TSTP Solution File: KRS002-1 by Z3---4.8.9.0

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Z3---4.8.9.0
% Problem  : KRS002-1 : TPTP v8.1.0. Released v2.0.0.
% Transfm  : none
% Format   : tptp
% Command  : z3_tptp -proof -model -t:%d -file:%s

% Computer : n028.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  : 300s
% DateTime : Sat Sep 17 17:44:19 EDT 2022

% Result   : Unsatisfiable 0.20s 0.40s
% Output   : Proof 0.20s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   10
%            Number of leaves      :   65
% Syntax   : Number of formulae    :  132 (  26 unt;  12 typ;   0 def)
%            Number of atoms       :  548 (   0 equ)
%            Maximal formula atoms :   16 (   4 avg)
%            Number of connectives :  766 ( 365   ~; 346   |;   0   &)
%                                         (  55 <=>;   0  =>;   0  <=;   0 <~>)
%            Maximal formula depth :   11 (   5 avg)
%            Maximal term depth    :    3 (   1 avg)
%            Number of FOOLs       :   27 (  27 fml;   0 var)
%            Number of types       :    2 (   0 usr)
%            Number of type conns  :   14 (  11   >;   3   *;   0   +;   0  <<)
%            Number of predicates  :   13 (  12 usr;   1 prp; 0-3 aty)
%            Number of functors    :    4 (   4 usr;   1 con; 0-1 aty)
%            Number of variables   :  209 ( 186   !;   0   ?; 209   :)

% Comments : 
%------------------------------------------------------------------------------
tff(equalish_type,type,
    equalish: ( $i * $i ) > $o ).

tff(u1r1_type,type,
    u1r1: $i > $i ).

tff(u4r2_type,type,
    u4r2: $i > $i ).

tff(exist_type,type,
    exist: $i ).

tff(u1r2_type,type,
    u1r2: $i > $i ).

tff(s2least_type,type,
    s2least: $i > $o ).

tff(c_type,type,
    c: $i > $o ).

tff(r_type,type,
    r: ( $i * $i ) > $o ).

tff(e_type,type,
    e: $i > $o ).

tff(s_type,type,
    s: ( $i * $i ) > $o ).

tff(s1most_type,type,
    s1most: $i > $o ).

tff(d_type,type,
    d: $i > $o ).

tff(1,plain,
    ^ [X1: $i] :
      refl(
        ( ( ~ e(X1)
          | r(X1,u4r2(X1)) )
      <=> ( ~ e(X1)
          | r(X1,u4r2(X1)) ) )),
    inference(bind,[status(th)],]) ).

tff(2,plain,
    ( ! [X1: $i] :
        ( ~ e(X1)
        | r(X1,u4r2(X1)) )
  <=> ! [X1: $i] :
        ( ~ e(X1)
        | r(X1,u4r2(X1)) ) ),
    inference(quant_intro,[status(thm)],[1]) ).

tff(3,plain,
    ( ! [X1: $i] :
        ( ~ e(X1)
        | r(X1,u4r2(X1)) )
  <=> ! [X1: $i] :
        ( ~ e(X1)
        | r(X1,u4r2(X1)) ) ),
    inference(rewrite,[status(thm)],]) ).

tff(4,plain,
    ^ [X1: $i] :
      rewrite(
        ( ( r(X1,u4r2(X1))
          | ~ e(X1) )
      <=> ( ~ e(X1)
          | r(X1,u4r2(X1)) ) )),
    inference(bind,[status(th)],]) ).

tff(5,plain,
    ( ! [X1: $i] :
        ( r(X1,u4r2(X1))
        | ~ e(X1) )
  <=> ! [X1: $i] :
        ( ~ e(X1)
        | r(X1,u4r2(X1)) ) ),
    inference(quant_intro,[status(thm)],[4]) ).

tff(6,axiom,
    ! [X1: $i] :
      ( r(X1,u4r2(X1))
      | ~ e(X1) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',clause_14) ).

tff(7,plain,
    ! [X1: $i] :
      ( ~ e(X1)
      | r(X1,u4r2(X1)) ),
    inference(modus_ponens,[status(thm)],[6,5]) ).

tff(8,plain,
    ! [X1: $i] :
      ( ~ e(X1)
      | r(X1,u4r2(X1)) ),
    inference(modus_ponens,[status(thm)],[7,3]) ).

tff(9,plain,
    ! [X1: $i] :
      ( ~ e(X1)
      | r(X1,u4r2(X1)) ),
    inference(skolemize,[status(sab)],[8]) ).

tff(10,plain,
    ! [X1: $i] :
      ( ~ e(X1)
      | r(X1,u4r2(X1)) ),
    inference(modus_ponens,[status(thm)],[9,2]) ).

tff(11,plain,
    ( e(exist)
  <=> e(exist) ),
    inference(rewrite,[status(thm)],]) ).

tff(12,axiom,
    e(exist),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',clause_1) ).

tff(13,plain,
    e(exist),
    inference(modus_ponens,[status(thm)],[12,11]) ).

tff(14,plain,
    ( ( ~ ! [X1: $i] :
            ( ~ e(X1)
            | r(X1,u4r2(X1)) )
      | ~ e(exist)
      | r(exist,u4r2(exist)) )
  <=> ( ~ ! [X1: $i] :
            ( ~ e(X1)
            | r(X1,u4r2(X1)) )
      | ~ e(exist)
      | r(exist,u4r2(exist)) ) ),
    inference(rewrite,[status(thm)],]) ).

tff(15,plain,
    ( ~ ! [X1: $i] :
          ( ~ e(X1)
          | r(X1,u4r2(X1)) )
    | ~ e(exist)
    | r(exist,u4r2(exist)) ),
    inference(quant_inst,[status(thm)],]) ).

tff(16,plain,
    ( ~ ! [X1: $i] :
          ( ~ e(X1)
          | r(X1,u4r2(X1)) )
    | ~ e(exist)
    | r(exist,u4r2(exist)) ),
    inference(modus_ponens,[status(thm)],[15,14]) ).

tff(17,plain,
    r(exist,u4r2(exist)),
    inference(unit_resolution,[status(thm)],[16,13,10]) ).

tff(18,plain,
    ^ [X2: $i,X1: $i] :
      refl(
        ( ( ~ e(X1)
          | ~ r(X1,X2)
          | c(X2) )
      <=> ( ~ e(X1)
          | ~ r(X1,X2)
          | c(X2) ) )),
    inference(bind,[status(th)],]) ).

tff(19,plain,
    ( ! [X2: $i,X1: $i] :
        ( ~ e(X1)
        | ~ r(X1,X2)
        | c(X2) )
  <=> ! [X2: $i,X1: $i] :
        ( ~ e(X1)
        | ~ r(X1,X2)
        | c(X2) ) ),
    inference(quant_intro,[status(thm)],[18]) ).

tff(20,plain,
    ( ! [X2: $i,X1: $i] :
        ( ~ e(X1)
        | ~ r(X1,X2)
        | c(X2) )
  <=> ! [X2: $i,X1: $i] :
        ( ~ e(X1)
        | ~ r(X1,X2)
        | c(X2) ) ),
    inference(rewrite,[status(thm)],]) ).

tff(21,plain,
    ^ [X2: $i,X1: $i] :
      rewrite(
        ( ( c(X2)
          | ~ e(X1)
          | ~ r(X1,X2) )
      <=> ( ~ e(X1)
          | ~ r(X1,X2)
          | c(X2) ) )),
    inference(bind,[status(th)],]) ).

tff(22,plain,
    ( ! [X2: $i,X1: $i] :
        ( c(X2)
        | ~ e(X1)
        | ~ r(X1,X2) )
  <=> ! [X2: $i,X1: $i] :
        ( ~ e(X1)
        | ~ r(X1,X2)
        | c(X2) ) ),
    inference(quant_intro,[status(thm)],[21]) ).

tff(23,axiom,
    ! [X2: $i,X1: $i] :
      ( c(X2)
      | ~ e(X1)
      | ~ r(X1,X2) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',clause_16) ).

tff(24,plain,
    ! [X2: $i,X1: $i] :
      ( ~ e(X1)
      | ~ r(X1,X2)
      | c(X2) ),
    inference(modus_ponens,[status(thm)],[23,22]) ).

tff(25,plain,
    ! [X2: $i,X1: $i] :
      ( ~ e(X1)
      | ~ r(X1,X2)
      | c(X2) ),
    inference(modus_ponens,[status(thm)],[24,20]) ).

tff(26,plain,
    ! [X2: $i,X1: $i] :
      ( ~ e(X1)
      | ~ r(X1,X2)
      | c(X2) ),
    inference(skolemize,[status(sab)],[25]) ).

tff(27,plain,
    ! [X2: $i,X1: $i] :
      ( ~ e(X1)
      | ~ r(X1,X2)
      | c(X2) ),
    inference(modus_ponens,[status(thm)],[26,19]) ).

tff(28,plain,
    ( ( ~ ! [X2: $i,X1: $i] :
            ( ~ e(X1)
            | ~ r(X1,X2)
            | c(X2) )
      | ~ e(exist)
      | ~ r(exist,u4r2(exist))
      | c(u4r2(exist)) )
  <=> ( ~ ! [X2: $i,X1: $i] :
            ( ~ e(X1)
            | ~ r(X1,X2)
            | c(X2) )
      | ~ e(exist)
      | ~ r(exist,u4r2(exist))
      | c(u4r2(exist)) ) ),
    inference(rewrite,[status(thm)],]) ).

tff(29,plain,
    ( ~ ! [X2: $i,X1: $i] :
          ( ~ e(X1)
          | ~ r(X1,X2)
          | c(X2) )
    | ~ e(exist)
    | ~ r(exist,u4r2(exist))
    | c(u4r2(exist)) ),
    inference(quant_inst,[status(thm)],]) ).

tff(30,plain,
    ( ~ ! [X2: $i,X1: $i] :
          ( ~ e(X1)
          | ~ r(X1,X2)
          | c(X2) )
    | ~ e(exist)
    | ~ r(exist,u4r2(exist))
    | c(u4r2(exist)) ),
    inference(modus_ponens,[status(thm)],[29,28]) ).

tff(31,plain,
    c(u4r2(exist)),
    inference(unit_resolution,[status(thm)],[30,13,27,17]) ).

tff(32,plain,
    ^ [X1: $i] :
      refl(
        ( ( s2least(X1)
          | ~ c(X1) )
      <=> ( s2least(X1)
          | ~ c(X1) ) )),
    inference(bind,[status(th)],]) ).

tff(33,plain,
    ( ! [X1: $i] :
        ( s2least(X1)
        | ~ c(X1) )
  <=> ! [X1: $i] :
        ( s2least(X1)
        | ~ c(X1) ) ),
    inference(quant_intro,[status(thm)],[32]) ).

tff(34,plain,
    ( ! [X1: $i] :
        ( s2least(X1)
        | ~ c(X1) )
  <=> ! [X1: $i] :
        ( s2least(X1)
        | ~ c(X1) ) ),
    inference(rewrite,[status(thm)],]) ).

tff(35,axiom,
    ! [X1: $i] :
      ( s2least(X1)
      | ~ c(X1) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',clause_2) ).

tff(36,plain,
    ! [X1: $i] :
      ( s2least(X1)
      | ~ c(X1) ),
    inference(modus_ponens,[status(thm)],[35,34]) ).

tff(37,plain,
    ! [X1: $i] :
      ( s2least(X1)
      | ~ c(X1) ),
    inference(skolemize,[status(sab)],[36]) ).

tff(38,plain,
    ! [X1: $i] :
      ( s2least(X1)
      | ~ c(X1) ),
    inference(modus_ponens,[status(thm)],[37,33]) ).

tff(39,plain,
    ( ( ~ ! [X1: $i] :
            ( s2least(X1)
            | ~ c(X1) )
      | s2least(u4r2(exist))
      | ~ c(u4r2(exist)) )
  <=> ( ~ ! [X1: $i] :
            ( s2least(X1)
            | ~ c(X1) )
      | s2least(u4r2(exist))
      | ~ c(u4r2(exist)) ) ),
    inference(rewrite,[status(thm)],]) ).

tff(40,plain,
    ( ~ ! [X1: $i] :
          ( s2least(X1)
          | ~ c(X1) )
    | s2least(u4r2(exist))
    | ~ c(u4r2(exist)) ),
    inference(quant_inst,[status(thm)],]) ).

tff(41,plain,
    ( ~ ! [X1: $i] :
          ( s2least(X1)
          | ~ c(X1) )
    | s2least(u4r2(exist))
    | ~ c(u4r2(exist)) ),
    inference(modus_ponens,[status(thm)],[40,39]) ).

tff(42,plain,
    s2least(u4r2(exist)),
    inference(unit_resolution,[status(thm)],[41,38,31]) ).

tff(43,plain,
    ^ [X1: $i] :
      refl(
        ( ( ~ s2least(X1)
          | ~ equalish(u1r2(X1),u1r1(X1)) )
      <=> ( ~ s2least(X1)
          | ~ equalish(u1r2(X1),u1r1(X1)) ) )),
    inference(bind,[status(th)],]) ).

tff(44,plain,
    ( ! [X1: $i] :
        ( ~ s2least(X1)
        | ~ equalish(u1r2(X1),u1r1(X1)) )
  <=> ! [X1: $i] :
        ( ~ s2least(X1)
        | ~ equalish(u1r2(X1),u1r1(X1)) ) ),
    inference(quant_intro,[status(thm)],[43]) ).

tff(45,plain,
    ( ! [X1: $i] :
        ( ~ s2least(X1)
        | ~ equalish(u1r2(X1),u1r1(X1)) )
  <=> ! [X1: $i] :
        ( ~ s2least(X1)
        | ~ equalish(u1r2(X1),u1r1(X1)) ) ),
    inference(rewrite,[status(thm)],]) ).

tff(46,axiom,
    ! [X1: $i] :
      ( ~ s2least(X1)
      | ~ equalish(u1r2(X1),u1r1(X1)) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',clause_4) ).

tff(47,plain,
    ! [X1: $i] :
      ( ~ s2least(X1)
      | ~ equalish(u1r2(X1),u1r1(X1)) ),
    inference(modus_ponens,[status(thm)],[46,45]) ).

tff(48,plain,
    ! [X1: $i] :
      ( ~ s2least(X1)
      | ~ equalish(u1r2(X1),u1r1(X1)) ),
    inference(skolemize,[status(sab)],[47]) ).

tff(49,plain,
    ! [X1: $i] :
      ( ~ s2least(X1)
      | ~ equalish(u1r2(X1),u1r1(X1)) ),
    inference(modus_ponens,[status(thm)],[48,44]) ).

tff(50,plain,
    ( ( ~ ! [X1: $i] :
            ( ~ s2least(X1)
            | ~ equalish(u1r2(X1),u1r1(X1)) )
      | ~ s2least(u4r2(exist))
      | ~ equalish(u1r2(u4r2(exist)),u1r1(u4r2(exist))) )
  <=> ( ~ ! [X1: $i] :
            ( ~ s2least(X1)
            | ~ equalish(u1r2(X1),u1r1(X1)) )
      | ~ s2least(u4r2(exist))
      | ~ equalish(u1r2(u4r2(exist)),u1r1(u4r2(exist))) ) ),
    inference(rewrite,[status(thm)],]) ).

tff(51,plain,
    ( ~ ! [X1: $i] :
          ( ~ s2least(X1)
          | ~ equalish(u1r2(X1),u1r1(X1)) )
    | ~ s2least(u4r2(exist))
    | ~ equalish(u1r2(u4r2(exist)),u1r1(u4r2(exist))) ),
    inference(quant_inst,[status(thm)],]) ).

tff(52,plain,
    ( ~ ! [X1: $i] :
          ( ~ s2least(X1)
          | ~ equalish(u1r2(X1),u1r1(X1)) )
    | ~ s2least(u4r2(exist))
    | ~ equalish(u1r2(u4r2(exist)),u1r1(u4r2(exist))) ),
    inference(modus_ponens,[status(thm)],[51,50]) ).

tff(53,plain,
    ~ equalish(u1r2(u4r2(exist)),u1r1(u4r2(exist))),
    inference(unit_resolution,[status(thm)],[52,49,42]) ).

tff(54,plain,
    ^ [X1: $i] :
      refl(
        ( ( ~ s2least(X1)
          | s(X1,u1r1(X1)) )
      <=> ( ~ s2least(X1)
          | s(X1,u1r1(X1)) ) )),
    inference(bind,[status(th)],]) ).

tff(55,plain,
    ( ! [X1: $i] :
        ( ~ s2least(X1)
        | s(X1,u1r1(X1)) )
  <=> ! [X1: $i] :
        ( ~ s2least(X1)
        | s(X1,u1r1(X1)) ) ),
    inference(quant_intro,[status(thm)],[54]) ).

tff(56,plain,
    ( ! [X1: $i] :
        ( ~ s2least(X1)
        | s(X1,u1r1(X1)) )
  <=> ! [X1: $i] :
        ( ~ s2least(X1)
        | s(X1,u1r1(X1)) ) ),
    inference(rewrite,[status(thm)],]) ).

tff(57,plain,
    ^ [X1: $i] :
      rewrite(
        ( ( s(X1,u1r1(X1))
          | ~ s2least(X1) )
      <=> ( ~ s2least(X1)
          | s(X1,u1r1(X1)) ) )),
    inference(bind,[status(th)],]) ).

tff(58,plain,
    ( ! [X1: $i] :
        ( s(X1,u1r1(X1))
        | ~ s2least(X1) )
  <=> ! [X1: $i] :
        ( ~ s2least(X1)
        | s(X1,u1r1(X1)) ) ),
    inference(quant_intro,[status(thm)],[57]) ).

tff(59,axiom,
    ! [X1: $i] :
      ( s(X1,u1r1(X1))
      | ~ s2least(X1) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',clause_5) ).

tff(60,plain,
    ! [X1: $i] :
      ( ~ s2least(X1)
      | s(X1,u1r1(X1)) ),
    inference(modus_ponens,[status(thm)],[59,58]) ).

tff(61,plain,
    ! [X1: $i] :
      ( ~ s2least(X1)
      | s(X1,u1r1(X1)) ),
    inference(modus_ponens,[status(thm)],[60,56]) ).

tff(62,plain,
    ! [X1: $i] :
      ( ~ s2least(X1)
      | s(X1,u1r1(X1)) ),
    inference(skolemize,[status(sab)],[61]) ).

tff(63,plain,
    ! [X1: $i] :
      ( ~ s2least(X1)
      | s(X1,u1r1(X1)) ),
    inference(modus_ponens,[status(thm)],[62,55]) ).

tff(64,plain,
    ( ( ~ ! [X1: $i] :
            ( ~ s2least(X1)
            | s(X1,u1r1(X1)) )
      | ~ s2least(u4r2(exist))
      | s(u4r2(exist),u1r1(u4r2(exist))) )
  <=> ( ~ ! [X1: $i] :
            ( ~ s2least(X1)
            | s(X1,u1r1(X1)) )
      | ~ s2least(u4r2(exist))
      | s(u4r2(exist),u1r1(u4r2(exist))) ) ),
    inference(rewrite,[status(thm)],]) ).

tff(65,plain,
    ( ~ ! [X1: $i] :
          ( ~ s2least(X1)
          | s(X1,u1r1(X1)) )
    | ~ s2least(u4r2(exist))
    | s(u4r2(exist),u1r1(u4r2(exist))) ),
    inference(quant_inst,[status(thm)],]) ).

tff(66,plain,
    ( ~ ! [X1: $i] :
          ( ~ s2least(X1)
          | s(X1,u1r1(X1)) )
    | ~ s2least(u4r2(exist))
    | s(u4r2(exist),u1r1(u4r2(exist))) ),
    inference(modus_ponens,[status(thm)],[65,64]) ).

tff(67,plain,
    s(u4r2(exist),u1r1(u4r2(exist))),
    inference(unit_resolution,[status(thm)],[66,63,42]) ).

tff(68,plain,
    ^ [X1: $i] :
      refl(
        ( ( ~ s2least(X1)
          | s(X1,u1r2(X1)) )
      <=> ( ~ s2least(X1)
          | s(X1,u1r2(X1)) ) )),
    inference(bind,[status(th)],]) ).

tff(69,plain,
    ( ! [X1: $i] :
        ( ~ s2least(X1)
        | s(X1,u1r2(X1)) )
  <=> ! [X1: $i] :
        ( ~ s2least(X1)
        | s(X1,u1r2(X1)) ) ),
    inference(quant_intro,[status(thm)],[68]) ).

tff(70,plain,
    ( ! [X1: $i] :
        ( ~ s2least(X1)
        | s(X1,u1r2(X1)) )
  <=> ! [X1: $i] :
        ( ~ s2least(X1)
        | s(X1,u1r2(X1)) ) ),
    inference(rewrite,[status(thm)],]) ).

tff(71,plain,
    ^ [X1: $i] :
      rewrite(
        ( ( s(X1,u1r2(X1))
          | ~ s2least(X1) )
      <=> ( ~ s2least(X1)
          | s(X1,u1r2(X1)) ) )),
    inference(bind,[status(th)],]) ).

tff(72,plain,
    ( ! [X1: $i] :
        ( s(X1,u1r2(X1))
        | ~ s2least(X1) )
  <=> ! [X1: $i] :
        ( ~ s2least(X1)
        | s(X1,u1r2(X1)) ) ),
    inference(quant_intro,[status(thm)],[71]) ).

tff(73,axiom,
    ! [X1: $i] :
      ( s(X1,u1r2(X1))
      | ~ s2least(X1) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',clause_6) ).

tff(74,plain,
    ! [X1: $i] :
      ( ~ s2least(X1)
      | s(X1,u1r2(X1)) ),
    inference(modus_ponens,[status(thm)],[73,72]) ).

tff(75,plain,
    ! [X1: $i] :
      ( ~ s2least(X1)
      | s(X1,u1r2(X1)) ),
    inference(modus_ponens,[status(thm)],[74,70]) ).

tff(76,plain,
    ! [X1: $i] :
      ( ~ s2least(X1)
      | s(X1,u1r2(X1)) ),
    inference(skolemize,[status(sab)],[75]) ).

tff(77,plain,
    ! [X1: $i] :
      ( ~ s2least(X1)
      | s(X1,u1r2(X1)) ),
    inference(modus_ponens,[status(thm)],[76,69]) ).

tff(78,plain,
    ( ( ~ ! [X1: $i] :
            ( ~ s2least(X1)
            | s(X1,u1r2(X1)) )
      | ~ s2least(u4r2(exist))
      | s(u4r2(exist),u1r2(u4r2(exist))) )
  <=> ( ~ ! [X1: $i] :
            ( ~ s2least(X1)
            | s(X1,u1r2(X1)) )
      | ~ s2least(u4r2(exist))
      | s(u4r2(exist),u1r2(u4r2(exist))) ) ),
    inference(rewrite,[status(thm)],]) ).

tff(79,plain,
    ( ~ ! [X1: $i] :
          ( ~ s2least(X1)
          | s(X1,u1r2(X1)) )
    | ~ s2least(u4r2(exist))
    | s(u4r2(exist),u1r2(u4r2(exist))) ),
    inference(quant_inst,[status(thm)],]) ).

tff(80,plain,
    ( ~ ! [X1: $i] :
          ( ~ s2least(X1)
          | s(X1,u1r2(X1)) )
    | ~ s2least(u4r2(exist))
    | s(u4r2(exist),u1r2(u4r2(exist))) ),
    inference(modus_ponens,[status(thm)],[79,78]) ).

tff(81,plain,
    s(u4r2(exist),u1r2(u4r2(exist))),
    inference(unit_resolution,[status(thm)],[80,77,42]) ).

tff(82,plain,
    ^ [X2: $i,X1: $i] :
      refl(
        ( ( ~ e(X1)
          | ~ r(X1,X2)
          | d(X2) )
      <=> ( ~ e(X1)
          | ~ r(X1,X2)
          | d(X2) ) )),
    inference(bind,[status(th)],]) ).

tff(83,plain,
    ( ! [X2: $i,X1: $i] :
        ( ~ e(X1)
        | ~ r(X1,X2)
        | d(X2) )
  <=> ! [X2: $i,X1: $i] :
        ( ~ e(X1)
        | ~ r(X1,X2)
        | d(X2) ) ),
    inference(quant_intro,[status(thm)],[82]) ).

tff(84,plain,
    ( ! [X2: $i,X1: $i] :
        ( ~ e(X1)
        | ~ r(X1,X2)
        | d(X2) )
  <=> ! [X2: $i,X1: $i] :
        ( ~ e(X1)
        | ~ r(X1,X2)
        | d(X2) ) ),
    inference(rewrite,[status(thm)],]) ).

tff(85,plain,
    ^ [X2: $i,X1: $i] :
      rewrite(
        ( ( d(X2)
          | ~ e(X1)
          | ~ r(X1,X2) )
      <=> ( ~ e(X1)
          | ~ r(X1,X2)
          | d(X2) ) )),
    inference(bind,[status(th)],]) ).

tff(86,plain,
    ( ! [X2: $i,X1: $i] :
        ( d(X2)
        | ~ e(X1)
        | ~ r(X1,X2) )
  <=> ! [X2: $i,X1: $i] :
        ( ~ e(X1)
        | ~ r(X1,X2)
        | d(X2) ) ),
    inference(quant_intro,[status(thm)],[85]) ).

tff(87,axiom,
    ! [X2: $i,X1: $i] :
      ( d(X2)
      | ~ e(X1)
      | ~ r(X1,X2) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',clause_15) ).

tff(88,plain,
    ! [X2: $i,X1: $i] :
      ( ~ e(X1)
      | ~ r(X1,X2)
      | d(X2) ),
    inference(modus_ponens,[status(thm)],[87,86]) ).

tff(89,plain,
    ! [X2: $i,X1: $i] :
      ( ~ e(X1)
      | ~ r(X1,X2)
      | d(X2) ),
    inference(modus_ponens,[status(thm)],[88,84]) ).

tff(90,plain,
    ! [X2: $i,X1: $i] :
      ( ~ e(X1)
      | ~ r(X1,X2)
      | d(X2) ),
    inference(skolemize,[status(sab)],[89]) ).

tff(91,plain,
    ! [X2: $i,X1: $i] :
      ( ~ e(X1)
      | ~ r(X1,X2)
      | d(X2) ),
    inference(modus_ponens,[status(thm)],[90,83]) ).

tff(92,plain,
    ( ( ~ ! [X2: $i,X1: $i] :
            ( ~ e(X1)
            | ~ r(X1,X2)
            | d(X2) )
      | ~ e(exist)
      | ~ r(exist,u4r2(exist))
      | d(u4r2(exist)) )
  <=> ( ~ ! [X2: $i,X1: $i] :
            ( ~ e(X1)
            | ~ r(X1,X2)
            | d(X2) )
      | ~ e(exist)
      | ~ r(exist,u4r2(exist))
      | d(u4r2(exist)) ) ),
    inference(rewrite,[status(thm)],]) ).

tff(93,plain,
    ( ~ ! [X2: $i,X1: $i] :
          ( ~ e(X1)
          | ~ r(X1,X2)
          | d(X2) )
    | ~ e(exist)
    | ~ r(exist,u4r2(exist))
    | d(u4r2(exist)) ),
    inference(quant_inst,[status(thm)],]) ).

tff(94,plain,
    ( ~ ! [X2: $i,X1: $i] :
          ( ~ e(X1)
          | ~ r(X1,X2)
          | d(X2) )
    | ~ e(exist)
    | ~ r(exist,u4r2(exist))
    | d(u4r2(exist)) ),
    inference(modus_ponens,[status(thm)],[93,92]) ).

tff(95,plain,
    d(u4r2(exist)),
    inference(unit_resolution,[status(thm)],[94,13,91,17]) ).

tff(96,plain,
    ^ [X1: $i] :
      refl(
        ( ( s1most(X1)
          | ~ d(X1) )
      <=> ( s1most(X1)
          | ~ d(X1) ) )),
    inference(bind,[status(th)],]) ).

tff(97,plain,
    ( ! [X1: $i] :
        ( s1most(X1)
        | ~ d(X1) )
  <=> ! [X1: $i] :
        ( s1most(X1)
        | ~ d(X1) ) ),
    inference(quant_intro,[status(thm)],[96]) ).

tff(98,plain,
    ( ! [X1: $i] :
        ( s1most(X1)
        | ~ d(X1) )
  <=> ! [X1: $i] :
        ( s1most(X1)
        | ~ d(X1) ) ),
    inference(rewrite,[status(thm)],]) ).

tff(99,axiom,
    ! [X1: $i] :
      ( s1most(X1)
      | ~ d(X1) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',clause_8) ).

tff(100,plain,
    ! [X1: $i] :
      ( s1most(X1)
      | ~ d(X1) ),
    inference(modus_ponens,[status(thm)],[99,98]) ).

tff(101,plain,
    ! [X1: $i] :
      ( s1most(X1)
      | ~ d(X1) ),
    inference(skolemize,[status(sab)],[100]) ).

tff(102,plain,
    ! [X1: $i] :
      ( s1most(X1)
      | ~ d(X1) ),
    inference(modus_ponens,[status(thm)],[101,97]) ).

tff(103,plain,
    ( ( ~ ! [X1: $i] :
            ( s1most(X1)
            | ~ d(X1) )
      | s1most(u4r2(exist))
      | ~ d(u4r2(exist)) )
  <=> ( ~ ! [X1: $i] :
            ( s1most(X1)
            | ~ d(X1) )
      | s1most(u4r2(exist))
      | ~ d(u4r2(exist)) ) ),
    inference(rewrite,[status(thm)],]) ).

tff(104,plain,
    ( ~ ! [X1: $i] :
          ( s1most(X1)
          | ~ d(X1) )
    | s1most(u4r2(exist))
    | ~ d(u4r2(exist)) ),
    inference(quant_inst,[status(thm)],]) ).

tff(105,plain,
    ( ~ ! [X1: $i] :
          ( s1most(X1)
          | ~ d(X1) )
    | s1most(u4r2(exist))
    | ~ d(u4r2(exist)) ),
    inference(modus_ponens,[status(thm)],[104,103]) ).

tff(106,plain,
    s1most(u4r2(exist)),
    inference(unit_resolution,[status(thm)],[105,102,95]) ).

tff(107,plain,
    ^ [X3: $i,X2: $i,X1: $i] :
      refl(
        ( ( ~ s1most(X1)
          | ~ s(X1,X2)
          | ~ s(X1,X3)
          | equalish(X3,X2) )
      <=> ( ~ s1most(X1)
          | ~ s(X1,X2)
          | ~ s(X1,X3)
          | equalish(X3,X2) ) )),
    inference(bind,[status(th)],]) ).

tff(108,plain,
    ( ! [X3: $i,X2: $i,X1: $i] :
        ( ~ s1most(X1)
        | ~ s(X1,X2)
        | ~ s(X1,X3)
        | equalish(X3,X2) )
  <=> ! [X3: $i,X2: $i,X1: $i] :
        ( ~ s1most(X1)
        | ~ s(X1,X2)
        | ~ s(X1,X3)
        | equalish(X3,X2) ) ),
    inference(quant_intro,[status(thm)],[107]) ).

tff(109,plain,
    ( ! [X3: $i,X2: $i,X1: $i] :
        ( ~ s1most(X1)
        | ~ s(X1,X2)
        | ~ s(X1,X3)
        | equalish(X3,X2) )
  <=> ! [X3: $i,X2: $i,X1: $i] :
        ( ~ s1most(X1)
        | ~ s(X1,X2)
        | ~ s(X1,X3)
        | equalish(X3,X2) ) ),
    inference(rewrite,[status(thm)],]) ).

tff(110,plain,
    ^ [X3: $i,X2: $i,X1: $i] :
      trans(
        monotonicity(
          trans(
            monotonicity(
              rewrite(
                ( ( equalish(X3,X2)
                  | ~ s1most(X1) )
              <=> ( ~ s1most(X1)
                  | equalish(X3,X2) ) )),
              ( ( equalish(X3,X2)
                | ~ s1most(X1)
                | ~ s(X1,X3) )
            <=> ( ~ s1most(X1)
                | equalish(X3,X2)
                | ~ s(X1,X3) ) )),
            rewrite(
              ( ( ~ s1most(X1)
                | equalish(X3,X2)
                | ~ s(X1,X3) )
            <=> ( ~ s1most(X1)
                | ~ s(X1,X3)
                | equalish(X3,X2) ) )),
            ( ( equalish(X3,X2)
              | ~ s1most(X1)
              | ~ s(X1,X3) )
          <=> ( ~ s1most(X1)
              | ~ s(X1,X3)
              | equalish(X3,X2) ) )),
          ( ( equalish(X3,X2)
            | ~ s1most(X1)
            | ~ s(X1,X3)
            | ~ s(X1,X2) )
        <=> ( ~ s1most(X1)
            | ~ s(X1,X3)
            | equalish(X3,X2)
            | ~ s(X1,X2) ) )),
        rewrite(
          ( ( ~ s1most(X1)
            | ~ s(X1,X3)
            | equalish(X3,X2)
            | ~ s(X1,X2) )
        <=> ( ~ s1most(X1)
            | ~ s(X1,X2)
            | ~ s(X1,X3)
            | equalish(X3,X2) ) )),
        ( ( equalish(X3,X2)
          | ~ s1most(X1)
          | ~ s(X1,X3)
          | ~ s(X1,X2) )
      <=> ( ~ s1most(X1)
          | ~ s(X1,X2)
          | ~ s(X1,X3)
          | equalish(X3,X2) ) )),
    inference(bind,[status(th)],]) ).

tff(111,plain,
    ( ! [X3: $i,X2: $i,X1: $i] :
        ( equalish(X3,X2)
        | ~ s1most(X1)
        | ~ s(X1,X3)
        | ~ s(X1,X2) )
  <=> ! [X3: $i,X2: $i,X1: $i] :
        ( ~ s1most(X1)
        | ~ s(X1,X2)
        | ~ s(X1,X3)
        | equalish(X3,X2) ) ),
    inference(quant_intro,[status(thm)],[110]) ).

tff(112,axiom,
    ! [X3: $i,X2: $i,X1: $i] :
      ( equalish(X3,X2)
      | ~ s1most(X1)
      | ~ s(X1,X3)
      | ~ s(X1,X2) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',clause_10) ).

tff(113,plain,
    ! [X3: $i,X2: $i,X1: $i] :
      ( ~ s1most(X1)
      | ~ s(X1,X2)
      | ~ s(X1,X3)
      | equalish(X3,X2) ),
    inference(modus_ponens,[status(thm)],[112,111]) ).

tff(114,plain,
    ! [X3: $i,X2: $i,X1: $i] :
      ( ~ s1most(X1)
      | ~ s(X1,X2)
      | ~ s(X1,X3)
      | equalish(X3,X2) ),
    inference(modus_ponens,[status(thm)],[113,109]) ).

tff(115,plain,
    ! [X3: $i,X2: $i,X1: $i] :
      ( ~ s1most(X1)
      | ~ s(X1,X2)
      | ~ s(X1,X3)
      | equalish(X3,X2) ),
    inference(skolemize,[status(sab)],[114]) ).

tff(116,plain,
    ! [X3: $i,X2: $i,X1: $i] :
      ( ~ s1most(X1)
      | ~ s(X1,X2)
      | ~ s(X1,X3)
      | equalish(X3,X2) ),
    inference(modus_ponens,[status(thm)],[115,108]) ).

tff(117,plain,
    ( ( ~ ! [X3: $i,X2: $i,X1: $i] :
            ( ~ s1most(X1)
            | ~ s(X1,X2)
            | ~ s(X1,X3)
            | equalish(X3,X2) )
      | ~ s1most(u4r2(exist))
      | ~ s(u4r2(exist),u1r1(u4r2(exist)))
      | ~ s(u4r2(exist),u1r2(u4r2(exist)))
      | equalish(u1r2(u4r2(exist)),u1r1(u4r2(exist))) )
  <=> ( ~ ! [X3: $i,X2: $i,X1: $i] :
            ( ~ s1most(X1)
            | ~ s(X1,X2)
            | ~ s(X1,X3)
            | equalish(X3,X2) )
      | ~ s1most(u4r2(exist))
      | ~ s(u4r2(exist),u1r1(u4r2(exist)))
      | ~ s(u4r2(exist),u1r2(u4r2(exist)))
      | equalish(u1r2(u4r2(exist)),u1r1(u4r2(exist))) ) ),
    inference(rewrite,[status(thm)],]) ).

tff(118,plain,
    ( ~ ! [X3: $i,X2: $i,X1: $i] :
          ( ~ s1most(X1)
          | ~ s(X1,X2)
          | ~ s(X1,X3)
          | equalish(X3,X2) )
    | ~ s1most(u4r2(exist))
    | ~ s(u4r2(exist),u1r1(u4r2(exist)))
    | ~ s(u4r2(exist),u1r2(u4r2(exist)))
    | equalish(u1r2(u4r2(exist)),u1r1(u4r2(exist))) ),
    inference(quant_inst,[status(thm)],]) ).

tff(119,plain,
    ( ~ ! [X3: $i,X2: $i,X1: $i] :
          ( ~ s1most(X1)
          | ~ s(X1,X2)
          | ~ s(X1,X3)
          | equalish(X3,X2) )
    | ~ s1most(u4r2(exist))
    | ~ s(u4r2(exist),u1r1(u4r2(exist)))
    | ~ s(u4r2(exist),u1r2(u4r2(exist)))
    | equalish(u1r2(u4r2(exist)),u1r1(u4r2(exist))) ),
    inference(modus_ponens,[status(thm)],[118,117]) ).

tff(120,plain,
    $false,
    inference(unit_resolution,[status(thm)],[119,116,106,81,67,53]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.03/0.13  % Problem  : KRS002-1 : TPTP v8.1.0. Released v2.0.0.
% 0.03/0.14  % Command  : z3_tptp -proof -model -t:%d -file:%s
% 0.13/0.35  % Computer : n028.cluster.edu
% 0.13/0.35  % Model    : x86_64 x86_64
% 0.13/0.35  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.13/0.35  % Memory   : 8042.1875MB
% 0.13/0.35  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.13/0.35  % CPULimit : 300
% 0.13/0.35  % WCLimit  : 300
% 0.13/0.35  % DateTime : Thu Sep  1 09:23:36 EDT 2022
% 0.13/0.35  % CPUTime  : 
% 0.13/0.35  Z3tptp [4.8.9.0] (c) 2006-20**. Microsoft Corp.
% 0.13/0.35  Usage: tptp [options] [-file:]file
% 0.13/0.35    -h, -?       prints this message.
% 0.13/0.35    -smt2        print SMT-LIB2 benchmark.
% 0.13/0.35    -m, -model   generate model.
% 0.13/0.35    -p, -proof   generate proof.
% 0.13/0.35    -c, -core    generate unsat core of named formulas.
% 0.13/0.35    -st, -statistics display statistics.
% 0.13/0.35    -t:timeout   set timeout (in second).
% 0.13/0.35    -smt2status  display status in smt2 format instead of SZS.
% 0.13/0.35    -check_status check the status produced by Z3 against annotation in benchmark.
% 0.13/0.35    -<param>:<value> configuration parameter and value.
% 0.13/0.35    -o:<output-file> file to place output in.
% 0.20/0.40  % SZS status Unsatisfiable
% 0.20/0.40  % SZS output start Proof
% See solution above
%------------------------------------------------------------------------------