multiply @ sk_c5 @ sk_c7 )
           != sk_c6 )
          | ( ( multiply @ sk_c6 @ sk_c7 )
           != sk_c5 )
          | ( ( inverse @ X1 )
           != sk_c7 )
          | ( ( multiply @ X1 @ sk_c6 )
           != sk_c7 )
          | ( ( inverse @ X2 )
           != sk_c6 )
          | ( ( multiply @ X2 @ sk_c5 )
           != sk_c6 ) ) )
    = $true ),
    inference(unfold_def,[status(thm)],[6]) ).

thf(37,plain,
    ( ( ( ( multiply @ sk_c5 @ sk_c7 )
        = sk_c6 )
      | ( ( multiply @ sk_c4 @ sk_c5 )
        = sk_c6 ) )
    = $true ),
    inference(unfold_def,[status(thm)],[7]) ).

thf(38,plain,
    ( ( ( ( multiply @ sk_c5 @ sk_c7 )
        = sk_c6 )
      | ( ( inverse @ sk_c4 )
        = sk_c6 ) )
    = $true ),
    inference(unfold_def,[status(thm)],[8]) ).

thf(39,plain,
    ( ( ( ( multiply @ sk_c5 @ sk_c7 )
        = sk_c6 )
      | ( ( multiply @ sk_c3 @ sk_c6 )
        = sk_c7 ) )
    = $true ),
    inference(unfold_def,[status(thm)],[9]) ).

thf(40,plain,
    ( ( ( ( multiply @ sk_c5 @ sk_c7 )
        = sk_c6 )
      | ( ( inverse @ sk_c3 )
        = sk_c7 ) )
    = $true ),
    inference(unfold_def,[status(thm)],[10]) ).

thf(41,plain,
    ( ( ( ( multiply @ sk_c5 @ sk_c7 )
        = sk_c6 )
      | ( ( multiply @ sk_c6 @ sk_c7 )
        = sk_c5 ) )
    = $true ),
    inference(unfold_def,[status(thm)],[11]) ).

thf(42,plain,
    ( ( ( ( inverse @ sk_c2 )
        = sk_c6 )
      | ( ( multiply @ sk_c4 @ sk_c5 )
        = sk_c6 ) )
    = $true ),
    inference(unfold_def,[status(thm)],[12]) ).

thf(43,plain,
    ( ( ( ( inverse @ sk_c2 )
        = sk_c6 )
      | ( ( inverse @ sk_c4 )
        = sk_c6 ) )
    = $true ),
    inference(unfold_def,[status(thm)],[13]) ).

thf(44,plain,
    ( ( ( ( inverse @ sk_c2 )
        = sk_c6 )
      | ( ( multiply @ sk_c3 @ sk_c6 )
        = sk_c7 ) )
    = $true ),
    inference(unfold_def,[status(thm)],[14]) ).

thf(45,plain,
    ( ( ( ( inverse @ sk_c2 )
        = sk_c6 )
      | ( ( inverse @ sk_c3 )
        = sk_c7 ) )
    = $true ),
    inference(unfold_def,[status(thm)],[15]) ).

thf(46,plain,
    ( ( ( ( inverse @ sk_c2 )
        = sk_c6 )
      | ( ( multiply @ sk_c6 @ sk_c7 )
        = sk_c5 ) )
    = $true ),
    inference(unfold_def,[status(thm)],[16]) ).

thf(47,plain,
    ( ( ( ( multiply @ sk_c2 @ sk_c6 )
        = sk_c5 )
      | ( ( multiply @ sk_c4 @ sk_c5 )
        = sk_c6 ) )
    = $true ),
    inference(unfold_def,[status(thm)],[17]) ).

thf(48,plain,
    ( ( ( ( multiply @ sk_c2 @ sk_c6 )
        = sk_c5 )
      | ( ( inverse @ sk_c4 )
        = sk_c6 ) )
    = $true ),
    inference(unfold_def,[status(thm)],[18]) ).

thf(49,plain,
    ( ( ( ( multiply @ sk_c2 @ sk_c6 )
        = sk_c5 )
      | ( ( multiply @ sk_c3 @ sk_c6 )
        = sk_c7 ) )
    = $true ),
    inference(unfold_def,[status(thm)],[19]) ).

thf(50,plain,
    ( ( ( ( multiply @ sk_c2 @ sk_c6 )
        = sk_c5 )
      | ( ( inverse @ sk_c3 )
        = sk_c7 ) )
    = $true ),
    inference(unfold_def,[status(thm)],[20]) ).

thf(51,plain,
    ( ( ( ( multiply @ sk_c2 @ sk_c6 )
        = sk_c5 )
      | ( ( multiply @ sk_c6 @ sk_c7 )
        = sk_c5 ) )
    = $true ),
    inference(unfold_def,[status(thm)],[21]) ).

thf(52,plain,
    ( ( ( ( inverse @ sk_c1 )
        = sk_c7 )
      | ( ( multiply @ sk_c4 @ sk_c5 )
        = sk_c6 ) )
    = $true ),
    inference(unfold_def,[status(thm)],[22]) ).

thf(53,plain,
    ( ( ( ( inverse @ sk_c1 )
        = sk_c7 )
      | ( ( inverse @ sk_c4 )
        = sk_c6 ) )
    = $true ),
    inference(unfold_def,[status(thm)],[23]) ).

thf(54,plain,
    ( ( ( ( inverse @ sk_c1 )
        = sk_c7 )
      | ( ( multiply @ sk_c3 @ sk_c6 )
        = sk_c7 ) )
    = $true ),
    inference(unfold_def,[status(thm)],[24]) ).

thf(55,plain,
    ( ( ( ( inverse @ sk_c1 )
        = sk_c7 )
      | ( ( inverse @ sk_c3 )
        = sk_c7 ) )
    = $true ),
    inference(unfold_def,[status(thm)],[25]) ).

thf(56,plain,
    ( ( ( ( inverse @ sk_c1 )
        = sk_c7 )
      | ( ( multiply @ sk_c6 @ sk_c7 )
        = sk_c5 ) )
    = $true ),
    inference(unfold_def,[status(thm)],[26]) ).

thf(57,plain,
    ( ( ( ( multiply @ sk_c1 @ sk_c7 )
        = sk_c6 )
      | ( ( multiply @ sk_c4 @ sk_c5 )
        = sk_c6 ) )
    = $true ),
    inference(unfold_def,[status(thm)],[27]) ).

thf(58,plain,
    ( ( ( ( multiply @ sk_c1 @ sk_c7 )
        = sk_c6 )
      | ( ( inverse @ sk_c4 )
        = sk_c6 ) )
    = $true ),
    inference(unfold_def,[status(thm)],[28]) ).

thf(59,plain,
    ( ( ( ( multiply @ sk_c1 @ sk_c7 )
        = sk_c6 )
      | ( ( multiply @ sk_c3 @ sk_c6 )
        = sk_c7 ) )
    = $true ),
    inference(unfold_def,[status(thm)],[29]) ).

thf(60,plain,
    ( ( ( ( multiply @ sk_c1 @ sk_c7 )
        = sk_c6 )
      | ( ( inverse @ sk_c3 )
        = sk_c7 ) )
    = $true ),
    inference(unfold_def,[status(thm)],[30]) ).

thf(61,plain,
    ( ( ( ( multiply @ sk_c1 @ sk_c7 )
        = sk_c6 )
      | ( ( multiply @ sk_c6 @ sk_c7 )
        = sk_c5 ) )
    = $true ),
    inference(unfold_def,[status(thm)],[31]) ).

thf(63,plain,
    ( ( ! [X3: $i,X4: $i] :
          ( ( ( multiply @ X3 @ sk_c7 )
           != sk_c6 )
          | ( ( inverse @ X3 )
           != sk_c7 )
          | ( ( multiply @ X4 @ sk_c6 )
           != sk_c5 )
          | ( ( inverse @ X4 )
           != sk_c6 )
          | ( ( multiply @ sk_c5 @ sk_c7 )
           != sk_c6 )
          | ( ( multiply @ sk_c6 @ sk_c7 )
           != sk_c5 )
          | ! [X1: $i] :
              ( ( ( inverse @ X1 )
               != sk_c7 )
              | ( ( multiply @ X1 @ sk_c6 )
               != sk_c7 )
              | ! [X2: $i] :
                  ( ( ( inverse @ X2 )
                   != sk_c6 )
                  | ( ( multiply @ X2 @ sk_c5 )
                   != sk_c6 ) ) ) ) )
    = $true ),
    inference(extcnf_combined,[status(esa)],[36]) ).

thf(64,plain,
    ( ( ( ( multiply @ sk_c1 @ sk_c7 )
        = sk_c6 )
      | ( ( multiply @ sk_c6 @ sk_c7 )
        = sk_c5 ) )
    = $true ),
    inference(copy,[status(thm)],[61]) ).

thf(65,plain,
    ( ( ( ( multiply @ sk_c1 @ sk_c7 )
        = sk_c6 )
      | ( ( inverse @ sk_c3 )
        = sk_c7 ) )
    = $true ),
    inference(copy,[status(thm)],[60]) ).

thf(66,plain,
    ( ( ( ( multiply @ sk_c1 @ sk_c7 )
        = sk_c6 )
      | ( ( multiply @ sk_c3 @ sk_c6 )
        = sk_c7 ) )
    = $true ),
    inference(copy,[status(thm)],[59]) ).

thf(67,plain,
    ( ( ( ( multiply @ sk_c1 @ sk_c7 )
        = sk_c6 )
      | ( ( inverse @ sk_c4 )
        = sk_c6 ) )
    = $true ),
    inference(copy,[status(thm)],[58]) ).

thf(68,plain,
    ( ( ( ( multiply @ sk_c1 @ sk_c7 )
        = sk_c6 )
      | ( ( multiply @ sk_c4 @ sk_c5 )
        = sk_c6 ) )
    = $true ),
    inference(copy,[status(thm)],[57]) ).

thf(69,plain,
    ( ( ( ( inverse @ sk_c1 )
        = sk_c7 )
      | ( ( multiply @ sk_c6 @ sk_c7 )
        = sk_c5 ) )
    = $true ),
    inference(copy,[status(thm)],[56]) ).

thf(70,plain,
    ( ( ( ( inverse @ sk_c1 )
        = sk_c7 )
      | ( ( inverse @ sk_c3 )
        = sk_c7 ) )
    = $true ),
    inference(copy,[status(thm)],[55]) ).

thf(71,plain,
    ( ( ( ( inverse @ sk_c1 )
        = sk_c7 )
      | ( ( multiply @ sk_c3 @ sk_c6 )
        = sk_c7 ) )
    = $true ),
    inference(copy,[status(thm)],[54]) ).

thf(72,plain,
    ( ( ( ( inverse @ sk_c1 )
        = sk_c7 )
      | ( ( inverse @ sk_c4 )
        = sk_c6 ) )
    = $true ),
    inference(copy,[status(thm)],[53]) ).

thf(73,plain,
    ( ( ( ( inverse @ sk_c1 )
        = sk_c7 )
      | ( ( multiply @ sk_c4 @ sk_c5 )
        = sk_c6 ) )
    = $true ),
    inference(copy,[status(thm)],[52]) ).

thf(74,plain,
    ( ( ( ( multiply @ sk_c2 @ sk_c6 )
        = sk_c5 )
      | ( ( multiply @ sk_c6 @ sk_c7 )
        = sk_c5 ) )
    = $true ),
    inference(copy,[status(thm)],[51]) ).

thf(75,plain,
    ( ( ( ( multiply @ sk_c2 @ sk_c6 )
        = sk_c5 )
      | ( ( inverse @ sk_c3 )
        = sk_c7 ) )
    = $true ),
    inference(copy,[status(thm)],[50]) ).

thf(76,plain,
    ( ( ( ( multiply @ sk_c2 @ sk_c6 )
        = sk_c5 )
      | ( ( multiply @ sk_c3 @ sk_c6 )
        = sk_c7 ) )
    = $true ),
    inference(copy,[status(thm)],[49]) ).

thf(77,plain,
    ( ( ( ( multiply @ sk_c2 @ sk_c6 )
        = sk_c5 )
      | ( ( inverse @ sk_c4 )
        = sk_c6 ) )
    = $true ),
    inference(copy,[status(thm)],[48]) ).

thf(78,plain,
    ( ( ( ( multiply @ sk_c2 @ sk_c6 )
        = sk_c5 )
      | ( ( multiply @ sk_c4 @ sk_c5 )
        = sk_c6 ) )
    = $true ),
    inference(copy,[status(thm)],[47]) ).

thf(79,plain,
    ( ( ( ( inverse @ sk_c2 )
        = sk_c6 )
      | ( ( multiply @ sk_c6 @ sk_c7 )
        = sk_c5 ) )
    = $true ),
    inference(copy,[status(thm)],[46]) ).

thf(80,plain,
    ( ( ( ( inverse @ sk_c2 )
        = sk_c6 )
      | ( ( inverse @ sk_c3 )
        = sk_c7 ) )
    = $true ),
    inference(copy,[status(thm)],[45]) ).

thf(81,plain,
    ( ( ( ( inverse @ sk_c2 )
        = sk_c6 )
      | ( ( multiply @ sk_c3 @ sk_c6 )
        = sk_c7 ) )
    = $true ),
    inference(copy,[status(thm)],[44]) ).

thf(82,plain,
    ( ( ( ( inverse @ sk_c2 )
        = sk_c6 )
      | ( ( inverse @ sk_c4 )
        = sk_c6 ) )
    = $true ),
    inference(copy,[status(thm)],[43]) ).

thf(83,plain,
    ( ( ( ( inverse @ sk_c2 )
        = sk_c6 )
      | ( ( multiply @ sk_c4 @ sk_c5 )
        = sk_c6 ) )
    = $true ),
    inference(copy,[status(thm)],[42]) ).

thf(84,plain,
    ( ( ( ( multiply @ sk_c5 @ sk_c7 )
        = sk_c6 )
      | ( ( multiply @ sk_c6 @ sk_c7 )
        = sk_c5 ) )
    = $true ),
    inference(copy,[status(thm)],[41]) ).

thf(85,plain,
    ( ( ( ( multiply @ sk_c5 @ sk_c7 )
        = sk_c6 )
      | ( ( inverse @ sk_c3 )
        = sk_c7 ) )
    = $true ),
    inference(copy,[status(thm)],[40]) ).

thf(86,plain,
    ( ( ( ( multiply @ sk_c5 @ sk_c7 )
        = sk_c6 )
      | ( ( multiply @ sk_c3 @ sk_c6 )
        = sk_c7 ) )
    = $true ),
    inference(copy,[status(thm)],[39]) ).

thf(87,plain,
    ( ( ( ( multiply @ sk_c5 @ sk_c7 )
        = sk_c6 )
      | ( ( inverse @ sk_c4 )
        = sk_c6 ) )
    = $true ),
    inference(copy,[status(thm)],[38]) ).

thf(88,plain,
    ( ( ( ( multiply @ sk_c5 @ sk_c7 )
        = sk_c6 )
      | ( ( multiply @ sk_c4 @ sk_c5 )
        = sk_c6 ) )
    = $true ),
    inference(copy,[status(thm)],[37]) ).

thf(89,plain,
    ( ( ! [X3: $i,X4: $i] :
          ( ( ( multiply @ X3 @ sk_c7 )
           != sk_c6 )
          | ( ( inverse @ X3 )
           != sk_c7 )
          | ( ( multiply @ X4 @ sk_c6 )
           != sk_c5 )
          | ( ( inverse @ X4 )
           != sk_c6 )
          | ( ( multiply @ sk_c5 @ sk_c7 )
           != sk_c6 )
          | ( ( multiply @ sk_c6 @ sk_c7 )
           != sk_c5 )
          | ! [X1: $i] :
              ( ( ( inverse @ X1 )
               != sk_c7 )
              | ( ( multiply @ X1 @ sk_c6 )
               != sk_c7 )
              | ! [X2: $i] :
                  ( ( ( inverse @ X2 )
                   != sk_c6 )
                  | ( ( multiply @ X2 @ sk_c5 )
                   != sk_c6 ) ) ) ) )
    = $true ),
    inference(copy,[status(thm)],[63]) ).

thf(90,plain,
    ( ( ! [X: $i] :
          ( ( multiply @ identity @ X )
          = X ) )
    = $true ),
    inference(copy,[status(thm)],[35]) ).

thf(91,plain,
    ( ( ! [X: $i] :
          ( ( multiply @ ( inverse @ X ) @ X )
          = identity ) )
    = $true ),
    inference(copy,[status(thm)],[34]) ).

thf(92,plain,
    ( ( ! [X: $i,Y: $i,Z: $i] :
          ( ( multiply @ ( multiply @ X @ Y ) @ Z )
          = ( multiply @ X @ ( multiply @ Y @ Z ) ) ) )
    = $true ),
    inference(copy,[status(thm)],[33]) ).

thf(94,plain,
    ( ( ( ( multiply @ sk_c1 @ sk_c7 )
        = sk_c6 )
      = $true )
    | ( ( ( multiply @ sk_c6 @ sk_c7 )
        = sk_c5 )
      = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[64]) ).

thf(95,plain,
    ( ( ( ( multiply @ sk_c1 @ sk_c7 )
        = sk_c6 )
      = $true )
    | ( ( ( inverse @ sk_c3 )
        = sk_c7 )
      = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[65]) ).

thf(96,plain,
    ( ( ( ( multiply @ sk_c1 @ sk_c7 )
        = sk_c6 )
      = $true )
    | ( ( ( multiply @ sk_c3 @ sk_c6 )
        = sk_c7 )
      = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[66]) ).

thf(97,plain,
    ( ( ( ( multiply @ sk_c1 @ sk_c7 )
        = sk_c6 )
      = $true )
    | ( ( ( inverse @ sk_c4 )
        = sk_c6 )
      = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[67]) ).

thf(98,plain,
    ( ( ( ( multiply @ sk_c1 @ sk_c7 )
        = sk_c6 )
      = $true )
    | ( ( ( multiply @ sk_c4 @ sk_c5 )
        = sk_c6 )
      = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[68]) ).

thf(99,plain,
    ( ( ( ( inverse @ sk_c1 )
        = sk_c7 )
      = $true )
    | ( ( ( multiply @ sk_c6 @ sk_c7 )
        = sk_c5 )
      = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[69]) ).

thf(100,plain,
    ( ( ( ( inverse @ sk_c1 )
        = sk_c7 )
      = $true )
    | ( ( ( inverse @ sk_c3 )
        = sk_c7 )
      = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[70]) ).

thf(101,plain,
    ( ( ( ( inverse @ sk_c1 )
        = sk_c7 )
      = $true )
    | ( ( ( multiply @ sk_c3 @ sk_c6 )
        = sk_c7 )
      = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[71]) ).

thf(102,plain,
    ( ( ( ( inverse @ sk_c1 )
        = sk_c7 )
      = $true )
    | ( ( ( inverse @ sk_c4 )
        = sk_c6 )
      = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[72]) ).

thf(103,plain,
    ( ( ( ( inverse @ sk_c1 )
        = sk_c7 )
      = $true )
    | ( ( ( multiply @ sk_c4 @ sk_c5 )
        = sk_c6 )
      = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[73]) ).

thf(104,plain,
    ( ( ( ( multiply @ sk_c2 @ sk_c6 )
        = sk_c5 )
      = $true )
    | ( ( ( multiply @ sk_c6 @ sk_c7 )
        = sk_c5 )
      = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[74]) ).

thf(105,plain,
    ( ( ( ( multiply @ sk_c2 @ sk_c6 )
        = sk_c5 )
      = $true )
    | ( ( ( inverse @ sk_c3 )
        = sk_c7 )
      = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[75]) ).

thf(106,plain,
    ( ( ( ( multiply @ sk_c2 @ sk_c6 )
        = sk_c5 )
      = $true )
    | ( ( ( multiply @ sk_c3 @ sk_c6 )
        = sk_c7 )
      = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[76]) ).

thf(107,plain,
    ( ( ( ( multiply @ sk_c2 @ sk_c6 )
        = sk_c5 )
      = $true )
    | ( ( ( inverse @ sk_c4 )
        = sk_c6 )
      = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[77]) ).

thf(108,plain,
    ( ( ( ( multiply @ sk_c2 @ sk_c6 )
        = sk_c5 )
      = $true )
    | ( ( ( multiply @ sk_c4 @ sk_c5 )
        = sk_c6 )
      = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[78]) ).

thf(109,plain,
    ( ( ( ( inverse @ sk_c2 )
        = sk_c6 )
      = $true )
    | ( ( ( multiply @ sk_c6 @ sk_c7 )
        = sk_c5 )
      = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[79]) ).

thf(110,plain,
    ( ( ( ( inverse @ sk_c2 )
        = sk_c6 )
      = $true )
    | ( ( ( inverse @ sk_c3 )
        = sk_c7 )
      = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[80]) ).

thf(111,plain,
    ( ( ( ( inverse @ sk_c2 )
        = sk_c6 )
      = $true )
    | ( ( ( multiply @ sk_c3 @ sk_c6 )
        = sk_c7 )
      = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[81]) ).

thf(112,plain,
    ( ( ( ( inverse @ sk_c2 )
        = sk_c6 )
      = $true )
    | ( ( ( inverse @ sk_c4 )
        = sk_c6 )
      = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[82]) ).

thf(113,plain,
    ( ( ( ( inverse @ sk_c2 )
        = sk_c6 )
      = $true )
    | ( ( ( multiply @ sk_c4 @ sk_c5 )
        = sk_c6 )
      = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[83]) ).

thf(114,plain,
    ( ( ( ( multiply @ sk_c5 @ sk_c7 )
        = sk_c6 )
      = $true )
    | ( ( ( multiply @ sk_c6 @ sk_c7 )
        = sk_c5 )
      = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[84]) ).

thf(115,plain,
    ( ( ( ( multiply @ sk_c5 @ sk_c7 )
        = sk_c6 )
      = $true )
    | ( ( ( inverse @ sk_c3 )
        = sk_c7 )
      = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[85]) ).

thf(116,plain,
    ( ( ( ( multiply @ sk_c5 @ sk_c7 )
        = sk_c6 )
      = $true )
    | ( ( ( multiply @ sk_c3 @ sk_c6 )
        = sk_c7 )
      = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[86]) ).

thf(117,plain,
    ( ( ( ( multiply @ sk_c5 @ sk_c7 )
        = sk_c6 )
      = $true )
    | ( ( ( inverse @ sk_c4 )
        = sk_c6 )
      = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[87]) ).

thf(118,plain,
    ( ( ( ( multiply @ sk_c5 @ sk_c7 )
        = sk_c6 )
      = $true )
    | ( ( ( multiply @ sk_c4 @ sk_c5 )
        = sk_c6 )
      = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[88]) ).

thf(119,plain,
    ! [SV1: $i] :
      ( ( ! [SY9: $i] :
            ( ( ( multiply @ SV1 @ sk_c7 )
             != sk_c6 )
            | ( ( inverse @ SV1 )
             != sk_c7 )
            | ( ( multiply @ SY9 @ sk_c6 )
             != sk_c5 )
            | ( ( inverse @ SY9 )
             != sk_c6 )
            | ( ( multiply @ sk_c5 @ sk_c7 )
             != sk_c6 )
            | ( ( multiply @ sk_c6 @ sk_c7 )
             != sk_c5 )
            | ! [X1: $i] :
                ( ( ( inverse @ X1 )
                 != sk_c7 )
                | ( ( multiply @ X1 @ sk_c6 )
                 != sk_c7 )
                | ! [X2: $i] :
                    ( ( ( inverse @ X2 )
                     != sk_c6 )
                    | ( ( multiply @ X2 @ sk_c5 )
                     != sk_c6 ) ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[89]) ).

thf(120,plain,
    ! [SV2: $i] :
      ( ( ( multiply @ identity @ SV2 )
        = SV2 )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[90]) ).

thf(121,plain,
    ! [SV3: $i] :
      ( ( ( multiply @ ( inverse @ SV3 ) @ SV3 )
        = identity )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[91]) ).

thf(122,plain,
    ! [SV4: $i] :
      ( ( ! [SY12: $i,SY13: $i] :
            ( ( multiply @ ( multiply @ SV4 @ SY12 ) @ SY13 )
            = ( multiply @ SV4 @ ( multiply @ SY12 @ SY13 ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[92]) ).

thf(124,plain,
    ! [SV5: $i,SV1: $i] :
      ( ( ( ( multiply @ SV1 @ sk_c7 )
         != sk_c6 )
        | ( ( inverse @ SV1 )
         != sk_c7 )
        | ( ( multiply @ SV5 @ sk_c6 )
         != sk_c5 )
        | ( ( inverse @ SV5 )
         != sk_c6 )
        | ( ( multiply @ sk_c5 @ sk_c7 )
         != sk_c6 )
        | ( ( multiply @ sk_c6 @ sk_c7 )
         != sk_c5 )
        | ! [X1: $i] :
            ( ( ( inverse @ X1 )
             != sk_c7 )
            | ( ( multiply @ X1 @ sk_c6 )
             != sk_c7 )
            | ! [X2: $i] :
                ( ( ( inverse @ X2 )
                 != sk_c6 )
                | ( ( multiply @ X2 @ sk_c5 )
                 != sk_c6 ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[119]) ).

thf(125,plain,
    ! [SV6: $i,SV4: $i] :
      ( ( ! [SY16: $i] :
            ( ( multiply @ ( multiply @ SV4 @ SV6 ) @ SY16 )
            = ( multiply @ SV4 @ ( multiply @ SV6 @ SY16 ) ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[122]) ).

thf(126,plain,
    ! [SV5: $i,SV1: $i] :
      ( ( ( ( ( multiply @ SV1 @ sk_c7 )
           != sk_c6 ) )
        = $true )
      | ( ( ( ( inverse @ SV1 )
           != sk_c7 )
          | ( ( multiply @ SV5 @ sk_c6 )
           != sk_c5 )
          | ( ( inverse @ SV5 )
           != sk_c6 )
          | ( ( multiply @ sk_c5 @ sk_c7 )
           != sk_c6 )
          | ( ( multiply @ sk_c6 @ sk_c7 )
           != sk_c5 )
          | ! [X1: $i] :
              ( ( ( inverse @ X1 )
               != sk_c7 )
              | ( ( multiply @ X1 @ sk_c6 )
               != sk_c7 )
              | ! [X2: $i] :
                  ( ( ( inverse @ X2 )
                   != sk_c6 )
                  | ( ( multiply @ X2 @ sk_c5 )
                   != sk_c6 ) ) ) )
        = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[124]) ).

thf(127,plain,
    ! [SV7: $i,SV6: $i,SV4: $i] :
      ( ( ( multiply @ ( multiply @ SV4 @ SV6 ) @ SV7 )
        = ( multiply @ SV4 @ ( multiply @ SV6 @ SV7 ) ) )
      = $true ),
    inference(extcnf_forall_pos,[status(thm)],[125]) ).

thf(128,plain,
    ! [SV5: $i,SV1: $i] :
      ( ( ( ( multiply @ SV1 @ sk_c7 )
          = sk_c6 )
        = $false )
      | ( ( ( ( inverse @ SV1 )
           != sk_c7 )
          | ( ( multiply @ SV5 @ sk_c6 )
           != sk_c5 )
          | ( ( inverse @ SV5 )
           != sk_c6 )
          | ( ( multiply @ sk_c5 @ sk_c7 )
           != sk_c6 )
          | ( ( multiply @ sk_c6 @ sk_c7 )
           != sk_c5 )
          | ! [X1: $i] :
              ( ( ( inverse @ X1 )
               != sk_c7 )
              | ( ( multiply @ X1 @ sk_c6 )
               != sk_c7 )
              | ! [X2: $i] :
                  ( ( ( inverse @ X2 )
                   != sk_c6 )
                  | ( ( multiply @ X2 @ sk_c5 )
                   != sk_c6 ) ) ) )
        = $true ) ),
    inference(extcnf_not_pos,[status(thm)],[126]) ).

thf(129,plain,
    ! [SV5: $i,SV1: $i] :
      ( ( ( ( ( inverse @ SV1 )
           != sk_c7 ) )
        = $true )
      | ( ( ( ( multiply @ SV5 @ sk_c6 )
           != sk_c5 )
          | ( ( inverse @ SV5 )
           != sk_c6 )
          | ( ( multiply @ sk_c5 @ sk_c7 )
           != sk_c6 )
          | ( ( multiply @ sk_c6 @ sk_c7 )
           != sk_c5 )
          | ! [X1: $i] :
              ( ( ( inverse @ X1 )
               != sk_c7 )
              | ( ( multiply @ X1 @ sk_c6 )
               != sk_c7 )
              | ! [X2: $i] :
                  ( ( ( inverse @ X2 )
                   != sk_c6 )
                  | ( ( multiply @ X2 @ sk_c5 )
                   != sk_c6 ) ) ) )
        = $true )
      | ( ( ( multiply @ SV1 @ sk_c7 )
          = sk_c6 )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[128]) ).

thf(130,plain,
    ! [SV5: $i,SV1: $i] :
      ( ( ( ( inverse @ SV1 )
          = sk_c7 )
        = $false )
      | ( ( ( ( multiply @ SV5 @ sk_c6 )
           != sk_c5 )
          | ( ( inverse @ SV5 )
           != sk_c6 )
          | ( ( multiply @ sk_c5 @ sk_c7 )
           != sk_c6 )
          | ( ( multiply @ sk_c6 @ sk_c7 )
           != sk_c5 )
          | ! [X1: $i] :
              ( ( ( inverse @ X1 )
               != sk_c7 )
              | ( ( multiply @ X1 @ sk_c6 )
               != sk_c7 )
              | ! [X2: $i] :
                  ( ( ( inverse @ X2 )
                   != sk_c6 )
                  | ( ( multiply @ X2 @ sk_c5 )
                   != sk_c6 ) ) ) )
        = $true )
      | ( ( ( multiply @ SV1 @ sk_c7 )
          = sk_c6 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[129]) ).

thf(131,plain,
    ! [SV1: $i,SV5: $i] :
      ( ( ( ( ( multiply @ SV5 @ sk_c6 )
           != sk_c5 ) )
        = $true )
      | ( ( ( ( inverse @ SV5 )
           != sk_c6 )
          | ( ( multiply @ sk_c5 @ sk_c7 )
           != sk_c6 )
          | ( ( multiply @ sk_c6 @ sk_c7 )
           != sk_c5 )
          | ! [X1: $i] :
              ( ( ( inverse @ X1 )
               != sk_c7 )
              | ( ( multiply @ X1 @ sk_c6 )
               != sk_c7 )
              | ! [X2: $i] :
                  ( ( ( inverse @ X2 )
                   != sk_c6 )
                  | ( ( multiply @ X2 @ sk_c5 )
                   != sk_c6 ) ) ) )
        = $true )
      | ( ( ( inverse @ SV1 )
          = sk_c7 )
        = $false )
      | ( ( ( multiply @ SV1 @ sk_c7 )
          = sk_c6 )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[130]) ).

thf(132,plain,
    ! [SV1: $i,SV5: $i] :
      ( ( ( ( multiply @ SV5 @ sk_c6 )
          = sk_c5 )
        = $false )
      | ( ( ( ( inverse @ SV5 )
           != sk_c6 )
          | ( ( multiply @ sk_c5 @ sk_c7 )
           != sk_c6 )
          | ( ( multiply @ sk_c6 @ sk_c7 )
           != sk_c5 )
          | ! [X1: $i] :
              ( ( ( inverse @ X1 )
               != sk_c7 )
              | ( ( multiply @ X1 @ sk_c6 )
               != sk_c7 )
              | ! [X2: $i] :
                  ( ( ( inverse @ X2 )
                   != sk_c6 )
                  | ( ( multiply @ X2 @ sk_c5 )
                   != sk_c6 ) ) ) )
        = $true )
      | ( ( ( inverse @ SV1 )
          = sk_c7 )
        = $false )
      | ( ( ( multiply @ SV1 @ sk_c7 )
          = sk_c6 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[131]) ).

thf(133,plain,
    ! [SV1: $i,SV5: $i] :
      ( ( ( ( ( inverse @ SV5 )
           != sk_c6 ) )
        = $true )
      | ( ( ( ( multiply @ sk_c5 @ sk_c7 )
           != sk_c6 )
          | ( ( multiply @ sk_c6 @ sk_c7 )
           != sk_c5 )
          | ! [X1: $i] :
              ( ( ( inverse @ X1 )
               != sk_c7 )
              | ( ( multiply @ X1 @ sk_c6 )
               != sk_c7 )
              | ! [X2: $i] :
                  ( ( ( inverse @ X2 )
                   != sk_c6 )
                  | ( ( multiply @ X2 @ sk_c5 )
                   != sk_c6 ) ) ) )
        = $true )
      | ( ( ( multiply @ SV5 @ sk_c6 )
          = sk_c5 )
        = $false )
      | ( ( ( inverse @ SV1 )
          = sk_c7 )
        = $false )
      | ( ( ( multiply @ SV1 @ sk_c7 )
          = sk_c6 )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[132]) ).

thf(134,plain,
    ! [SV1: $i,SV5: $i] :
      ( ( ( ( inverse @ SV5 )
          = sk_c6 )
        = $false )
      | ( ( ( ( multiply @ sk_c5 @ sk_c7 )
           != sk_c6 )
          | ( ( multiply @ sk_c6 @ sk_c7 )
           != sk_c5 )
          | ! [X1: $i] :
              ( ( ( inverse @ X1 )
               != sk_c7 )
              | ( ( multiply @ X1 @ sk_c6 )
               != sk_c7 )
              | ! [X2: $i] :
                  ( ( ( inverse @ X2 )
                   != sk_c6 )
                  | ( ( multiply @ X2 @ sk_c5 )
                   != sk_c6 ) ) ) )
        = $true )
      | ( ( ( multiply @ SV5 @ sk_c6 )
          = sk_c5 )
        = $false )
      | ( ( ( inverse @ SV1 )
          = sk_c7 )
        = $false )
      | ( ( ( multiply @ SV1 @ sk_c7 )
          = sk_c6 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[133]) ).

thf(135,plain,
    ! [SV1: $i,SV5: $i] :
      ( ( ( ( ( multiply @ sk_c5 @ sk_c7 )
           != sk_c6 ) )
        = $true )
      | ( ( ( ( multiply @ sk_c6 @ sk_c7 )
           != sk_c5 )
          | ! [X1: $i] :
              ( ( ( inverse @ X1 )
               != sk_c7 )
              | ( ( multiply @ X1 @ sk_c6 )
               != sk_c7 )
              | ! [X2: $i] :
                  ( ( ( inverse @ X2 )
                   != sk_c6 )
                  | ( ( multiply @ X2 @ sk_c5 )
                   != sk_c6 ) ) ) )
        = $true )
      | ( ( ( inverse @ SV5 )
          = sk_c6 )
        = $false )
      | ( ( ( multiply @ SV5 @ sk_c6 )
          = sk_c5 )
        = $false )
      | ( ( ( inverse @ SV1 )
          = sk_c7 )
        = $false )
      | ( ( ( multiply @ SV1 @ sk_c7 )
          = sk_c6 )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[134]) ).

thf(136,plain,
    ! [SV1: $i,SV5: $i] :
      ( ( ( ( multiply @ sk_c5 @ sk_c7 )
          = sk_c6 )
        = $false )
      | ( ( ( ( multiply @ sk_c6 @ sk_c7 )
           != sk_c5 )
          | ! [X1: $i] :
              ( ( ( inverse @ X1 )
               != sk_c7 )
              | ( ( multiply @ X1 @ sk_c6 )
               != sk_c7 )
              | ! [X2: $i] :
                  ( ( ( inverse @ X2 )
                   != sk_c6 )
                  | ( ( multiply @ X2 @ sk_c5 )
                   != sk_c6 ) ) ) )
        = $true )
      | ( ( ( inverse @ SV5 )
          = sk_c6 )
        = $false )
      | ( ( ( multiply @ SV5 @ sk_c6 )
          = sk_c5 )
        = $false )
      | ( ( ( inverse @ SV1 )
          = sk_c7 )
        = $false )
      | ( ( ( multiply @ SV1 @ sk_c7 )
          = sk_c6 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[135]) ).

thf(137,plain,
    ! [SV1: $i,SV5: $i] :
      ( ( ( ( ( multiply @ sk_c6 @ sk_c7 )
           != sk_c5 ) )
        = $true )
      | ( ( ! [X1: $i] :
              ( ( ( inverse @ X1 )
               != sk_c7 )
              | ( ( multiply @ X1 @ sk_c6 )
               != sk_c7 )
              | ! [X2: $i] :
                  ( ( ( inverse @ X2 )
                   != sk_c6 )
                  | ( ( multiply @ X2 @ sk_c5 )
                   != sk_c6 ) ) ) )
        = $true )
      | ( ( ( multiply @ sk_c5 @ sk_c7 )
          = sk_c6 )
        = $false )
      | ( ( ( inverse @ SV5 )
          = sk_c6 )
        = $false )
      | ( ( ( multiply @ SV5 @ sk_c6 )
          = sk_c5 )
        = $false )
      | ( ( ( inverse @ SV1 )
          = sk_c7 )
        = $false )
      | ( ( ( multiply @ SV1 @ sk_c7 )
          = sk_c6 )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[136]) ).

thf(138,plain,
    ! [SV1: $i,SV5: $i] :
      ( ( ( ( multiply @ sk_c6 @ sk_c7 )
          = sk_c5 )
        = $false )
      | ( ( ! [X1: $i] :
              ( ( ( inverse @ X1 )
               != sk_c7 )
              | ( ( multiply @ X1 @ sk_c6 )
               != sk_c7 )
              | ! [X2: $i] :
                  ( ( ( inverse @ X2 )
                   != sk_c6 )
                  | ( ( multiply @ X2 @ sk_c5 )
                   != sk_c6 ) ) ) )
        = $true )
      | ( ( ( multiply @ sk_c5 @ sk_c7 )
          = sk_c6 )
        = $false )
      | ( ( ( inverse @ SV5 )
          = sk_c6 )
        = $false )
      | ( ( ( multiply @ SV5 @ sk_c6 )
          = sk_c5 )
        = $false )
      | ( ( ( inverse @ SV1 )
          = sk_c7 )
        = $false )
      | ( ( ( multiply @ SV1 @ sk_c7 )
          = sk_c6 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[137]) ).

thf(139,plain,
    ! [SV1: $i,SV5: $i,SV8: $i] :
      ( ( ( ( ( inverse @ SV8 )
           != sk_c7 )
          | ( ( multiply @ SV8 @ sk_c6 )
           != sk_c7 )
          | ! [X2: $i] :
              ( ( ( inverse @ X2 )
               != sk_c6 )
              | ( ( multiply @ X2 @ sk_c5 )
               != sk_c6 ) ) )
        = $true )
      | ( ( ( multiply @ sk_c6 @ sk_c7 )
          = sk_c5 )
        = $false )
      | ( ( ( multiply @ sk_c5 @ sk_c7 )
          = sk_c6 )
        = $false )
      | ( ( ( inverse @ SV5 )
          = sk_c6 )
        = $false )
      | ( ( ( multiply @ SV5 @ sk_c6 )
          = sk_c5 )
        = $false )
      | ( ( ( inverse @ SV1 )
          = sk_c7 )
        = $false )
      | ( ( ( multiply @ SV1 @ sk_c7 )
          = sk_c6 )
        = $false ) ),
    inference(extcnf_forall_pos,[status(thm)],[138]) ).

thf(140,plain,
    ! [SV1: $i,SV5: $i,SV8: $i] :
      ( ( ( ( ( inverse @ SV8 )
           != sk_c7 ) )
        = $true )
      | ( ( ( ( multiply @ SV8 @ sk_c6 )
           != sk_c7 )
          | ! [X2: $i] :
              ( ( ( inverse @ X2 )
               != sk_c6 )
              | ( ( multiply @ X2 @ sk_c5 )
               != sk_c6 ) ) )
        = $true )
      | ( ( ( multiply @ sk_c6 @ sk_c7 )
          = sk_c5 )
        = $false )
      | ( ( ( multiply @ sk_c5 @ sk_c7 )
          = sk_c6 )
        = $false )
      | ( ( ( inverse @ SV5 )
          = sk_c6 )
        = $false )
      | ( ( ( multiply @ SV5 @ sk_c6 )
          = sk_c5 )
        = $false )
      | ( ( ( inverse @ SV1 )
          = sk_c7 )
        = $false )
      | ( ( ( multiply @ SV1 @ sk_c7 )
          = sk_c6 )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[139]) ).

thf(141,plain,
    ! [SV1: $i,SV5: $i,SV8: $i] :
      ( ( ( ( inverse @ SV8 )
          = sk_c7 )
        = $false )
      | ( ( ( ( multiply @ SV8 @ sk_c6 )
           != sk_c7 )
          | ! [X2: $i] :
              ( ( ( inverse @ X2 )
               != sk_c6 )
              | ( ( multiply @ X2 @ sk_c5 )
               != sk_c6 ) ) )
        = $true )
      | ( ( ( multiply @ sk_c6 @ sk_c7 )
          = sk_c5 )
        = $false )
      | ( ( ( multiply @ sk_c5 @ sk_c7 )
          = sk_c6 )
        = $false )
      | ( ( ( inverse @ SV5 )
          = sk_c6 )
        = $false )
      | ( ( ( multiply @ SV5 @ sk_c6 )
          = sk_c5 )
        = $false )
      | ( ( ( inverse @ SV1 )
          = sk_c7 )
        = $false )
      | ( ( ( multiply @ SV1 @ sk_c7 )
          = sk_c6 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[140]) ).

thf(142,plain,
    ! [SV1: $i,SV5: $i,SV8: $i] :
      ( ( ( ( ( multiply @ SV8 @ sk_c6 )
           != sk_c7 ) )
        = $true )
      | ( ( ! [X2: $i] :
              ( ( ( inverse @ X2 )
               != sk_c6 )
              | ( ( multiply @ X2 @ sk_c5 )
               != sk_c6 ) ) )
        = $true )
      | ( ( ( inverse @ SV8 )
          = sk_c7 )
        = $false )
      | ( ( ( multiply @ sk_c6 @ sk_c7 )
          = sk_c5 )
        = $false )
      | ( ( ( multiply @ sk_c5 @ sk_c7 )
          = sk_c6 )
        = $false )
      | ( ( ( inverse @ SV5 )
          = sk_c6 )
        = $false )
      | ( ( ( multiply @ SV5 @ sk_c6 )
          = sk_c5 )
        = $false )
      | ( ( ( inverse @ SV1 )
          = sk_c7 )
        = $false )
      | ( ( ( multiply @ SV1 @ sk_c7 )
          = sk_c6 )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[141]) ).

thf(143,plain,
    ! [SV1: $i,SV5: $i,SV8: $i] :
      ( ( ( ( multiply @ SV8 @ sk_c6 )
          = sk_c7 )
        = $false )
      | ( ( ! [X2: $i] :
              ( ( ( inverse @ X2 )
               != sk_c6 )
              | ( ( multiply @ X2 @ sk_c5 )
               != sk_c6 ) ) )
        = $true )
      | ( ( ( inverse @ SV8 )
          = sk_c7 )
        = $false )
      | ( ( ( multiply @ sk_c6 @ sk_c7 )
          = sk_c5 )
        = $false )
      | ( ( ( multiply @ sk_c5 @ sk_c7 )
          = sk_c6 )
        = $false )
      | ( ( ( inverse @ SV5 )
          = sk_c6 )
        = $false )
      | ( ( ( multiply @ SV5 @ sk_c6 )
          = sk_c5 )
        = $false )
      | ( ( ( inverse @ SV1 )
          = sk_c7 )
        = $false )
      | ( ( ( multiply @ SV1 @ sk_c7 )
          = sk_c6 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[142]) ).

thf(144,plain,
    ! [SV1: $i,SV5: $i,SV8: $i,SV9: $i] :
      ( ( ( ( ( inverse @ SV9 )
           != sk_c6 )
          | ( ( multiply @ SV9 @ sk_c5 )
           != sk_c6 ) )
        = $true )
      | ( ( ( multiply @ SV8 @ sk_c6 )
          = sk_c7 )
        = $false )
      | ( ( ( inverse @ SV8 )
          = sk_c7 )
        = $false )
      | ( ( ( multiply @ sk_c6 @ sk_c7 )
          = sk_c5 )
        = $false )
      | ( ( ( multiply @ sk_c5 @ sk_c7 )
          = sk_c6 )
        = $false )
      | ( ( ( inverse @ SV5 )
          = sk_c6 )
        = $false )
      | ( ( ( multiply @ SV5 @ sk_c6 )
          = sk_c5 )
        = $false )
      | ( ( ( inverse @ SV1 )
          = sk_c7 )
        = $false )
      | ( ( ( multiply @ SV1 @ sk_c7 )
          = sk_c6 )
        = $false ) ),
    inference(extcnf_forall_pos,[status(thm)],[143]) ).

thf(145,plain,
    ! [SV1: $i,SV5: $i,SV8: $i,SV9: $i] :
      ( ( ( ( ( inverse @ SV9 )
           != sk_c6 ) )
        = $true )
      | ( ( ( ( multiply @ SV9 @ sk_c5 )
           != sk_c6 ) )
        = $true )
      | ( ( ( multiply @ SV8 @ sk_c6 )
          = sk_c7 )
        = $false )
      | ( ( ( inverse @ SV8 )
          = sk_c7 )
        = $false )
      | ( ( ( multiply @ sk_c6 @ sk_c7 )
          = sk_c5 )
        = $false )
      | ( ( ( multiply @ sk_c5 @ sk_c7 )
          = sk_c6 )
        = $false )
      | ( ( ( inverse @ SV5 )
          = sk_c6 )
        = $false )
      | ( ( ( multiply @ SV5 @ sk_c6 )
          = sk_c5 )
        = $false )
      | ( ( ( inverse @ SV1 )
          = sk_c7 )
        = $false )
      | ( ( ( multiply @ SV1 @ sk_c7 )
          = sk_c6 )
        = $false ) ),
    inference(extcnf_or_pos,[status(thm)],[144]) ).

thf(146,plain,
    ! [SV1: $i,SV5: $i,SV8: $i,SV9: $i] :
      ( ( ( ( inverse @ SV9 )
          = sk_c6 )
        = $false )
      | ( ( ( ( multiply @ SV9 @ sk_c5 )
           != sk_c6 ) )
        = $true )
      | ( ( ( multiply @ SV8 @ sk_c6 )
          = sk_c7 )
        = $false )
      | ( ( ( inverse @ SV8 )
          = sk_c7 )
        = $false )
      | ( ( ( multiply @ sk_c6 @ sk_c7 )
          = sk_c5 )
        = $false )
      | ( ( ( multiply @ sk_c5 @ sk_c7 )
          = sk_c6 )
        = $false )
      | ( ( ( inverse @ SV5 )
          = sk_c6 )
        = $false )
      | ( ( ( multiply @ SV5 @ sk_c6 )
          = sk_c5 )
        = $false )
      | ( ( ( inverse @ SV1 )
          = sk_c7 )
        = $false )
      | ( ( ( multiply @ SV1 @ sk_c7 )
          = sk_c6 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[145]) ).

thf(147,plain,
    ! [SV1: $i,SV5: $i,SV8: $i,SV9: $i] :
      ( ( ( ( multiply @ SV9 @ sk_c5 )
          = sk_c6 )
        = $false )
      | ( ( ( inverse @ SV9 )
          = sk_c6 )
        = $false )
      | ( ( ( multiply @ SV8 @ sk_c6 )
          = sk_c7 )
        = $false )
      | ( ( ( inverse @ SV8 )
          = sk_c7 )
        = $false )
      | ( ( ( multiply @ sk_c6 @ sk_c7 )
          = sk_c5 )
        = $false )
      | ( ( ( multiply @ sk_c5 @ sk_c7 )
          = sk_c6 )
        = $false )
      | ( ( ( inverse @ SV5 )
          = sk_c6 )
        = $false )
      | ( ( ( multiply @ SV5 @ sk_c6 )
          = sk_c5 )
        = $false )
      | ( ( ( inverse @ SV1 )
          = sk_c7 )
        = $false )
      | ( ( ( multiply @ SV1 @ sk_c7 )
          = sk_c6 )
        = $false ) ),
    inference(extcnf_not_pos,[status(thm)],[146]) ).

thf(148,plain,
    ( ( ( ( multiply @ sk_c6 @ sk_c7 )
        = sk_c5 )
      = $true )
    | ( ( ( ( multiply @ sk_c1 @ sk_c7 )
          = sk_c6 )
        = ( ( multiply @ sk_c6 @ sk_c7 )
          = sk_c5 ) )
      = $false ) ),
    inference(fac_restr,[status(thm)],[94]) ).

thf(149,plain,
    ( ( ( ( inverse @ sk_c3 )
        = sk_c7 )
      = $true )
    | ( ( ( ( multiply @ sk_c1 @ sk_c7 )
          = sk_c6 )
        = ( ( inverse @ sk_c3 )
          = sk_c7 ) )
      = $false ) ),
    inference(fac_restr,[status(thm)],[95]) ).

thf(150,plain,
    ( ( ( ( multiply @ sk_c3 @ sk_c6 )
        = sk_c7 )
      = $true )
    | ( ( ( ( multiply @ sk_c1 @ sk_c7 )
          = sk_c6 )
        = ( ( multiply @ sk_c3 @ sk_c6 )
          = sk_c7 ) )
      = $false ) ),
    inference(fac_restr,[status(thm)],[96]) ).

thf(151,plain,
    ( ( ( ( inverse @ sk_c4 )
        = sk_c6 )
      = $true )
    | ( ( ( ( multiply @ sk_c1 @ sk_c7 )
          = sk_c6 )
        = ( ( inverse @ sk_c4 )
          = sk_c6 ) )
      = $false ) ),
    inference(fac_restr,[status(thm)],[97]) ).

thf(152,plain,
    ( ( ( ( multiply @ sk_c4 @ sk_c5 )
        = sk_c6 )
      = $true )
    | ( ( ( ( multiply @ sk_c1 @ sk_c7 )
          = sk_c6 )
        = ( ( multiply @ sk_c4 @ sk_c5 )
          = sk_c6 ) )
      = $false ) ),
    inference(fac_restr,[status(thm)],[98]) ).

thf(153,plain,
    ( ( ( ( multiply @ sk_c6 @ sk_c7 )
        = sk_c5 )
      = $true )
    | ( ( ( ( inverse @ sk_c1 )
          = sk_c7 )
        = ( ( multiply @ sk_c6 @ sk_c7 )
          = sk_c5 ) )
      = $false ) ),
    inference(fac_restr,[status(thm)],[99]) ).

thf(154,plain,
    ( ( ( ( inverse @ sk_c3 )
        = sk_c7 )
      = $true )
    | ( ( ( ( inverse @ sk_c1 )
          = sk_c7 )
        = ( ( inverse @ sk_c3 )
          = sk_c7 ) )
      = $false ) ),
    inference(fac_restr,[status(thm)],[100]) ).

thf(155,plain,
    ( ( ( ( multiply @ sk_c3 @ sk_c6 )
        = sk_c7 )
      = $true )
    | ( ( ( ( inverse @ sk_c1 )
          = sk_c7 )
        = ( ( multiply @ sk_c3 @ sk_c6 )
          = sk_c7 ) )
      = $false ) ),
    inference(fac_restr,[status(thm)],[101]) ).

thf(156,plain,
    ( ( ( ( inverse @ sk_c4 )
        = sk_c6 )
      = $true )
    | ( ( ( ( inverse @ sk_c1 )
          = sk_c7 )
        = ( ( inverse @ sk_c4 )
          = sk_c6 ) )
      = $false ) ),
    inference(fac_restr,[status(thm)],[102]) ).

thf(157,plain,
    ( ( ( ( multiply @ sk_c4 @ sk_c5 )
        = sk_c6 )
      = $true )
    | ( ( ( ( inverse @ sk_c1 )
          = sk_c7 )
        = ( ( multiply @ sk_c4 @ sk_c5 )
          = sk_c6 ) )
      = $false ) ),
    inference(fac_restr,[status(thm)],[103]) ).

thf(158,plain,
    ( ( ( ( multiply @ sk_c6 @ sk_c7 )
        = sk_c5 )
      = $true )
    | ( ( ( ( multiply @ sk_c2 @ sk_c6 )
          = sk_c5 )
        = ( ( multiply @ sk_c6 @ sk_c7 )
          = sk_c5 ) )
      = $false ) ),
    inference(fac_restr,[status(thm)],[104]) ).

thf(159,plain,
    ( ( ( ( inverse @ sk_c3 )
        = sk_c7 )
      = $true )
    | ( ( ( ( multiply @ sk_c2 @ sk_c6 )
          = sk_c5 )
        = ( ( inverse @ sk_c3 )
          = sk_c7 ) )
      = $false ) ),
    inference(fac_restr,[status(thm)],[105]) ).

thf(160,plain,
    ( ( ( ( multiply @ sk_c3 @ sk_c6 )
        = sk_c7 )
      = $true )
    | ( ( ( ( multiply @ sk_c2 @ sk_c6 )
          = sk_c5 )
        = ( ( multiply @ sk_c3 @ sk_c6 )
          = sk_c7 ) )
      = $false ) ),
    inference(fac_restr,[status(thm)],[106]) ).

thf(161,plain,
    ( ( ( ( inverse @ sk_c4 )
        = sk_c6 )
      = $true )
    | ( ( ( ( multiply @ sk_c2 @ sk_c6 )
          = sk_c5 )
        = ( ( inverse @ sk_c4 )
          = sk_c6 ) )
      = $false ) ),
    inference(fac_restr,[status(thm)],[107]) ).

thf(162,plain,
    ( ( ( ( multiply @ sk_c4 @ sk_c5 )
        = sk_c6 )
      = $true )
    | ( ( ( ( multiply @ sk_c2 @ sk_c6 )
          = sk_c5 )
        = ( ( multiply @ sk_c4 @ sk_c5 )
          = sk_c6 ) )
      = $false ) ),
    inference(fac_restr,[status(thm)],[108]) ).

thf(163,plain,
    ( ( ( ( multiply @ sk_c6 @ sk_c7 )
        = sk_c5 )
      = $true )
    | ( ( ( ( inverse @ sk_c2 )
          = sk_c6 )
        = ( ( multiply @ sk_c6 @ sk_c7 )
          = sk_c5 ) )
      = $false ) ),
    inference(fac_restr,[status(thm)],[109]) ).

thf(164,plain,
    ( ( ( ( inverse @ sk_c3 )
        = sk_c7 )
      = $true )
    | ( ( ( ( inverse @ sk_c2 )
          = sk_c6 )
        = ( ( inverse @ sk_c3 )
          = sk_c7 ) )
      = $false ) ),
    inference(fac_restr,[status(thm)],[110]) ).

thf(165,plain,
    ( ( ( ( multiply @ sk_c3 @ sk_c6 )
        = sk_c7 )
      = $true )
    | ( ( ( ( inverse @ sk_c2 )
          = sk_c6 )
        = ( ( multiply @ sk_c3 @ sk_c6 )
          = sk_c7 ) )
      = $false ) ),
    inference(fac_restr,[status(thm)],[111]) ).

thf(166,plain,
    ( ( ( ( inverse @ sk_c4 )
        = sk_c6 )
      = $true )
    | ( ( ( ( inverse @ sk_c2 )
          = sk_c6 )
        = ( ( inverse @ sk_c4 )
          = sk_c6 ) )
      = $false ) ),
    inference(fac_restr,[status(thm)],[112]) ).

thf(167,plain,
    ( ( ( ( multiply @ sk_c4 @ sk_c5 )
        = sk_c6 )
      = $true )
    | ( ( ( ( inverse @ sk_c2 )
          = sk_c6 )
        = ( ( multiply @ sk_c4 @ sk_c5 )
          = sk_c6 ) )
      = $false ) ),
    inference(fac_restr,[status(thm)],[113]) ).

thf(168,plain,
    ( ( ( ( multiply @ sk_c6 @ sk_c7 )
        = sk_c5 )
      = $true )
    | ( ( ( ( multiply @ sk_c5 @ sk_c7 )
          = sk_c6 )
        = ( ( multiply @ sk_c6 @ sk_c7 )
          = sk_c5 ) )
      = $false ) ),
    inference(fac_restr,[status(thm)],[114]) ).

thf(169,plain,
    ( ( ( ( inverse @ sk_c3 )
        = sk_c7 )
      = $true )
    | ( ( ( ( multiply @ sk_c5 @ sk_c7 )
          = sk_c6 )
        = ( ( inverse @ sk_c3 )
          = sk_c7 ) )
      = $false ) ),
    inference(fac_restr,[status(thm)],[115]) ).

thf(170,plain,
    ( ( ( ( multiply @ sk_c3 @ sk_c6 )
        = sk_c7 )
      = $true )
    | ( ( ( ( multiply @ sk_c5 @ sk_c7 )
          = sk_c6 )
        = ( ( multiply @ sk_c3 @ sk_c6 )
          = sk_c7 ) )
      = $false ) ),
    inference(fac_restr,[status(thm)],[116]) ).

thf(171,plain,
    ( ( ( ( inverse @ sk_c4 )
        = sk_c6 )
      = $true )
    | ( ( ( ( multiply @ sk_c5 @ sk_c7 )
          = sk_c6 )
        = ( ( inverse @ sk_c4 )
          = sk_c6 ) )
      = $false ) ),
    inference(fac_restr,[status(thm)],[117]) ).

thf(172,plain,
    ( ( ( ( multiply @ sk_c4 @ sk_c5 )
        = sk_c6 )
      = $true )
    | ( ( ( ( multiply @ sk_c5 @ sk_c7 )
          = sk_c6 )
        = ( ( multiply @ sk_c4 @ sk_c5 )
          = sk_c6 ) )
      = $false ) ),
    inference(fac_restr,[status(thm)],[118]) ).

thf(173,plain,
    ( ( ( ~ ( ( ( multiply @ sk_c1 @ sk_c7 )
              = sk_c6 )
            | ( ( multiply @ sk_c6 @ sk_c7 )
              = sk_c5 ) )
        | ~ ( ( ( multiply @ sk_c1 @ sk_c7 )
             != sk_c6 )
            | ( ( multiply @ sk_c6 @ sk_c7 )
             != sk_c5 ) ) )
      = $false )
    | ( ( ( multiply @ sk_c6 @ sk_c7 )
        = sk_c5 )
      = $true ) ),
    inference(extcnf_equal_neg,[status(thm)],[148]) ).

thf(174,plain,
    ( ( ( ( ( multiply @ sk_c1 @ sk_c7 )
          = sk_c6 )
        = ( ( multiply @ sk_c6 @ sk_c7 )
          = sk_c5 ) )
      = $false )
    | ( ( ( multiply @ sk_c6 @ sk_c7 )
        = sk_c5 )
      = $true ) ),
    inference(extcnf_equal_neg,[status(thm)],[148]) ).

thf(175,plain,
    ( ( ( ~ ( ( ( multiply @ sk_c1 @ sk_c7 )
              = sk_c6 )
            | ( ( inverse @ sk_c3 )
              = sk_c7 ) )
        | ~ ( ( ( multiply @ sk_c1 @ sk_c7 )
             != sk_c6 )
            | ( ( inverse @ sk_c3 )
             != sk_c7 ) ) )
      = $false )
    | ( ( ( inverse @ sk_c3 )
        = sk_c7 )
      = $true ) ),
    inference(extcnf_equal_neg,[status(thm)],[149]) ).

thf(176,plain,
    ( ( ( ( ( multiply @ sk_c1 @ sk_c7 )
          = sk_c6 )
        = ( ( inverse @ sk_c3 )
          = sk_c7 ) )
      = $false )
    | ( ( ( inverse @ sk_c3 )
        = sk_c7 )
      = $true ) ),
    inference(extcnf_equal_neg,[status(thm)],[149]) ).

thf(177,plain,
    ( ( ( ~ ( ( ( multiply @ sk_c1 @ sk_c7 )
              = sk_c6 )
            | ( ( multiply @ sk_c3 @ sk_c6 )
              = sk_c7 ) )
        | ~ ( ( ( multiply @ sk_c1 @ sk_c7 )
             != sk_c6 )
            | ( ( multiply @ sk_c3 @ sk_c6 )
             != sk_c7 ) ) )
      = $false )
    | ( ( ( multiply @ sk_c3 @ sk_c6 )
        = sk_c7 )
      = $true ) ),
    inference(extcnf_equal_neg,[status(thm)],[150]) ).

thf(178,plain,
    ( ( ( ( ( multiply @ sk_c1 @ sk_c7 )
          = sk_c6 )
        = ( ( multiply @ sk_c3 @ sk_c6 )
          = sk_c7 ) )
      = $false )
    | ( ( ( multiply @ sk_c3 @ sk_c6 )
        = sk_c7 )
      = $true ) ),
    inference(extcnf_equal_neg,[status(thm)],[150]) ).

thf(179,plain,
    ( ( ( ~ ( ( ( multiply @ sk_c1 @ sk_c7 )
              = sk_c6 )
            | ( ( inverse @ sk_c4 )
              = sk_c6 ) )
        | ~ ( ( ( multiply @ sk_c1 @ sk_c7 )
             != sk_c6 )
            | ( ( inverse @ sk_c4 )
             != sk_c6 ) ) )
      = $false )
    | ( ( ( inverse @ sk_c4 )
        = sk_c6 )
      = $true ) ),
    inference(extcnf_equal_neg,[status(thm)],[151]) ).

thf(180,plain,
    ( ( ( ( ( multiply @ sk_c1 @ sk_c7 )
          = sk_c6 )
        = ( ( inverse @ sk_c4 )
          = sk_c6 ) )
      = $false )
    | ( ( ( inverse @ sk_c4 )
        = sk_c6 )
      = $true ) ),
    inference(extcnf_equal_neg,[status(thm)],[151]) ).

thf(181,plain,
    ( ( ( ~ ( ( ( multiply @ sk_c1 @ sk_c7 )
              = sk_c6 )
            | ( ( multiply @ sk_c4 @ sk_c5 )
              = sk_c6 ) )
        | ~ ( ( ( multiply @ sk_c1 @ sk_c7 )
             != sk_c6 )
            | ( ( multiply @ sk_c4 @ sk_c5 )
             != sk_c6 ) ) )
      = $false )
    | ( ( ( multiply @ sk_c4 @ sk_c5 )
        = sk_c6 )
      = $true ) ),
    inference(extcnf_equal_neg,[status(thm)],[152]) ).

thf(182,plain,
    ( ( ( ( ( multiply @ sk_c1 @ sk_c7 )
          = sk_c6 )
        = ( ( multiply @ sk_c4 @ sk_c5 )
          = sk_c6 ) )
      = $false )
    | ( ( ( multiply @ sk_c4 @ sk_c5 )
        = sk_c6 )
      = $true ) ),
    inference(extcnf_equal_neg,[status(thm)],[152]) ).

thf(183,plain,
    ( ( ( ~ ( ( ( inverse @ sk_c1 )
              = sk_c7 )
            | ( ( multiply @ sk_c6 @ sk_c7 )
              = sk_c5 ) )
        | ~ ( ( ( inverse @ sk_c1 )
             != sk_c7 )
            | ( ( multiply @ sk_c6 @ sk_c7 )
             != sk_c5 ) ) )
      = $false )
    | ( ( ( multiply @ sk_c6 @ sk_c7 )
        = sk_c5 )
      = $true ) ),
    inference(extcnf_equal_neg,[status(thm)],[153]) ).

thf(184,plain,
    ( ( ( ( ( inverse @ sk_c1 )
          = sk_c7 )
        = ( ( multiply @ sk_c6 @ sk_c7 )
          = sk_c5 ) )
      = $false )
    | ( ( ( multiply @ sk_c6 @ sk_c7 )
        = sk_c5 )
      = $true ) ),
    inference(extcnf_equal_neg,[status(thm)],[153]) ).

thf(185,plain,
    ( ( ( ~ ( ( ( inverse @ sk_c1 )
              = sk_c7 )
            | ( ( inverse @ sk_c3 )
              = sk_c7 ) )
        | ~ ( ( ( inverse @ sk_c1 )
             != sk_c7 )
            | ( ( inverse @ sk_c3 )
             != sk_c7 ) ) )
      = $false )
    | ( ( ( inverse @ sk_c3 )
        = sk_c7 )
      = $true ) ),
    inference(extcnf_equal_neg,[status(thm)],[154]) ).

thf(186,plain,
    ( ( ( ( ( inverse @ sk_c1 )
          = sk_c7 )
        = ( ( inverse @ sk_c3 )
          = sk_c7 ) )
      = $false )
    | ( ( ( inverse @ sk_c3 )
        = sk_c7 )
      = $true ) ),
    inference(extcnf_equal_neg,[status(thm)],[154]) ).

thf(187,plain,
    ( ( ( ~ ( ( ( inverse @ sk_c1 )
              = sk_c7 )
            | ( ( multiply @ sk_c3 @ sk_c6 )
              = sk_c7 ) )
        | ~ ( ( ( inverse @ sk_c1 )
             != sk_c7 )
            | ( ( multiply @ sk_c3 @ sk_c6 )
             != sk_c7 ) ) )
      = $false )
    | ( ( ( multiply @ sk_c3 @ sk_c6 )
        = sk_c7 )
      = $true ) ),
    inference(extcnf_equal_neg,[status(thm)],[155]) ).

thf(188,plain,
    ( ( ( ( ( inverse @ sk_c1 )
          = sk_c7 )
        = ( ( multiply @ sk_c3 @ sk_c6 )
          = sk_c7 ) )
      = $false )
    | ( ( ( multiply @ sk_c3 @ sk_c6 )
        = sk_c7 )
      = $true ) ),
    inference(extcnf_equal_neg,[status(thm)],[155]) ).

thf(189,plain,
    ( ( ( ~ ( ( ( inverse @ sk_c1 )
              = sk_c7 )
            | ( ( inverse @ sk_c4 )
              = sk_c6 ) )
        | ~ ( ( ( inverse @ sk_c1 )
             != sk_c7 )
            | ( ( inverse @ sk_c4 )
             != sk_c6 ) ) )
      = $false )
    | ( ( ( inverse @ sk_c4 )
        = sk_c6 )
      = $true ) ),
    inference(extcnf_equal_neg,[status(thm)],[156]) ).

thf(190,plain,
    ( ( ( ( ( inverse @ sk_c1 )
          = sk_c7 )
        = ( ( inverse @ sk_c4 )
          = sk_c6 ) )
      = $false )
    | ( ( ( inverse @ sk_c4 )
        = sk_c6 )
      = $true ) ),
    inference(extcnf_equal_neg,[status(thm)],[156]) ).

thf(191,plain,
    ( ( ( ~ ( ( ( inverse @ sk_c1 )
              = sk_c7 )
            | ( ( multiply @ sk_c4 @ sk_c5 )
              = sk_c6 ) )
        | ~ ( ( ( inverse @ sk_c1 )
             != sk_c7 )
            | ( ( multiply @ sk_c4 @ sk_c5 )
             != sk_c6 ) ) )
      = $false )
    | ( ( ( multiply @ sk_c4 @ sk_c5 )
        = sk_c6 )
      = $true ) ),
    inference(extcnf_equal_neg,[status(thm)],[157]) ).

thf(192,plain,
    ( ( ( ( ( inverse @ sk_c1 )
          = sk_c7 )
        = ( ( multiply @ sk_c4 @ sk_c5 )
          = sk_c6 ) )
      = $false )
    | ( ( ( multiply @ sk_c4 @ sk_c5 )
        = sk_c6 )
      = $true ) ),
    inference(extcnf_equal_neg,[status(thm)],[157]) ).

thf(193,plain,
    ( ( ( ~ ( ( ( multiply @ sk_c2 @ sk_c6 )
              = sk_c5 )
            | ( ( multiply @ sk_c6 @ sk_c7 )
              = sk_c5 ) )
        | ~ ( ( ( multiply @ sk_c2 @ sk_c6 )
             != sk_c5 )
            | ( ( multiply @ sk_c6 @ sk_c7 )
             != sk_c5 ) ) )
      = $false )
    | ( ( ( multiply @ sk_c6 @ sk_c7 )
        = sk_c5 )
      = $true ) ),
    inference(extcnf_equal_neg,[status(thm)],[158]) ).

thf(194,plain,
    ( ( ( ( ( multiply @ sk_c2 @ sk_c6 )
          = sk_c5 )
        = ( ( multiply @ sk_c6 @ sk_c7 )
          = sk_c5 ) )
      = $false )
    | ( ( ( multiply @ sk_c6 @ sk_c7 )
        = sk_c5 )
      = $true ) ),
    inference(extcnf_equal_neg,[status(thm)],[158]) ).

thf(195,plain,
    ( ( ( ~ ( ( ( multiply @ sk_c2 @ sk_c6 )
              = sk_c5 )
            | ( ( inverse @ sk_c3 )
              = sk_c7 ) )
        | ~ ( ( ( multiply @ sk_c2 @ sk_c6 )
             != sk_c5 )
            | ( ( inverse @ sk_c3 )
             != sk_c7 ) ) )
      = $false )
    | ( ( ( inverse @ sk_c3 )
        = sk_c7 )
      = $true ) ),
    inference(extcnf_equal_neg,[status(thm)],[159]) ).

thf(196,plain,
    ( ( ( ( ( multiply @ sk_c2 @ sk_c6 )
          = sk_c5 )
        = ( ( inverse @ sk_c3 )
          = sk_c7 ) )
      = $false )
    | ( ( ( inverse @ sk_c3 )
        = sk_c7 )
      = $true ) ),
    inference(extcnf_equal_neg,[status(thm)],[159]) ).

thf(197,plain,
    ( ( ( ~ ( ( ( multiply @ sk_c2 @ sk_c6 )
              = sk_c5 )
            | ( ( multiply @ sk_c3 @ sk_c6 )
              = sk_c7 ) )
        | ~ ( ( ( multiply @ sk_c2 @ sk_c6 )
             != sk_c5 )
            | ( ( multiply @ sk_c3 @ sk_c6 )
             != sk_c7 ) ) )
      = $false )
    | ( ( ( multiply @ sk_c3 @ sk_c6 )
        = sk_c7 )
      = $true ) ),
    inference(extcnf_equal_neg,[status(thm)],[160]) ).

thf(198,plain,
    ( ( ( ( ( multiply @ sk_c2 @ sk_c6 )
          = sk_c5 )
        = ( ( multiply @ sk_c3 @ sk_c6 )
          = sk_c7 ) )
      = $false )
    | ( ( ( multiply @ sk_c3 @ sk_c6 )
        = sk_c7 )
      = $true ) ),
    inference(extcnf_equal_neg,[status(thm)],[160]) ).

thf(199,plain,
    ( ( ( ~ ( ( ( multiply @ sk_c2 @ sk_c6 )
              = sk_c5 )
            | ( ( inverse @ sk_c4 )
              = sk_c6 ) )
        | ~ ( ( ( multiply @ sk_c2 @ sk_c6 )
             != sk_c5 )
            | ( ( inverse @ sk_c4 )
             != sk_c6 ) ) )
      = $false )
    | ( ( ( inverse @ sk_c4 )
        = sk_c6 )
      = $true ) ),
    inference(extcnf_equal_neg,[status(thm)],[161]) ).

thf(200,plain,
    ( ( ( ( ( multiply @ sk_c2 @ sk_c6 )
          = sk_c5 )
        = ( ( inverse @ sk_c4 )
          = sk_c6 ) )
      = $false )
    | ( ( ( inverse @ sk_c4 )
        = sk_c6 )
      = $true ) ),
    inference(extcnf_equal_neg,[status(thm)],[161]) ).

thf(201,plain,
    ( ( ( ~ ( ( ( multiply @ sk_c2 @ sk_c6 )
              = sk_c5 )
            | ( ( multiply @ sk_c4 @ sk_c5 )
              = sk_c6 ) )
        | ~ ( ( ( multiply @ sk_c2 @ sk_c6 )
             != sk_c5 )
            | ( ( multiply @ sk_c4 @ sk_c5 )
             != sk_c6 ) ) )
      = $false )
    | ( ( ( multiply @ sk_c4 @ sk_c5 )
        = sk_c6 )
      = $true ) ),
    inference(extcnf_equal_neg,[status(thm)],[162]) ).

thf(202,plain,
    ( ( ( ( ( multiply @ sk_c2 @ sk_c6 )
          = sk_c5 )
        = ( ( multiply @ sk_c4 @ sk_c5 )
          = sk_c6 ) )
      = $false )
    | ( ( ( multiply @ sk_c4 @ sk_c5 )
        = sk_c6 )
      = $true ) ),
    inference(extcnf_equal_neg,[status(thm)],[162]) ).

thf(203,plain,
    ( ( ( ~ ( ( ( inverse @ sk_c2 )
              = sk_c6 )
            | ( ( multiply @ sk_c6 @ sk_c7 )
              = sk_c5 ) )
        | ~ ( ( ( inverse @ sk_c2 )
             != sk_c6 )
            | ( ( multiply @ sk_c6 @ sk_c7 )
             != sk_c5 ) ) )
      = $false )
    | ( ( ( multiply @ sk_c6 @ sk_c7 )
        = sk_c5 )
      = $true ) ),
    inference(extcnf_equal_neg,[status(thm)],[163]) ).

thf(204,plain,
    ( ( ( ( ( inverse @ sk_c2 )
          = sk_c6 )
        = ( ( multiply @ sk_c6 @ sk_c7 )
          = sk_c5 ) )
      = $false )
    | ( ( ( multiply @ sk_c6 @ sk_c7 )
        = sk_c5 )
      = $true ) ),
    inference(extcnf_equal_neg,[status(thm)],[163]) ).

thf(205,plain,
    ( ( ( ~ ( ( ( inverse @ sk_c2 )
              = sk_c6 )
            | ( ( inverse @ sk_c3 )
              = sk_c7 ) )
        | ~ ( ( ( inverse @ sk_c2 )
             != sk_c6 )
            | ( ( inverse @ sk_c3 )
             != sk_c7 ) ) )
      = $false )
    | ( ( ( inverse @ sk_c3 )
        = sk_c7 )
      = $true ) ),
    inference(extcnf_equal_neg,[status(thm)],[164]) ).

thf(206,plain,
    ( ( ( ( ( inverse @ sk_c2 )
          = sk_c6 )
        = ( ( inverse @ sk_c3 )
          = sk_c7 ) )
      = $false )
    | ( ( ( inverse @ sk_c3 )
        = sk_c7 )
      = $true ) ),
    inference(extcnf_equal_neg,[status(thm)],[164]) ).

thf(207,plain,
    ( ( ( ~ ( ( ( inverse @ sk_c2 )
              = sk_c6 )
            | ( ( multiply @ sk_c3 @ sk_c6 )
              = sk_c7 ) )
        | ~ ( ( ( inverse @ sk_c2 )
             != sk_c6 )
            | ( ( multiply @ sk_c3 @ sk_c6 )
             != sk_c7 ) ) )
      = $false )
    | ( ( ( multiply @ sk_c3 @ sk_c6 )
        = sk_c7 )
      = $true ) ),
    inference(extcnf_equal_neg,[status(thm)],[165]) ).

thf(208,plain,
    ( ( ( ( ( inverse @ sk_c2 )
          = sk_c6 )
        = ( ( multiply @ sk_c3 @ sk_c6 )
          = sk_c7 ) )
      = $false )
    | ( ( ( multiply @ sk_c3 @ sk_c6 )
        = sk_c7 )
      = $true ) ),
    inference(extcnf_equal_neg,[status(thm)],[165]) ).

thf(209,plain,
    ( ( ( ~ ( ( ( inverse @ sk_c2 )
              = sk_c6 )
            | ( ( inverse @ sk_c4 )
              = sk_c6 ) )
        | ~ ( ( ( inverse @ sk_c2 )
             != sk_c6 )
            | ( ( inverse @ sk_c4 )
             != sk_c6 ) ) )
      = $false )
    | ( ( ( inverse @ sk_c4 )
        = sk_c6 )
      = $true ) ),
    inference(extcnf_equal_neg,[status(thm)],[166]) ).

thf(210,plain,
    ( ( ( ( ( inverse @ sk_c2 )
          = sk_c6 )
        = ( ( inverse @ sk_c4 )
          = sk_c6 ) )
      = $false )
    | ( ( ( inverse @ sk_c4 )
        = sk_c6 )
      = $true ) ),
    inference(extcnf_equal_neg,[status(thm)],[166]) ).

thf(211,plain,
    ( ( ( ~ ( ( ( inverse @ sk_c2 )
              = sk_c6 )
            | ( ( multiply @ sk_c4 @ sk_c5 )
              = sk_c6 ) )
        | ~ ( ( ( inverse @ sk_c2 )
             != sk_c6 )
            | ( ( multiply @ sk_c4 @ sk_c5 )
             != sk_c6 ) ) )
      = $false )
    | ( ( ( multiply @ sk_c4 @ sk_c5 )
        = sk_c6 )
      = $true ) ),
    inference(extcnf_equal_neg,[status(thm)],[167]) ).

thf(212,plain,
    ( ( ( ( ( inverse @ sk_c2 )
          = sk_c6 )
        = ( ( multiply @ sk_c4 @ sk_c5 )
          = sk_c6 ) )
      = $false )
    | ( ( ( multiply @ sk_c4 @ sk_c5 )
        = sk_c6 )
      = $true ) ),
    inference(extcnf_equal_neg,[status(thm)],[167]) ).

thf(213,plain,
    ( ( ( ~ ( ( ( multiply @ sk_c5 @ sk_c7 )
              = sk_c6 )
            | ( ( multiply @ sk_c6 @ sk_c7 )
              = sk_c5 ) )
        | ~ ( ( ( multiply @ sk_c5 @ sk_c7 )
             != sk_c6 )
            | ( ( multiply @ sk_c6 @ sk_c7 )
             != sk_c5 ) ) )
      = $false )
    | ( ( ( multiply @ sk_c6 @ sk_c7 )
        = sk_c5 )
      = $true ) ),
    inference(extcnf_equal_neg,[status(thm)],[168]) ).

thf(214,plain,
    ( ( ( ( ( multiply @ sk_c5 @ sk_c7 )
          = sk_c6 )
        = ( ( multiply @ sk_c6 @ sk_c7 )
          = sk_c5 ) )
      = $false )
    | ( ( ( multiply @ sk_c6 @ sk_c7 )
        = sk_c5 )
      = $true ) ),
    inference(extcnf_equal_neg,[status(thm)],[168]) ).

thf(215,plain,
    ( ( ( ~ ( ( ( multiply @ sk_c5 @ sk_c7 )
              = sk_c6 )
            | ( ( inverse @ sk_c3 )
              = sk_c7 ) )
        | ~ ( ( ( multiply @ sk_c5 @ sk_c7 )
             != sk_c6 )
            | ( ( inverse @ sk_c3 )
             != sk_c7 ) ) )
      = $false )
    | ( ( ( inverse @ sk_c3 )
        = sk_c7 )
      = $true ) ),
    inference(extcnf_equal_neg,[status(thm)],[169]) ).

thf(216,plain,
    ( ( ( ( ( multiply @ sk_c5 @ sk_c7 )
          = sk_c6 )
        = ( ( inverse @ sk_c3 )
          = sk_c7 ) )
      = $false )
    | ( ( ( inverse @ sk_c3 )
        = sk_c7 )
      = $true ) ),
    inference(extcnf_equal_neg,[status(thm)],[169]) ).

thf(217,plain,
    ( ( ( ~ ( ( ( multiply @ sk_c5 @ sk_c7 )
              = sk_c6 )
            | ( ( multiply @ sk_c3 @ sk_c6 )
              = sk_c7 ) )
        | ~ ( ( ( multiply @ sk_c5 @ sk_c7 )
             != sk_c6 )
            | ( ( multiply @ sk_c3 @ sk_c6 )
             != sk_c7 ) ) )
      = $false )
    | ( ( ( multiply @ sk_c3 @ sk_c6 )
        = sk_c7 )
      = $true ) ),
    inference(extcnf_equal_neg,[status(thm)],[170]) ).

thf(218,plain,
    ( ( ( ( ( multiply @ sk_c5 @ sk_c7 )
          = sk_c6 )
        = ( ( multiply @ sk_c3 @ sk_c6 )
          = sk_c7 ) )
      = $false )
    | ( ( ( multiply @ sk_c3 @ sk_c6 )
        = sk_c7 )
      = $true ) ),
    inference(extcnf_equal_neg,[status(thm)],[170]) ).

thf(219,plain,
    ( ( ( ~ ( ( ( multiply @ sk_c5 @ sk_c7 )
              = sk_c6 )
            | ( ( inverse @ sk_c4 )
              = sk_c6 ) )
        | ~ ( ( ( multiply @ sk_c5 @ sk_c7 )
             != sk_c6 )
            | ( ( inverse @ sk_c4 )
             != sk_c6 ) ) )
      = $false )
    | ( ( ( inverse @ sk_c4 )
        = sk_c6 )
      = $true ) ),
    inference(extcnf_equal_neg,[status(thm)],[171]) ).

thf(220,plain,
    ( ( ( ( ( multiply @ sk_c5 @ sk_c7 )
          = sk_c6 )
        = ( ( inverse @ sk_c4 )
          = sk_c6 ) )
      = $false )
    | ( ( ( inverse @ sk_c4 )
        = sk_c6 )
      = $true ) ),
    inference(extcnf_equal_neg,[status(thm)],[171]) ).

thf(221,plain,
    ( ( ( ~ ( ( ( multiply @ sk_c5 @ sk_c7 )
              = sk_c6 )
            | ( ( multiply @ sk_c4 @ sk_c5 )
              = sk_c6 ) )
        | ~ ( ( ( multiply @ sk_c5 @ sk_c7 )
             != sk_c6 )
            | ( ( multiply @ sk_c4 @ sk_c5 )
             != sk_c6 ) ) )
      = $false )
    | ( ( ( multiply @ sk_c4 @ sk_c5 )
        = sk_c6 )
      = $true ) ),
    inference(extcnf_equal_neg,[status(thm)],[172]) ).

thf(222,plain,
    ( ( ( ( ( multiply @ sk_c5 @ sk_c7 )
          = sk_c6 )
        = ( ( multiply @ sk_c4 @ sk_c5 )
          = sk_c6 ) )
      = $false )
    | ( ( ( multiply @ sk_c4 @ sk_c5 )
        = sk_c6 )
      = $true ) ),
    inference(extcnf_equal_neg,[status(thm)],[172]) ).

thf(223,plain,
    ( ( ( ~ ( ( ( multiply @ sk_c1 @ sk_c7 )
              = sk_c6 )
            | ( ( multiply @ sk_c6 @ sk_c7 )
              = sk_c5 ) ) )
      = $false )
    | ( ( ( multiply @ sk_c6 @ sk_c7 )
        = sk_c5 )
      = $true ) ),
    inference(extcnf_or_neg,[status(thm)],[173]) ).

thf(225,plain,
    ( ( ( ~ ( ( ( multiply @ sk_c1 @ sk_c7 )
              = sk_c6 )
            | ( ( inverse @ sk_c3 )
              = sk_c7 ) ) )
      = $false )
    | ( ( ( inverse @ sk_c3 )
        = sk_c7 )
      = $true ) ),
    inference(extcnf_or_neg,[status(thm)],[175]) ).

thf(227,plain,
    ( ( ( ~ ( ( ( multiply @ sk_c1 @ sk_c7 )
              = sk_c6 )
            | ( ( multiply @ sk_c3 @ sk_c6 )
              = sk_c7 ) ) )
      = $false )
    | ( ( ( multiply @ sk_c3 @ sk_c6 )
        = sk_c7 )
      = $true ) ),
    inference(extcnf_or_neg,[status(thm)],[177]) ).

thf(229,plain,
    ( ( ( ~ ( ( ( multiply @ sk_c1 @ sk_c7 )
              = sk_c6 )
            | ( ( inverse @ sk_c4 )
              = sk_c6 ) ) )
      = $false )
    | ( ( ( inverse @ sk_c4 )
        = sk_c6 )
      = $true ) ),
    inference(extcnf_or_neg,[status(thm)],[179]) ).

thf(231,plain,
    ( ( ( ~ ( ( ( multiply @ sk_c1 @ sk_c7 )
              = sk_c6 )
            | ( ( multiply @ sk_c4 @ sk_c5 )
              = sk_c6 ) ) )
      = $false )
    | ( ( ( multiply @ sk_c4 @ sk_c5 )
        = sk_c6 )
      = $true ) ),
    inference(extcnf_or_neg,[status(thm)],[181]) ).

thf(233,plain,
    ( ( ( ~ ( ( ( inverse @ sk_c1 )
              = sk_c7 )
            | ( ( multiply @ sk_c6 @ sk_c7 )
              = sk_c5 ) ) )
      = $false )
    | ( ( ( multiply @ sk_c6 @ sk_c7 )
        = sk_c5 )
      = $true ) ),
    inference(extcnf_or_neg,[status(thm)],[183]) ).

thf(235,plain,
    ( ( ( ~ ( ( ( inverse @ sk_c1 )
              = sk_c7 )
            | ( ( inverse @ sk_c3 )
              = sk_c7 ) ) )
      = $false )
    | ( ( ( inverse @ sk_c3 )
        = sk_c7 )
      = $true ) ),
    inference(extcnf_or_neg,[status(thm)],[185]) ).

thf(237,plain,
    ( ( ( ~ ( ( ( inverse @ sk_c1 )
              = sk_c7 )
            | ( ( multiply @ sk_c3 @ sk_c6 )
              = sk_c7 ) ) )
      = $false )
    | ( ( ( multiply @ sk_c3 @ sk_c6 )
        = sk_c7 )
      = $true ) ),
    inference(extcnf_or_neg,[status(thm)],[187]) ).

thf(239,plain,
    ( ( ( ~ ( ( ( inverse @ sk_c1 )
              = sk_c7 )
            | ( ( inverse @ sk_c4 )
              = sk_c6 ) ) )
      = $false )
    | ( ( ( inverse @ sk_c4 )
        = sk_c6 )
      = $true ) ),
    inference(extcnf_or_neg,[status(thm)],[189]) ).

thf(241,plain,
    ( ( ( ~ ( ( ( inverse @ sk_c1 )
              = sk_c7 )
            | ( ( multiply @ sk_c4 @ sk_c5 )
              = sk_c6 ) ) )
      = $false )
    | ( ( ( multiply @ sk_c4 @ sk_c5 )
        = sk_c6 )
      = $true ) ),
    inference(extcnf_or_neg,[status(thm)],[191]) ).

thf(243,plain,
    ( ( ( ~ ( ( ( multiply @ sk_c2 @ sk_c6 )
              = sk_c5 )
            | ( ( multiply @ sk_c6 @ sk_c7 )
              = sk_c5 ) ) )
      = $false )
    | ( ( ( multiply @ sk_c6 @ sk_c7 )
        = sk_c5 )
      = $true ) ),
    inference(extcnf_or_neg,[status(thm)],[193]) ).

thf(245,plain,
    ( ( ( ~ ( ( ( multiply @ sk_c2 @ sk_c6 )
              = sk_c5 )
            | ( ( inverse @ sk_c3 )
              = sk_c7 ) ) )
      = $false )
    | ( ( ( inverse @ sk_c3 )
        = sk_c7 )
      = $true ) ),
    inference(extcnf_or_neg,[status(thm)],[195]) ).

thf(247,plain,
    ( ( ( ~ ( ( ( multiply @ sk_c2 @ sk_c6 )
              = sk_c5 )
            | ( ( multiply @ sk_c3 @ sk_c6 )
              = sk_c7 ) ) )
      = $false )
    | ( ( ( multiply @ sk_c3 @ sk_c6 )
        = sk_c7 )
      = $true ) ),
    inference(extcnf_or_neg,[status(thm)],[197]) ).

thf(249,plain,
    ( ( ( ~ ( ( ( multiply @ sk_c2 @ sk_c6 )
              = sk_c5 )
            | ( ( inverse @ sk_c4 )
              = sk_c6 ) ) )
      = $false )
    | ( ( ( inverse @ sk_c4 )
        = sk_c6 )
      = $true ) ),
    inference(extcnf_or_neg,[status(thm)],[199]) ).

thf(251,plain,
    ( ( ( ~ ( ( ( multiply @ sk_c2 @ sk_c6 )
              = sk_c5 )
            | ( ( multiply @ sk_c4 @ sk_c5 )
              = sk_c6 ) ) )
      = $false )
    | ( ( ( multiply @ sk_c4 @ sk_c5 )
        = sk_c6 )
      = $true ) ),
    inference(extcnf_or_neg,[status(thm)],[201]) ).

thf(253,plain,
    ( ( ( ~ ( ( ( inverse @ sk_c2 )
              = sk_c6 )
            | ( ( multiply @ sk_c6 @ sk_c7 )
              = sk_c5 ) ) )
      = $false )
    | ( ( ( multiply @ sk_c6 @ sk_c7 )
        = sk_c5 )
      = $true ) ),
    inference(extcnf_or_neg,[status(thm)],[203]) ).

thf(255,plain,
    ( ( ( ~ ( ( ( inverse @ sk_c2 )
              = sk_c6 )
            | ( ( inverse @ sk_c3 )
              = sk_c7 ) ) )
      = $false )
    | ( ( ( inverse @ sk_c3 )
        = sk_c7 )
      = $true ) ),
    inference(extcnf_or_neg,[status(thm)],[205]) ).

thf(257,plain,
    ( ( ( ~ ( ( ( inverse @ sk_c2 )
              = sk_c6 )
            | ( ( multiply @ sk_c3 @ sk_c6 )
              = sk_c7 ) ) )
      = $false )
    | ( ( ( multiply @ sk_c3 @ sk_c6 )
        = sk_c7 )
      = $true ) ),
    inference(extcnf_or_neg,[status(thm)],[207]) ).

thf(259,plain,
    ( ( ( ~ ( ( ( inverse @ sk_c2 )
              = sk_c6 )
            | ( ( inverse @ sk_c4 )
              = sk_c6 ) ) )
      = $false )
    | ( ( ( inverse @ sk_c4 )
        = sk_c6 )
      = $true ) ),
    inference(extcnf_or_neg,[status(thm)],[209]) ).

thf(261,plain,
    ( ( ( ~ ( ( ( inverse @ sk_c2 )
              = sk_c6 )
            | ( ( multiply @ sk_c4 @ sk_c5 )
              = sk_c6 ) ) )
      = $false )
    | ( ( ( multiply @ sk_c4 @ sk_c5 )
        = sk_c6 )
      = $true ) ),
    inference(extcnf_or_neg,[status(thm)],[211]) ).

thf(263,plain,
    ( ( ( ~ ( ( ( multiply @ sk_c5 @ sk_c7 )
              = sk_c6 )
            | ( ( multiply @ sk_c6 @ sk_c7 )
              = sk_c5 ) ) )
      = $false )
    | ( ( ( multiply @ sk_c6 @ sk_c7 )
        = sk_c5 )
      = $true ) ),
    inference(extcnf_or_neg,[status(thm)],[213]) ).

thf(265,plain,
    ( ( ( ~ ( ( ( multiply @ sk_c5 @ sk_c7 )
              = sk_c6 )
            | ( ( inverse @ sk_c3 )
              = sk_c7 ) ) )
      = $false )
    | ( ( ( inverse @ sk_c3 )
        = sk_c7 )
      = $true ) ),
    inference(extcnf_or_neg,[status(thm)],[215]) ).

thf(267,plain,
    ( ( ( ~ ( ( ( multiply @ sk_c5 @ sk_c7 )
              = sk_c6 )
            | ( ( multiply @ sk_c3 @ sk_c6 )
              = sk_c7 ) ) )
      = $false )
    | ( ( ( multiply @ sk_c3 @ sk_c6 )
        = sk_c7 )
      = $true ) ),
    inference(extcnf_or_neg,[status(thm)],[217]) ).

thf(269,plain,
    ( ( ( ~ ( ( ( multiply @ sk_c5 @ sk_c7 )
              = sk_c6 )
            | ( ( inverse @ sk_c4 )
              = sk_c6 ) ) )
      = $false )
    | ( ( ( inverse @ sk_c4 )
        = sk_c6 )
      = $true ) ),
    inference(extcnf_or_neg,[status(thm)],[219]) ).

thf(271,plain,
    ( ( ( ~ ( ( ( multiply @ sk_c5 @ sk_c7 )
              = sk_c6 )
            | ( ( multiply @ sk_c4 @ sk_c5 )
              = sk_c6 ) ) )
      = $false )
    | ( ( ( multiply @ sk_c4 @ sk_c5 )
        = sk_c6 )
      = $true ) ),
    inference(extcnf_or_neg,[status(thm)],[221]) ).

thf(273,plain,
    ( ( ( ( ( multiply @ sk_c1 @ sk_c7 )
          = sk_c6 )
        | ( ( multiply @ sk_c6 @ sk_c7 )
          = sk_c5 ) )
      = $true )
    | ( ( ( multiply @ sk_c6 @ sk_c7 )
        = sk_c5 )
      = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[223]) ).

thf(275,plain,
    ( ( ( ( ( multiply @ sk_c1 @ sk_c7 )
          = sk_c6 )
        | ( ( inverse @ sk_c3 )
          = sk_c7 ) )
      = $true )
    | ( ( ( inverse @ sk_c3 )
        = sk_c7 )
      = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[225]) ).

thf(277,plain,
    ( ( ( ( ( multiply @ sk_c1 @ sk_c7 )
          = sk_c6 )
        | ( ( multiply @ sk_c3 @ sk_c6 )
          = sk_c7 ) )
      = $true )
    | ( ( ( multiply @ sk_c3 @ sk_c6 )
        = sk_c7 )
      = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[227]) ).

thf(279,plain,
    ( ( ( ( ( multiply @ sk_c1 @ sk_c7 )
          = sk_c6 )
        | ( ( inverse @ sk_c4 )
          = sk_c6 ) )
      = $true )
    | ( ( ( inverse @ sk_c4 )
        = sk_c6 )
      = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[229]) ).

thf(281,plain,
    ( ( ( ( ( multiply @ sk_c1 @ sk_c7 )
          = sk_c6 )
        | ( ( multiply @ sk_c4 @ sk_c5 )
          = sk_c6 ) )
      = $true )
    | ( ( ( multiply @ sk_c4 @ sk_c5 )
        = sk_c6 )
      = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[231]) ).

thf(283,plain,
    ( ( ( ( ( inverse @ sk_c1 )
          = sk_c7 )
        | ( ( multiply @ sk_c6 @ sk_c7 )
          = sk_c5 ) )
      = $true )
    | ( ( ( multiply @ sk_c6 @ sk_c7 )
        = sk_c5 )
      = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[233]) ).

thf(285,plain,
    ( ( ( ( ( inverse @ sk_c1 )
          = sk_c7 )
        | ( ( inverse @ sk_c3 )
          = sk_c7 ) )
      = $true )
    | ( ( ( inverse @ sk_c3 )
        = sk_c7 )
      = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[235]) ).

thf(287,plain,
    ( ( ( ( ( inverse @ sk_c1 )
          = sk_c7 )
        | ( ( multiply @ sk_c3 @ sk_c6 )
          = sk_c7 ) )
      = $true )
    | ( ( ( multiply @ sk_c3 @ sk_c6 )
        = sk_c7 )
      = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[237]) ).

thf(289,plain,
    ( ( ( ( ( inverse @ sk_c1 )
          = sk_c7 )
        | ( ( inverse @ sk_c4 )
          = sk_c6 ) )
      = $true )
    | ( ( ( inverse @ sk_c4 )
        = sk_c6 )
      = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[239]) ).

thf(291,plain,
    ( ( ( ( ( inverse @ sk_c1 )
          = sk_c7 )
        | ( ( multiply @ sk_c4 @ sk_c5 )
          = sk_c6 ) )
      = $true )
    | ( ( ( multiply @ sk_c4 @ sk_c5 )
        = sk_c6 )
      = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[241]) ).

thf(293,plain,
    ( ( ( ( ( multiply @ sk_c2 @ sk_c6 )
          = sk_c5 )
        | ( ( multiply @ sk_c6 @ sk_c7 )
          = sk_c5 ) )
      = $true )
    | ( ( ( multiply @ sk_c6 @ sk_c7 )
        = sk_c5 )
      = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[243]) ).

thf(295,plain,
    ( ( ( ( ( multiply @ sk_c2 @ sk_c6 )
          = sk_c5 )
        | ( ( inverse @ sk_c3 )
          = sk_c7 ) )
      = $true )
    | ( ( ( inverse @ sk_c3 )
        = sk_c7 )
      = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[245]) ).

thf(297,plain,
    ( ( ( ( ( multiply @ sk_c2 @ sk_c6 )
          = sk_c5 )
        | ( ( multiply @ sk_c3 @ sk_c6 )
          = sk_c7 ) )
      = $true )
    | ( ( ( multiply @ sk_c3 @ sk_c6 )
        = sk_c7 )
      = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[247]) ).

thf(299,plain,
    ( ( ( ( ( multiply @ sk_c2 @ sk_c6 )
          = sk_c5 )
        | ( ( inverse @ sk_c4 )
          = sk_c6 ) )
      = $true )
    | ( ( ( inverse @ sk_c4 )
        = sk_c6 )
      = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[249]) ).

thf(301,plain,
    ( ( ( ( ( multiply @ sk_c2 @ sk_c6 )
          = sk_c5 )
        | ( ( multiply @ sk_c4 @ sk_c5 )
          = sk_c6 ) )
      = $true )
    | ( ( ( multiply @ sk_c4 @ sk_c5 )
        = sk_c6 )
      = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[251]) ).

thf(303,plain,
    ( ( ( ( ( inverse @ sk_c2 )
          = sk_c6 )
        | ( ( multiply @ sk_c6 @ sk_c7 )
          = sk_c5 ) )
      = $true )
    | ( ( ( multiply @ sk_c6 @ sk_c7 )
        = sk_c5 )
      = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[253]) ).

thf(305,plain,
    ( ( ( ( ( inverse @ sk_c2 )
          = sk_c6 )
        | ( ( inverse @ sk_c3 )
          = sk_c7 ) )
      = $true )
    | ( ( ( inverse @ sk_c3 )
        = sk_c7 )
      = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[255]) ).

thf(307,plain,
    ( ( ( ( ( inverse @ sk_c2 )
          = sk_c6 )
        | ( ( multiply @ sk_c3 @ sk_c6 )
          = sk_c7 ) )
      = $true )
    | ( ( ( multiply @ sk_c3 @ sk_c6 )
        = sk_c7 )
      = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[257]) ).

thf(309,plain,
    ( ( ( ( ( inverse @ sk_c2 )
          = sk_c6 )
        | ( ( inverse @ sk_c4 )
          = sk_c6 ) )
      = $true )
    | ( ( ( inverse @ sk_c4 )
        = sk_c6 )
      = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[259]) ).

thf(311,plain,
    ( ( ( ( ( inverse @ sk_c2 )
          = sk_c6 )
        | ( ( multiply @ sk_c4 @ sk_c5 )
          = sk_c6 ) )
      = $true )
    | ( ( ( multiply @ sk_c4 @ sk_c5 )
        = sk_c6 )
      = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[261]) ).

thf(313,plain,
    ( ( ( ( ( multiply @ sk_c5 @ sk_c7 )
          = sk_c6 )
        | ( ( multiply @ sk_c6 @ sk_c7 )
          = sk_c5 ) )
      = $true )
    | ( ( ( multiply @ sk_c6 @ sk_c7 )
        = sk_c5 )
      = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[263]) ).

thf(315,plain,
    ( ( ( ( ( multiply @ sk_c5 @ sk_c7 )
          = sk_c6 )
        | ( ( inverse @ sk_c3 )
          = sk_c7 ) )
      = $true )
    | ( ( ( inverse @ sk_c3 )
        = sk_c7 )
      = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[265]) ).

thf(317,plain,
    ( ( ( ( ( multiply @ sk_c5 @ sk_c7 )
          = sk_c6 )
        | ( ( multiply @ sk_c3 @ sk_c6 )
          = sk_c7 ) )
      = $true )
    | ( ( ( multiply @ sk_c3 @ sk_c6 )
        = sk_c7 )
      = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[267]) ).

thf(319,plain,
    ( ( ( ( ( multiply @ sk_c5 @ sk_c7 )
          = sk_c6 )
        | ( ( inverse @ sk_c4 )
          = sk_c6 ) )
      = $true )
    | ( ( ( inverse @ sk_c4 )
        = sk_c6 )
      = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[269]) ).

thf(321,plain,
    ( ( ( ( ( multiply @ sk_c5 @ sk_c7 )
          = sk_c6 )
        | ( ( multiply @ sk_c4 @ sk_c5 )
          = sk_c6 ) )
      = $true )
    | ( ( ( multiply @ sk_c4 @ sk_c5 )
        = sk_c6 )
      = $true ) ),
    inference(extcnf_not_neg,[status(thm)],[271]) ).

thf(323,plain,
    ( ( ( ( multiply @ sk_c1 @ sk_c7 )
        = sk_c6 )
      = $true )
    | ( ( ( multiply @ sk_c6 @ sk_c7 )
        = sk_c5 )
      = $true )
    | ( ( ( multiply @ sk_c6 @ sk_c7 )
        = sk_c5 )
      = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[273]) ).

thf(325,plain,
    ( ( ( ( multiply @ sk_c1 @ sk_c7 )
        = sk_c6 )
      = $true )
    | ( ( ( inverse @ sk_c3 )
        = sk_c7 )
      = $true )
    | ( ( ( inverse @ sk_c3 )
        = sk_c7 )
      = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[275]) ).

thf(327,plain,
    ( ( ( ( multiply @ sk_c1 @ sk_c7 )
        = sk_c6 )
      = $true )
    | ( ( ( multiply @ sk_c3 @ sk_c6 )
        = sk_c7 )
      = $true )
    | ( ( ( multiply @ sk_c3 @ sk_c6 )
        = sk_c7 )
      = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[277]) ).

thf(329,plain,
    ( ( ( ( multiply @ sk_c1 @ sk_c7 )
        = sk_c6 )
      = $true )
    | ( ( ( inverse @ sk_c4 )
        = sk_c6 )
      = $true )
    | ( ( ( inverse @ sk_c4 )
        = sk_c6 )
      = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[279]) ).

thf(331,plain,
    ( ( ( ( multiply @ sk_c1 @ sk_c7 )
        = sk_c6 )
      = $true )
    | ( ( ( multiply @ sk_c4 @ sk_c5 )
        = sk_c6 )
      = $true )
    | ( ( ( multiply @ sk_c4 @ sk_c5 )
        = sk_c6 )
      = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[281]) ).

thf(333,plain,
    ( ( ( ( inverse @ sk_c1 )
        = sk_c7 )
      = $true )
    | ( ( ( multiply @ sk_c6 @ sk_c7 )
        = sk_c5 )
      = $true )
    | ( ( ( multiply @ sk_c6 @ sk_c7 )
        = sk_c5 )
      = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[283]) ).

thf(335,plain,
    ( ( ( ( inverse @ sk_c1 )
        = sk_c7 )
      = $true )
    | ( ( ( inverse @ sk_c3 )
        = sk_c7 )
      = $true )
    | ( ( ( inverse @ sk_c3 )
        = sk_c7 )
      = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[285]) ).

thf(337,plain,
    ( ( ( ( inverse @ sk_c1 )
        = sk_c7 )
      = $true )
    | ( ( ( multiply @ sk_c3 @ sk_c6 )
        = sk_c7 )
      = $true )
    | ( ( ( multiply @ sk_c3 @ sk_c6 )
        = sk_c7 )
      = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[287]) ).

thf(339,plain,
    ( ( ( ( inverse @ sk_c1 )
        = sk_c7 )
      = $true )
    | ( ( ( inverse @ sk_c4 )
        = sk_c6 )
      = $true )
    | ( ( ( inverse @ sk_c4 )
        = sk_c6 )
      = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[289]) ).

thf(341,plain,
    ( ( ( ( inverse @ sk_c1 )
        = sk_c7 )
      = $true )
    | ( ( ( multiply @ sk_c4 @ sk_c5 )
        = sk_c6 )
      = $true )
    | ( ( ( multiply @ sk_c4 @ sk_c5 )
        = sk_c6 )
      = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[291]) ).

thf(343,plain,
    ( ( ( ( multiply @ sk_c2 @ sk_c6 )
        = sk_c5 )
      = $true )
    | ( ( ( multiply @ sk_c6 @ sk_c7 )
        = sk_c5 )
      = $true )
    | ( ( ( multiply @ sk_c6 @ sk_c7 )
        = sk_c5 )
      = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[293]) ).

thf(345,plain,
    ( ( ( ( multiply @ sk_c2 @ sk_c6 )
        = sk_c5 )
      = $true )
    | ( ( ( inverse @ sk_c3 )
        = sk_c7 )
      = $true )
    | ( ( ( inverse @ sk_c3 )
        = sk_c7 )
      = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[295]) ).

thf(347,plain,
    ( ( ( ( multiply @ sk_c2 @ sk_c6 )
        = sk_c5 )
      = $true )
    | ( ( ( multiply @ sk_c3 @ sk_c6 )
        = sk_c7 )
      = $true )
    | ( ( ( multiply @ sk_c3 @ sk_c6 )
        = sk_c7 )
      = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[297]) ).

thf(349,plain,
    ( ( ( ( multiply @ sk_c2 @ sk_c6 )
        = sk_c5 )
      = $true )
    | ( ( ( inverse @ sk_c4 )
        = sk_c6 )
      = $true )
    | ( ( ( inverse @ sk_c4 )
        = sk_c6 )
      = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[299]) ).

thf(351,plain,
    ( ( ( ( multiply @ sk_c2 @ sk_c6 )
        = sk_c5 )
      = $true )
    | ( ( ( multiply @ sk_c4 @ sk_c5 )
        = sk_c6 )
      = $true )
    | ( ( ( multiply @ sk_c4 @ sk_c5 )
        = sk_c6 )
      = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[301]) ).

thf(353,plain,
    ( ( ( ( inverse @ sk_c2 )
        = sk_c6 )
      = $true )
    | ( ( ( multiply @ sk_c6 @ sk_c7 )
        = sk_c5 )
      = $true )
    | ( ( ( multiply @ sk_c6 @ sk_c7 )
        = sk_c5 )
      = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[303]) ).

thf(355,plain,
    ( ( ( ( inverse @ sk_c2 )
        = sk_c6 )
      = $true )
    | ( ( ( inverse @ sk_c3 )
        = sk_c7 )
      = $true )
    | ( ( ( inverse @ sk_c3 )
        = sk_c7 )
      = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[305]) ).

thf(357,plain,
    ( ( ( ( inverse @ sk_c2 )
        = sk_c6 )
      = $true )
    | ( ( ( multiply @ sk_c3 @ sk_c6 )
        = sk_c7 )
      = $true )
    | ( ( ( multiply @ sk_c3 @ sk_c6 )
        = sk_c7 )
      = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[307]) ).

thf(359,plain,
    ( ( ( ( inverse @ sk_c2 )
        = sk_c6 )
      = $true )
    | ( ( ( inverse @ sk_c4 )
        = sk_c6 )
      = $true )
    | ( ( ( inverse @ sk_c4 )
        = sk_c6 )
      = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[309]) ).

thf(361,plain,
    ( ( ( ( inverse @ sk_c2 )
        = sk_c6 )
      = $true )
    | ( ( ( multiply @ sk_c4 @ sk_c5 )
        = sk_c6 )
      = $true )
    | ( ( ( multiply @ sk_c4 @ sk_c5 )
        = sk_c6 )
      = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[311]) ).

thf(363,plain,
    ( ( ( ( multiply @ sk_c5 @ sk_c7 )
        = sk_c6 )
      = $true )
    | ( ( ( multiply @ sk_c6 @ sk_c7 )
        = sk_c5 )
      = $true )
    | ( ( ( multiply @ sk_c6 @ sk_c7 )
        = sk_c5 )
      = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[313]) ).

thf(365,plain,
    ( ( ( ( multiply @ sk_c5 @ sk_c7 )
        = sk_c6 )
      = $true )
    | ( ( ( inverse @ sk_c3 )
        = sk_c7 )
      = $true )
    | ( ( ( inverse @ sk_c3 )
        = sk_c7 )
      = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[315]) ).

thf(367,plain,
    ( ( ( ( multiply @ sk_c5 @ sk_c7 )
        = sk_c6 )
      = $true )
    | ( ( ( multiply @ sk_c3 @ sk_c6 )
        = sk_c7 )
      = $true )
    | ( ( ( multiply @ sk_c3 @ sk_c6 )
        = sk_c7 )
      = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[317]) ).

thf(369,plain,
    ( ( ( ( multiply @ sk_c5 @ sk_c7 )
        = sk_c6 )
      = $true )
    | ( ( ( inverse @ sk_c4 )
        = sk_c6 )
      = $true )
    | ( ( ( inverse @ sk_c4 )
        = sk_c6 )
      = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[319]) ).

thf(371,plain,
    ( ( ( ( multiply @ sk_c5 @ sk_c7 )
        = sk_c6 )
      = $true )
    | ( ( ( multiply @ sk_c4 @ sk_c5 )
        = sk_c6 )
      = $true )
    | ( ( ( multiply @ sk_c4 @ sk_c5 )
        = sk_c6 )
      = $true ) ),
    inference(extcnf_or_pos,[status(thm)],[321]) ).

thf(423,plain,
    ( ( ( ( multiply @ sk_c6 @ sk_c7 )
        = sk_c5 )
      = $true )
    | ( ( ( multiply @ sk_c1 @ sk_c7 )
        = sk_c5 )
      = $false )
    | ( ( sk_c6
        = ( multiply @ sk_c6 @ sk_c7 ) )
      = $false ) ),
    inference(extuni,[status(esa)],[174]) ).

thf(424,plain,
    ( ( ( ( multiply @ sk_c6 @ sk_c7 )
        = sk_c5 )
      = $true )
    | ( ( sk_c6 = sk_c5 )
      = $false )
    | ( ( sk_c1 = sk_c6 )
      = $false ) ),
    inference(extuni,[status(esa)],[174]) ).

thf(425,plain,
    ( ( ( ( multiply @ sk_c6 @ sk_c7 )
        = sk_c5 )
      = $true )
    | ( ( sk_c6 = sk_c5 )
      = $false )
    | ( ( ( multiply @ sk_c1 @ sk_c7 )
        = ( multiply @ sk_c6 @ sk_c7 ) )
      = $false ) ),
    inference(extuni,[status(esa)],[174]) ).

thf(426,plain,
    ( ( ( ( inverse @ sk_c3 )
        = sk_c7 )
      = $true )
    | ( ( ( multiply @ sk_c1 @ sk_c7 )
        = sk_c7 )
      = $false )
    | ( ( sk_c6
        = ( inverse @ sk_c3 ) )
      = $false ) ),
    inference(extuni,[status(esa)],[176]) ).

thf(427,plain,
    ( ( ( ( inverse @ sk_c3 )
        = sk_c7 )
      = $true )
    | ( ( sk_c6 = sk_c7 )
      = $false )
    | ( ( ( multiply @ sk_c1 @ sk_c7 )
        = ( inverse @ sk_c3 ) )
      = $false ) ),
    inference(extuni,[status(esa)],[176]) ).

thf(428,plain,
    ( ( ( ( multiply @ sk_c3 @ sk_c6 )
        = sk_c7 )
      = $true )
    | ( ( ( multiply @ sk_c1 @ sk_c7 )
        = sk_c7 )
      = $false )
    | ( ( sk_c6
        = ( multiply @ sk_c3 @ sk_c6 ) )
      = $false ) ),
    inference(extuni,[status(esa)],[178]) ).

thf(429,plain,
    ( ( ( ( multiply @ sk_c3 @ sk_c6 )
        = sk_c7 )
      = $true )
    | ( ( sk_c6 = sk_c7 )
      = $false )
    | ( ( sk_c7 = sk_c6 )
      = $false )
    | ( ( sk_c1 = sk_c3 )
      = $false ) ),
    inference(extuni,[status(esa)],[178]) ).

thf(430,plain,
    ( ( ( ( multiply @ sk_c3 @ sk_c6 )
        = sk_c7 )
      = $true )
    | ( ( sk_c6 = sk_c7 )
      = $false )
    | ( ( ( multiply @ sk_c1 @ sk_c7 )
        = ( multiply @ sk_c3 @ sk_c6 ) )
      = $false ) ),
    inference(extuni,[status(esa)],[178]) ).

thf(431,plain,
    ( ( ( ( inverse @ sk_c4 )
        = sk_c6 )
      = $true )
    | ( ( ( multiply @ sk_c1 @ sk_c7 )
        = sk_c6 )
      = $false )
    | ( ( sk_c6
        = ( inverse @ sk_c4 ) )
      = $false ) ),
    inference(extuni,[status(esa)],[180]) ).

thf(432,plain,
    ( ( ( ( inverse @ sk_c4 )
        = sk_c6 )
      = $true )
    | ( ( ( multiply @ sk_c1 @ sk_c7 )
        = ( inverse @ sk_c4 ) )
      = $false ) ),
    inference(extuni,[status(esa)],[180]) ).

thf(433,plain,
    ( ( ( ( multiply @ sk_c4 @ sk_c5 )
        = sk_c6 )
      = $true )
    | ( ( ( multiply @ sk_c1 @ sk_c7 )
        = sk_c6 )
      = $false )
    | ( ( sk_c6
        = ( multiply @ sk_c4 @ sk_c5 ) )
      = $false ) ),
    inference(extuni,[status(esa)],[182]) ).

thf(434,plain,
    ( ( ( ( multiply @ sk_c4 @ sk_c5 )
        = sk_c6 )
      = $true )
    | ( ( sk_c7 = sk_c5 )
      = $false )
    | ( ( sk_c1 = sk_c4 )
      = $false ) ),
    inference(extuni,[status(esa)],[182]) ).

thf(435,plain,
    ( ( ( ( multiply @ sk_c4 @ sk_c5 )
        = sk_c6 )
      = $true )
    | ( ( ( multiply @ sk_c1 @ sk_c7 )
        = ( multiply @ sk_c4 @ sk_c5 ) )
      = $false ) ),
    inference(extuni,[status(esa)],[182]) ).

thf(436,plain,
    ( ( ( ( multiply @ sk_c6 @ sk_c7 )
        = sk_c5 )
      = $true )
    | ( ( ( inverse @ sk_c1 )
        = sk_c5 )
      = $false )
    | ( ( sk_c7
        = ( multiply @ sk_c6 @ sk_c7 ) )
      = $false ) ),
    inference(extuni,[status(esa)],[184]) ).

thf(437,plain,
    ( ( ( ( multiply @ sk_c6 @ sk_c7 )
        = sk_c5 )
      = $true )
    | ( ( sk_c7 = sk_c5 )
      = $false )
    | ( ( ( inverse @ sk_c1 )
        = ( multiply @ sk_c6 @ sk_c7 ) )
      = $false ) ),
    inference(extuni,[status(esa)],[184]) ).

thf(438,plain,
    ( ( ( ( inverse @ sk_c3 )
        = sk_c7 )
      = $true )
    | ( ( ( inverse @ sk_c1 )
        = sk_c7 )
      = $false )
    | ( ( sk_c7
        = ( inverse @ sk_c3 ) )
      = $false ) ),
    inference(extuni,[status(esa)],[186]) ).

thf(439,plain,
    ( ( ( ( inverse @ sk_c3 )
        = sk_c7 )
      = $true )
    | ( ( sk_c1 = sk_c3 )
      = $false ) ),
    inference(extuni,[status(esa)],[186]) ).

thf(440,plain,
    ( ( ( ( inverse @ sk_c3 )
        = sk_c7 )
      = $true )
    | ( ( ( inverse @ sk_c1 )
        = ( inverse @ sk_c3 ) )
      = $false ) ),
    inference(extuni,[status(esa)],[186]) ).

thf(441,plain,
    ( ( ( ( multiply @ sk_c3 @ sk_c6 )
        = sk_c7 )
      = $true )
    | ( ( ( inverse @ sk_c1 )
        = sk_c7 )
      = $false )
    | ( ( sk_c7
        = ( multiply @ sk_c3 @ sk_c6 ) )
      = $false ) ),
    inference(extuni,[status(esa)],[188]) ).

thf(442,plain,
    ( ( ( ( multiply @ sk_c3 @ sk_c6 )
        = sk_c7 )
      = $true )
    | ( ( ( inverse @ sk_c1 )
        = ( multiply @ sk_c3 @ sk_c6 ) )
      = $false ) ),
    inference(extuni,[status(esa)],[188]) ).

thf(443,plain,
    ( ( ( ( inverse @ sk_c4 )
        = sk_c6 )
      = $true )
    | ( ( ( inverse @ sk_c1 )
        = sk_c6 )
      = $false )
    | ( ( sk_c7
        = ( inverse @ sk_c4 ) )
      = $false ) ),
    inference(extuni,[status(esa)],[190]) ).

thf(444,plain,
    ( ( ( ( inverse @ sk_c4 )
        = sk_c6 )
      = $true )
    | ( ( sk_c7 = sk_c6 )
      = $false )
    | ( ( sk_c1 = sk_c4 )
      = $false ) ),
    inference(extuni,[status(esa)],[190]) ).

thf(445,plain,
    ( ( ( ( inverse @ sk_c4 )
        = sk_c6 )
      = $true )
    | ( ( sk_c7 = sk_c6 )
      = $false )
    | ( ( ( inverse @ sk_c1 )
        = ( inverse @ sk_c4 ) )
      = $false ) ),
    inference(extuni,[status(esa)],[190]) ).

thf(446,plain,
    ( ( ( ( multiply @ sk_c4 @ sk_c5 )
        = sk_c6 )
      = $true )
    | ( ( ( inverse @ sk_c1 )
        = sk_c6 )
      = $false )
    | ( ( sk_c7
        = ( multiply @ sk_c4 @ sk_c5 ) )
      = $false ) ),
    inference(extuni,[status(esa)],[192]) ).

thf(447,plain,
    ( ( ( ( multiply @ sk_c4 @ sk_c5 )
        = sk_c6 )
      = $true )
    | ( ( sk_c7 = sk_c6 )
      = $false )
    | ( ( ( inverse @ sk_c1 )
        = ( multiply @ sk_c4 @ sk_c5 ) )
      = $false ) ),
    inference(extuni,[status(esa)],[192]) ).

thf(448,plain,
    ( ( ( ( multiply @ sk_c6 @ sk_c7 )
        = sk_c5 )
      = $true )
    | ( ( ( multiply @ sk_c2 @ sk_c6 )
        = sk_c5 )
      = $false )
    | ( ( sk_c5
        = ( multiply @ sk_c6 @ sk_c7 ) )
      = $false ) ),
    inference(extuni,[status(esa)],[194]) ).

thf(449,plain,
    ( ( ( ( multiply @ sk_c6 @ sk_c7 )
        = sk_c5 )
      = $true )
    | ( ( sk_c6 = sk_c7 )
      = $false )
    | ( ( sk_c2 = sk_c6 )
      = $false ) ),
    inference(extuni,[status(esa)],[194]) ).

thf(450,plain,
    ( ( ( ( multiply @ sk_c6 @ sk_c7 )
        = sk_c5 )
      = $true )
    | ( ( ( multiply @ sk_c2 @ sk_c6 )
        = ( multiply @ sk_c6 @ sk_c7 ) )
      = $false ) ),
    inference(extuni,[status(esa)],[194]) ).

thf(451,plain,
    ( ( ( ( inverse @ sk_c3 )
        = sk_c7 )
      = $true )
    | ( ( ( multiply @ sk_c2 @ sk_c6 )
        = sk_c7 )
      = $false )
    | ( ( sk_c5
        = ( inverse @ sk_c3 ) )
      = $false ) ),
    inference(extuni,[status(esa)],[196]) ).

thf(452,plain,
    ( ( ( ( inverse @ sk_c3 )
        = sk_c7 )
      = $true )
    | ( ( sk_c5 = sk_c7 )
      = $false )
    | ( ( ( multiply @ sk_c2 @ sk_c6 )
        = ( inverse @ sk_c3 ) )
      = $false ) ),
    inference(extuni,[status(esa)],[196]) ).

thf(453,plain,
    ( ( ( ( multiply @ sk_c3 @ sk_c6 )
        = sk_c7 )
      = $true )
    | ( ( ( multiply @ sk_c2 @ sk_c6 )
        = sk_c7 )
      = $false )
    | ( ( sk_c5
        = ( multiply @ sk_c3 @ sk_c6 ) )
      = $false ) ),
    inference(extuni,[status(esa)],[198]) ).

thf(454,plain,
    ( ( ( ( multiply @ sk_c3 @ sk_c6 )
        = sk_c7 )
      = $true )
    | ( ( sk_c5 = sk_c7 )
      = $false )
    | ( ( sk_c2 = sk_c3 )
      = $false ) ),
    inference(extuni,[status(esa)],[198]) ).

thf(455,plain,
    ( ( ( ( multiply @ sk_c3 @ sk_c6 )
        = sk_c7 )
      = $true )
    | ( ( sk_c5 = sk_c7 )
      = $false )
    | ( ( ( multiply @ sk_c2 @ sk_c6 )
        = ( multiply @ sk_c3 @ sk_c6 ) )
      = $false ) ),
    inference(extuni,[status(esa)],[198]) ).

thf(456,plain,
    ( ( ( ( inverse @ sk_c4 )
        = sk_c6 )
      = $true )
    | ( ( ( multiply @ sk_c2 @ sk_c6 )
        = sk_c6 )
      = $false )
    | ( ( sk_c5
        = ( inverse @ sk_c4 ) )
      = $false ) ),
    inference(extuni,[status(esa)],[200]) ).

thf(457,plain,
    ( ( ( ( inverse @ sk_c4 )
        = sk_c6 )
      = $true )
    | ( ( sk_c5 = sk_c6 )
      = $false )
    | ( ( ( multiply @ sk_c2 @ sk_c6 )
        = ( inverse @ sk_c4 ) )
      = $false ) ),
    inference(extuni,[status(esa)],[200]) ).

thf(458,plain,
    ( ( ( ( multiply @ sk_c4 @ sk_c5 )
        = sk_c6 )
      = $true )
    | ( ( ( multiply @ sk_c2 @ sk_c6 )
        = sk_c6 )
      = $false )
    | ( ( sk_c5
        = ( multiply @ sk_c4 @ sk_c5 ) )
      = $false ) ),
    inference(extuni,[status(esa)],[202]) ).

thf(459,plain,
    ( ( ( ( multiply @ sk_c4 @ sk_c5 )
        = sk_c6 )
      = $true )
    | ( ( sk_c5 = sk_c6 )
      = $false )
    | ( ( sk_c6 = sk_c5 )
      = $false )
    | ( ( sk_c2 = sk_c4 )
      = $false ) ),
    inference(extuni,[status(esa)],[202]) ).

thf(460,plain,
    ( ( ( ( multiply @ sk_c4 @ sk_c5 )
        = sk_c6 )
      = $true )
    | ( ( sk_c5 = sk_c6 )
      = $false )
    | ( ( ( multiply @ sk_c2 @ sk_c6 )
        = ( multiply @ sk_c4 @ sk_c5 ) )
      = $false ) ),
    inference(extuni,[status(esa)],[202]) ).

thf(461,plain,
    ( ( ( ( multiply @ sk_c6 @ sk_c7 )
        = sk_c5 )
      = $true )
    | ( ( ( inverse @ sk_c2 )
        = sk_c5 )
      = $false )
    | ( ( sk_c6
        = ( multiply @ sk_c6 @ sk_c7 ) )
      = $false ) ),
    inference(extuni,[status(esa)],[204]) ).

thf(462,plain,
    ( ( ( ( multiply @ sk_c6 @ sk_c7 )
        = sk_c5 )
      = $true )
    | ( ( sk_c6 = sk_c5 )
      = $false )
    | ( ( ( inverse @ sk_c2 )
        = ( multiply @ sk_c6 @ sk_c7 ) )
      = $false ) ),
    inference(extuni,[status(esa)],[204]) ).

thf(463,plain,
    ( ( ( ( inverse @ sk_c3 )
        = sk_c7 )
      = $true )
    | ( ( ( inverse @ sk_c2 )
        = sk_c7 )
      = $false )
    | ( ( sk_c6
        = ( inverse @ sk_c3 ) )
      = $false ) ),
    inference(extuni,[status(esa)],[206]) ).

thf(464,plain,
    ( ( ( ( inverse @ sk_c3 )
        = sk_c7 )
      = $true )
    | ( ( sk_c6 = sk_c7 )
      = $false )
    | ( ( sk_c2 = sk_c3 )
      = $false ) ),
    inference(extuni,[status(esa)],[206]) ).

thf(465,plain,
    ( ( ( ( inverse @ sk_c3 )
        = sk_c7 )
      = $true )
    | ( ( sk_c6 = sk_c7 )
      = $false )
    | ( ( ( inverse @ sk_c2 )
        = ( inverse @ sk_c3 ) )
      = $false ) ),
    inference(extuni,[status(esa)],[206]) ).

thf(466,plain,
    ( ( ( ( multiply @ sk_c3 @ sk_c6 )
        = sk_c7 )
      = $true )
    | ( ( ( inverse @ sk_c2 )
        = sk_c7 )
      = $false )
    | ( ( sk_c6
        = ( multiply @ sk_c3 @ sk_c6 ) )
      = $false ) ),
    inference(extuni,[status(esa)],[208]) ).

thf(467,plain,
    ( ( ( ( multiply @ sk_c3 @ sk_c6 )
        = sk_c7 )
      = $true )
    | ( ( sk_c6 = sk_c7 )
      = $false )
    | ( ( ( inverse @ sk_c2 )
        = ( multiply @ sk_c3 @ sk_c6 ) )
      = $false ) ),
    inference(extuni,[status(esa)],[208]) ).

thf(468,plain,
    ( ( ( ( inverse @ sk_c4 )
        = sk_c6 )
      = $true )
    | ( ( ( inverse @ sk_c2 )
        = sk_c6 )
      = $false )
    | ( ( sk_c6
        = ( inverse @ sk_c4 ) )
      = $false ) ),
    inference(extuni,[status(esa)],[210]) ).

thf(469,plain,
    ( ( ( ( inverse @ sk_c4 )
        = sk_c6 )
      = $true )
    | ( ( sk_c2 = sk_c4 )
      = $false ) ),
    inference(extuni,[status(esa)],[210]) ).

thf(470,plain,
    ( ( ( ( inverse @ sk_c4 )
        = sk_c6 )
      = $true )
    | ( ( ( inverse @ sk_c2 )
        = ( inverse @ sk_c4 ) )
      = $false ) ),
    inference(extuni,[status(esa)],[210]) ).

thf(471,plain,
    ( ( ( ( multiply @ sk_c4 @ sk_c5 )
        = sk_c6 )
      = $true )
    | ( ( ( inverse @ sk_c2 )
        = sk_c6 )
      = $false )
    | ( ( sk_c6
        = ( multiply @ sk_c4 @ sk_c5 ) )
      = $false ) ),
    inference(extuni,[status(esa)],[212]) ).

thf(472,plain,
    ( ( ( ( multiply @ sk_c4 @ sk_c5 )
        = sk_c6 )
      = $true )
    | ( ( ( inverse @ sk_c2 )
        = ( multiply @ sk_c4 @ sk_c5 ) )
      = $false ) ),
    inference(extuni,[status(esa)],[212]) ).

thf(473,plain,
    ( ( ( ( multiply @ sk_c6 @ sk_c7 )
        = sk_c5 )
      = $true )
    | ( ( ( multiply @ sk_c5 @ sk_c7 )
        = sk_c5 )
      = $false )
    | ( ( sk_c6
        = ( multiply @ sk_c6 @ sk_c7 ) )
      = $false ) ),
    inference(extuni,[status(esa)],[214]) ).

thf(474,plain,
    ( ( ( ( multiply @ sk_c6 @ sk_c7 )
        = sk_c5 )
      = $true )
    | ( ( sk_c6 = sk_c5 )
      = $false )
    | ( ( sk_c5 = sk_c6 )
      = $false ) ),
    inference(extuni,[status(esa)],[214]) ).

thf(475,plain,
    ( ( ( ( multiply @ sk_c6 @ sk_c7 )
        = sk_c5 )
      = $true )
    | ( ( sk_c6 = sk_c5 )
      = $false )
    | ( ( ( multiply @ sk_c5 @ sk_c7 )
        = ( multiply @ sk_c6 @ sk_c7 ) )
      = $false ) ),
    inference(extuni,[status(esa)],[214]) ).

thf(476,plain,
    ( ( ( ( inverse @ sk_c3 )
        = sk_c7 )
      = $true )
    | ( ( ( multiply @ sk_c5 @ sk_c7 )
        = sk_c7 )
      = $false )
    | ( ( sk_c6
        = ( inverse @ sk_c3 ) )
      = $false ) ),
    inference(extuni,[status(esa)],[216]) ).

thf(477,plain,
    ( ( ( ( inverse @ sk_c3 )
        = sk_c7 )
      = $true )
    | ( ( sk_c6 = sk_c7 )
      = $false )
    | ( ( ( multiply @ sk_c5 @ sk_c7 )
        = ( inverse @ sk_c3 ) )
      = $false ) ),
    inference(extuni,[status(esa)],[216]) ).

thf(478,plain,
    ( ( ( ( multiply @ sk_c3 @ sk_c6 )
        = sk_c7 )
      = $true )
    | ( ( ( multiply @ sk_c5 @ sk_c7 )
        = sk_c7 )
      = $false )
    | ( ( sk_c6
        = ( multiply @ sk_c3 @ sk_c6 ) )
      = $false ) ),
    inference(extuni,[status(esa)],[218]) ).

thf(479,plain,
    ( ( ( ( multiply @ sk_c3 @ sk_c6 )
        = sk_c7 )
      = $true )
    | ( ( sk_c6 = sk_c7 )
      = $false )
    | ( ( sk_c7 = sk_c6 )
      = $false )
    | ( ( sk_c5 = sk_c3 )
      = $false ) ),
    inference(extuni,[status(esa)],[218]) ).

thf(480,plain,
    ( ( ( ( multiply @ sk_c3 @ sk_c6 )
        = sk_c7 )
      = $true )
    | ( ( sk_c6 = sk_c7 )
      = $false )
    | ( ( ( multiply @ sk_c5 @ sk_c7 )
        = ( multiply @ sk_c3 @ sk_c6 ) )
      = $false ) ),
    inference(extuni,[status(esa)],[218]) ).

thf(481,plain,
    ( ( ( ( inverse @ sk_c4 )
        = sk_c6 )
      = $true )
    | ( ( ( multiply @ sk_c5 @ sk_c7 )
        = sk_c6 )
      = $false )
    | ( ( sk_c6
        = ( inverse @ sk_c4 ) )
      = $false ) ),
    inference(extuni,[status(esa)],[220]) ).

thf(482,plain,
    ( ( ( ( inverse @ sk_c4 )
        = sk_c6 )
      = $true )
    | ( ( ( multiply @ sk_c5 @ sk_c7 )
        = ( inverse @ sk_c4 ) )
      = $false ) ),
    inference(extuni,[status(esa)],[220]) ).

thf(483,plain,
    ( ( ( ( multiply @ sk_c4 @ sk_c5 )
        = sk_c6 )
      = $true )
    | ( ( ( multiply @ sk_c5 @ sk_c7 )
        = sk_c6 )
      = $false )
    | ( ( sk_c6
        = ( multiply @ sk_c4 @ sk_c5 ) )
      = $false ) ),
    inference(extuni,[status(esa)],[222]) ).

thf(484,plain,
    ( ( ( ( multiply @ sk_c4 @ sk_c5 )
        = sk_c6 )
      = $true )
    | ( ( sk_c7 = sk_c5 )
      = $false )
    | ( ( sk_c5 = sk_c4 )
      = $false ) ),
    inference(extuni,[status(esa)],[222]) ).

thf(485,plain,
    ( ( ( ( multiply @ sk_c4 @ sk_c5 )
        = sk_c6 )
      = $true )
    | ( ( ( multiply @ sk_c5 @ sk_c7 )
        = ( multiply @ sk_c4 @ sk_c5 ) )
      = $false ) ),
    inference(extuni,[status(esa)],[222]) ).

thf(486,plain,
    ( ( ( ( multiply @ sk_c1 @ sk_c7 )
        = sk_c6 )
      = $true )
    | ( ( ( multiply @ sk_c6 @ sk_c7 )
        = sk_c5 )
      = $true ) ),
    inference(sim,[status(thm)],[323]) ).

thf(487,plain,
    ( ( ( ( multiply @ sk_c1 @ sk_c7 )
        = sk_c6 )
      = $true )
    | ( ( ( inverse @ sk_c3 )
        = sk_c7 )
      = $true ) ),
    inference(sim,[status(thm)],[325]) ).

thf(488,plain,
    ( ( ( ( multiply @ sk_c1 @ sk_c7 )
        = sk_c6 )
      = $true )
    | ( ( ( multiply @ sk_c3 @ sk_c6 )
        = sk_c7 )
      = $true ) ),
    inference(sim,[status(thm)],[327]) ).

thf(489,plain,
    ( ( ( ( multiply @ sk_c1 @ sk_c7 )
        = sk_c6 )
      = $true )
    | ( ( ( inverse @ sk_c4 )
        = sk_c6 )
      = $true ) ),
    inference(sim,[status(thm)],[329]) ).

thf(490,plain,
    ( ( ( ( multiply @ sk_c1 @ sk_c7 )
        = sk_c6 )
      = $true )
    | ( ( ( multiply @ sk_c4 @ sk_c5 )
        = sk_c6 )
      = $true ) ),
    inference(sim,[status(thm)],[331]) ).

thf(491,plain,
    ( ( ( ( inverse @ sk_c1 )
        = sk_c7 )
      = $true )
    | ( ( ( multiply @ sk_c6 @ sk_c7 )
        = sk_c5 )
      = $true ) ),
    inference(sim,[status(thm)],[333]) ).

thf(492,plain,
    ( ( ( ( inverse @ sk_c1 )
        = sk_c7 )
      = $true )
    | ( ( ( inverse @ sk_c3 )
        = sk_c7 )
      = $true ) ),
    inference(sim,[status(thm)],[335]) ).

thf(493,plain,
    ( ( ( ( inverse @ sk_c1 )
        = sk_c7 )
      = $true )
    | ( ( ( multiply @ sk_c3 @ sk_c6 )
        = sk_c7 )
      = $true ) ),
    inference(sim,[status(thm)],[337]) ).

thf(494,plain,
    ( ( ( ( inverse @ sk_c1 )
        = sk_c7 )
      = $true )
    | ( ( ( inverse @ sk_c4 )
        = sk_c6 )
      = $true ) ),
    inference(sim,[status(thm)],[339]) ).

thf(495,plain,
    ( ( ( ( inverse @ sk_c1 )
        = sk_c7 )
      = $true )
    | ( ( ( multiply @ sk_c4 @ sk_c5 )
        = sk_c6 )
      = $true ) ),
    inference(sim,[status(thm)],[341]) ).

thf(496,plain,
    ( ( ( ( multiply @ sk_c2 @ sk_c6 )
        = sk_c5 )
      = $true )
    | ( ( ( multiply @ sk_c6 @ sk_c7 )
        = sk_c5 )
      = $true ) ),
    inference(sim,[status(thm)],[343]) ).

thf(497,plain,
    ( ( ( ( multiply @ sk_c2 @ sk_c6 )
        = sk_c5 )
      = $true )
    | ( ( ( inverse @ sk_c3 )
        = sk_c7 )
      = $true ) ),
    inference(sim,[status(thm)],[345]) ).

thf(498,plain,
    ( ( ( ( multiply @ sk_c2 @ sk_c6 )
        = sk_c5 )
      = $true )
    | ( ( ( multiply @ sk_c3 @ sk_c6 )
        = sk_c7 )
      = $true ) ),
    inference(sim,[status(thm)],[347]) ).

thf(499,plain,
    ( ( ( ( multiply @ sk_c2 @ sk_c6 )
        = sk_c5 )
      = $true )
    | ( ( ( inverse @ sk_c4 )
        = sk_c6 )
      = $true ) ),
    inference(sim,[status(thm)],[349]) ).

thf(500,plain,
    ( ( ( ( multiply @ sk_c2 @ sk_c6 )
        = sk_c5 )
      = $true )
    | ( ( ( multiply @ sk_c4 @ sk_c5 )
        = sk_c6 )
      = $true ) ),
    inference(sim,[status(thm)],[351]) ).

thf(501,plain,
    ( ( ( ( inverse @ sk_c2 )
        = sk_c6 )
      = $true )
    | ( ( ( multiply @ sk_c6 @ sk_c7 )
        = sk_c5 )
      = $true ) ),
    inference(sim,[status(thm)],[353]) ).

thf(502,plain,
    ( ( ( ( inverse @ sk_c2 )
        = sk_c6 )
      = $true )
    | ( ( ( inverse @ sk_c3 )
        = sk_c7 )
      = $true ) ),
    inference(sim,[status(thm)],[355]) ).

thf(503,plain,
    ( ( ( ( inverse @ sk_c2 )
        = sk_c6 )
      = $true )
    | ( ( ( multiply @ sk_c3 @ sk_c6 )
        = sk_c7 )
      = $true ) ),
    inference(sim,[status(thm)],[357]) ).

thf(504,plain,
    ( ( ( ( inverse @ sk_c2 )
        = sk_c6 )
      = $true )
    | ( ( ( inverse @ sk_c4 )
        = sk_c6 )
      = $true ) ),
    inference(sim,[status(thm)],[359]) ).

thf(505,plain,
    ( ( ( ( inverse @ sk_c2 )
        = sk_c6 )
      = $true )
    | ( ( ( multiply @ sk_c4 @ sk_c5 )
        = sk_c6 )
      = $true ) ),
    inference(sim,[status(thm)],[361]) ).

thf(506,plain,
    ( ( ( ( multiply @ sk_c5 @ sk_c7 )
        = sk_c6 )
      = $true )
    | ( ( ( multiply @ sk_c6 @ sk_c7 )
        = sk_c5 )
      = $true ) ),
    inference(sim,[status(thm)],[363]) ).

thf(507,plain,
    ( ( ( ( multiply @ sk_c5 @ sk_c7 )
        = sk_c6 )
      = $true )
    | ( ( ( inverse @ sk_c3 )
        = sk_c7 )
      = $true ) ),
    inference(sim,[status(thm)],[365]) ).

thf(508,plain,
    ( ( ( ( multiply @ sk_c5 @ sk_c7 )
        = sk_c6 )
      = $true )
    | ( ( ( multiply @ sk_c3 @ sk_c6 )
        = sk_c7 )
      = $true ) ),
    inference(sim,[status(thm)],[367]) ).

thf(509,plain,
    ( ( ( ( multiply @ sk_c5 @ sk_c7 )
        = sk_c6 )
      = $true )
    | ( ( ( inverse @ sk_c4 )
        = sk_c6 )
      = $true ) ),
    inference(sim,[status(thm)],[369]) ).

thf(510,plain,
    ( ( ( ( multiply @ sk_c5 @ sk_c7 )
        = sk_c6 )
      = $true )
    | ( ( ( multiply @ sk_c4 @ sk_c5 )
        = sk_c6 )
      = $true ) ),
    inference(sim,[status(thm)],[371]) ).

thf(511,plain,
    $false = $true,
    inference(fo_atp_e,[status(thm)],[94,510,509,508,507,506,505,504,503,502,501,500,499,498,497,496,495,494,493,492,491,490,489,488,487,486,485,484,483,482,481,480,479,478,477,476,475,474,473,472,471,470,469,468,467,466,465,464,463,462,461,460,459,458,457,456,455,454,453,452,451,450,449,448,447,446,445,444,443,442,441,440,439,438,437,436,435,434,433,432,431,430,429,428,427,426,425,424,423,147,127,121,120,118,117,116,115,114,113,112,111,110,109,108,107,106,105,104,103,102,101,100,99,98,97,96,95]) ).

thf(512,plain,
    $false,
    inference(solved_all_splits,[solved_all_splits(join,[])],[511]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.04/0.12  % Problem  : GRP262-1 : TPTP v8.1.0. Released v2.5.0.
% 0.04/0.13  % Command  : leo --timeout %d --proofoutput 1 --foatp e --atp e=./eprover %s
% 0.13/0.34  % Computer : n022.cluster.edu
% 0.13/0.34  % Model    : x86_64 x86_64
% 0.13/0.34  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.13/0.34  % Memory   : 8042.1875MB
% 0.13/0.34  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.13/0.35  % CPULimit : 300
% 0.13/0.35  % WCLimit  : 600
% 0.13/0.35  % DateTime : Mon Jun 13 04:43:18 EDT 2022
% 0.13/0.35  % CPUTime  : 
% 0.20/0.36  
% 0.20/0.36   No.of.Axioms: 29
% 0.20/0.36  
% 0.20/0.36   Length.of.Defs: 0
% 0.20/0.36  
% 0.20/0.36   Contains.Choice.Funs: false
% 0.20/0.37  (rf:0,axioms:29,ps:3,u:6,ude:true,rLeibEQ:true,rAndEQ:true,use_choice:true,use_extuni:true,use_extcnf_combined:true,expand_extuni:false,foatp:e,atp_timeout:600,atp_calls_frequency:10,ordering:none,proof_output:1,protocol_output:false,clause_count:31,loop_count:0,foatp_calls:0,translation:fof_full)......eprover: CPU time limit exceeded, terminating
% 74.29/74.55  .....
% 90.69/90.94  
% 90.69/90.94  ********************************
% 90.69/90.94  *   All subproblems solved!    *
% 90.69/90.94  ********************************
% 90.69/90.94  % SZS status Unsatisfiable for /export/starexec/sandbox2/benchmark/theBenchmark.p : (rf:0,axioms:29,ps:3,u:6,ude:true,rLeibEQ:true,rAndEQ:true,use_choice:true,use_extuni:true,use_extcnf_combined:true,expand_extuni:false,foatp:e,atp_timeout:74,atp_calls_frequency:10,ordering:none,proof_output:1,protocol_output:false,clause_count:511,loop_count:0,foatp_calls:2,translation:fof_full)
% 90.77/91.01  
% 90.77/91.01  %**** Beginning of derivation protocol ****
% 90.77/91.01  % SZS output start CNFRefutation
% See solution above
% 90.77/91.01  
% 90.77/91.01  %**** End of derivation protocol ****
% 90.77/91.01  %**** no. of clauses in derivation: 381 ****
% 90.77/91.01  %**** clause counter: 511 ****
% 90.77/91.01  
% 90.77/91.01  % SZS status Unsatisfiable for /export/starexec/sandbox2/benchmark/theBenchmark.p : (rf:0,axioms:29,ps:3,u:6,ude:true,rLeibEQ:true,rAndEQ:true,use_choice:true,use_extuni:true,use_extcnf_combined:true,expand_extuni:false,foatp:e,atp_timeout:74,atp_calls_frequency:10,ordering:none,proof_output:1,protocol_output:false,clause_count:511,loop_count:0,foatp_calls:2,translation:fof_full)
%------------------------------------------------------------------------------