TSTP Solution File: COM021+1 by Metis---2.4

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Metis---2.4
% Problem  : COM021+1 : TPTP v8.1.0. Released v4.0.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : metis --show proof --show saturation %s

% Computer : n012.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 : Fri Jul 15 01:32:34 EDT 2022

% Result   : Theorem 261.39s 261.60s
% Output   : CNFRefutation 261.39s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   38
%            Number of leaves      :   14
% Syntax   : Number of formulae    :  143 (  39 unt;   3 def)
%            Number of atoms       :  531 (  36 equ)
%            Maximal formula atoms :   30 (   3 avg)
%            Number of connectives :  707 ( 319   ~; 332   |;  42   &)
%                                         (   9 <=>;   5  =>;   0  <=;   0 <~>)
%            Maximal formula depth :   16 (   4 avg)
%            Maximal term depth    :    2 (   1 avg)
%            Number of predicates  :    9 (   6 usr;   1 prp; 0-3 aty)
%            Number of functors    :   11 (  11 usr;   9 con; 0-3 aty)
%            Number of variables   :  134 (   1 sgn  77   !;   4   ?)

% Comments : 
%------------------------------------------------------------------------------
fof(mTCDef,definition,
    ! [W0,W1,W2] :
      ( ( aElement0(W0)
        & aRewritingSystem0(W1)
        & aElement0(W2) )
     => ( sdtmndtplgtdt0(W0,W1,W2)
      <=> ( aReductOfIn0(W2,W0,W1)
          | ? [W3] :
              ( aElement0(W3)
              & aReductOfIn0(W3,W0,W1)
              & sdtmndtplgtdt0(W3,W1,W2) ) ) ) ) ).

fof(mTCRDef,definition,
    ! [W0,W1,W2] :
      ( ( aElement0(W0)
        & aRewritingSystem0(W1)
        & aElement0(W2) )
     => ( sdtmndtasgtdt0(W0,W1,W2)
      <=> ( W0 = W2
          | sdtmndtplgtdt0(W0,W1,W2) ) ) ) ).

fof(mTCRTrans,axiom,
    ! [W0,W1,W2,W3] :
      ( ( aElement0(W0)
        & aRewritingSystem0(W1)
        & aElement0(W2)
        & aElement0(W3) )
     => ( ( sdtmndtasgtdt0(W0,W1,W2)
          & sdtmndtasgtdt0(W2,W1,W3) )
       => sdtmndtasgtdt0(W0,W1,W3) ) ) ).

fof(mNFRDef,definition,
    ! [W0,W1] :
      ( ( aElement0(W0)
        & aRewritingSystem0(W1) )
     => ! [W2] :
          ( aNormalFormOfIn0(W2,W0,W1)
        <=> ( aElement0(W2)
            & sdtmndtasgtdt0(W0,W1,W2)
            & ~ ? [W3] : aReductOfIn0(W3,W2,W1) ) ) ) ).

fof(m__656,hypothesis,
    aRewritingSystem0(xR) ).

fof(m__731,hypothesis,
    ( aElement0(xa)
    & aElement0(xb)
    & aElement0(xc) ) ).

fof(m__755,hypothesis,
    ( aElement0(xu)
    & aReductOfIn0(xu,xa,xR)
    & sdtmndtasgtdt0(xu,xR,xb) ) ).

fof(m__799,hypothesis,
    ( aElement0(xw)
    & sdtmndtasgtdt0(xu,xR,xw)
    & sdtmndtasgtdt0(xv,xR,xw) ) ).

fof(m__818,hypothesis,
    aNormalFormOfIn0(xd,xw,xR) ).

fof(m__850,hypothesis,
    ( aElement0(xx)
    & sdtmndtasgtdt0(xb,xR,xx)
    & sdtmndtasgtdt0(xd,xR,xx) ) ).

fof(m__,conjecture,
    sdtmndtasgtdt0(xb,xR,xd) ).

fof(subgoal_0,plain,
    sdtmndtasgtdt0(xb,xR,xd),
    inference(strip,[],[m__]) ).

fof(negate_0_0,plain,
    ~ sdtmndtasgtdt0(xb,xR,xd),
    inference(negate,[],[subgoal_0]) ).

fof(normalize_0_0,plain,
    ( aElement0(xx)
    & sdtmndtasgtdt0(xb,xR,xx)
    & sdtmndtasgtdt0(xd,xR,xx) ),
    inference(canonicalize,[],[m__850]) ).

fof(normalize_0_1,plain,
    sdtmndtasgtdt0(xb,xR,xx),
    inference(conjunct,[],[normalize_0_0]) ).

fof(normalize_0_2,plain,
    aNormalFormOfIn0(xd,xw,xR),
    inference(canonicalize,[],[m__818]) ).

fof(normalize_0_3,plain,
    ! [W0,W1] :
      ( ~ aElement0(W0)
      | ~ aRewritingSystem0(W1)
      | ! [W2] :
          ( ~ aNormalFormOfIn0(W2,W0,W1)
        <=> ( ~ aElement0(W2)
            | ~ sdtmndtasgtdt0(W0,W1,W2)
            | ? [W3] : aReductOfIn0(W3,W2,W1) ) ) ),
    inference(canonicalize,[],[mNFRDef]) ).

fof(normalize_0_4,plain,
    ! [W0,W1] :
      ( ~ aElement0(W0)
      | ~ aRewritingSystem0(W1)
      | ! [W2] :
          ( ~ aNormalFormOfIn0(W2,W0,W1)
        <=> ( ~ aElement0(W2)
            | ~ sdtmndtasgtdt0(W0,W1,W2)
            | ? [W3] : aReductOfIn0(W3,W2,W1) ) ) ),
    inference(specialize,[],[normalize_0_3]) ).

fof(normalize_0_5,plain,
    ! [W0,W1,W2,W3] :
      ( ( ~ aElement0(W0)
        | ~ aNormalFormOfIn0(W2,W0,W1)
        | ~ aReductOfIn0(W3,W2,W1)
        | ~ aRewritingSystem0(W1) )
      & ( ~ aElement0(W0)
        | ~ aNormalFormOfIn0(W2,W0,W1)
        | ~ aRewritingSystem0(W1)
        | aElement0(W2) )
      & ( ~ aElement0(W0)
        | ~ aNormalFormOfIn0(W2,W0,W1)
        | ~ aRewritingSystem0(W1)
        | sdtmndtasgtdt0(W0,W1,W2) )
      & ( ~ aElement0(W0)
        | ~ aElement0(W2)
        | ~ aRewritingSystem0(W1)
        | ~ sdtmndtasgtdt0(W0,W1,W2)
        | aNormalFormOfIn0(W2,W0,W1)
        | aReductOfIn0(skolemFOFtoCNF_W3_3(W1,W2),W2,W1) ) ),
    inference(clausify,[],[normalize_0_4]) ).

fof(normalize_0_6,plain,
    ! [W0,W1,W2,W3] :
      ( ~ aElement0(W0)
      | ~ aNormalFormOfIn0(W2,W0,W1)
      | ~ aReductOfIn0(W3,W2,W1)
      | ~ aRewritingSystem0(W1) ),
    inference(conjunct,[],[normalize_0_5]) ).

fof(normalize_0_7,plain,
    ! [W0,W1,W2] :
      ( ~ aElement0(W0)
      | ~ aNormalFormOfIn0(W2,W0,W1)
      | ~ aRewritingSystem0(W1)
      | sdtmndtasgtdt0(W0,W1,W2) ),
    inference(conjunct,[],[normalize_0_5]) ).

fof(normalize_0_8,plain,
    ( aElement0(xw)
    & sdtmndtasgtdt0(xu,xR,xw)
    & sdtmndtasgtdt0(xv,xR,xw) ),
    inference(canonicalize,[],[m__799]) ).

fof(normalize_0_9,plain,
    aElement0(xw),
    inference(conjunct,[],[normalize_0_8]) ).

fof(normalize_0_10,plain,
    aRewritingSystem0(xR),
    inference(canonicalize,[],[m__656]) ).

fof(normalize_0_11,plain,
    ! [W0,W1,W2,W3] :
      ( ~ aElement0(W0)
      | ~ aElement0(W2)
      | ~ aElement0(W3)
      | ~ aRewritingSystem0(W1)
      | ~ sdtmndtasgtdt0(W0,W1,W2)
      | ~ sdtmndtasgtdt0(W2,W1,W3)
      | sdtmndtasgtdt0(W0,W1,W3) ),
    inference(canonicalize,[],[mTCRTrans]) ).

fof(normalize_0_12,plain,
    ! [W0,W1,W2,W3] :
      ( ~ aElement0(W0)
      | ~ aElement0(W2)
      | ~ aElement0(W3)
      | ~ aRewritingSystem0(W1)
      | ~ sdtmndtasgtdt0(W0,W1,W2)
      | ~ sdtmndtasgtdt0(W2,W1,W3)
      | sdtmndtasgtdt0(W0,W1,W3) ),
    inference(specialize,[],[normalize_0_11]) ).

fof(normalize_0_13,plain,
    ! [W0,W1,W2] :
      ( ~ aElement0(W0)
      | ~ aNormalFormOfIn0(W2,W0,W1)
      | ~ aRewritingSystem0(W1)
      | aElement0(W2) ),
    inference(conjunct,[],[normalize_0_5]) ).

fof(normalize_0_14,plain,
    ( aElement0(xu)
    & aReductOfIn0(xu,xa,xR)
    & sdtmndtasgtdt0(xu,xR,xb) ),
    inference(canonicalize,[],[m__755]) ).

fof(normalize_0_15,plain,
    aReductOfIn0(xu,xa,xR),
    inference(conjunct,[],[normalize_0_14]) ).

fof(normalize_0_16,plain,
    ! [W0,W1,W2] :
      ( ~ aElement0(W0)
      | ~ aElement0(W2)
      | ~ aRewritingSystem0(W1)
      | ( ~ sdtmndtplgtdt0(W0,W1,W2)
      <=> ( ~ aReductOfIn0(W2,W0,W1)
          & ! [W3] :
              ( ~ aElement0(W3)
              | ~ aReductOfIn0(W3,W0,W1)
              | ~ sdtmndtplgtdt0(W3,W1,W2) ) ) ) ),
    inference(canonicalize,[],[mTCDef]) ).

fof(normalize_0_17,plain,
    ! [W0,W1,W2] :
      ( ~ aElement0(W0)
      | ~ aElement0(W2)
      | ~ aRewritingSystem0(W1)
      | ( ~ sdtmndtplgtdt0(W0,W1,W2)
      <=> ( ~ aReductOfIn0(W2,W0,W1)
          & ! [W3] :
              ( ~ aElement0(W3)
              | ~ aReductOfIn0(W3,W0,W1)
              | ~ sdtmndtplgtdt0(W3,W1,W2) ) ) ) ),
    inference(specialize,[],[normalize_0_16]) ).

fof(normalize_0_18,plain,
    ! [W0,W1,W2,W3] :
      ( ( ~ aElement0(W0)
        | ~ aElement0(W2)
        | ~ aReductOfIn0(W2,W0,W1)
        | ~ aRewritingSystem0(W1)
        | sdtmndtplgtdt0(W0,W1,W2) )
      & ( ~ aElement0(W0)
        | ~ aElement0(W2)
        | ~ aRewritingSystem0(W1)
        | ~ sdtmndtplgtdt0(W0,W1,W2)
        | aElement0(skolemFOFtoCNF_W3(W0,W1,W2))
        | aReductOfIn0(W2,W0,W1) )
      & ( ~ aElement0(W0)
        | ~ aElement0(W2)
        | ~ aRewritingSystem0(W1)
        | ~ sdtmndtplgtdt0(W0,W1,W2)
        | aReductOfIn0(W2,W0,W1)
        | aReductOfIn0(skolemFOFtoCNF_W3(W0,W1,W2),W0,W1) )
      & ( ~ aElement0(W0)
        | ~ aElement0(W2)
        | ~ aRewritingSystem0(W1)
        | ~ sdtmndtplgtdt0(W0,W1,W2)
        | aReductOfIn0(W2,W0,W1)
        | sdtmndtplgtdt0(skolemFOFtoCNF_W3(W0,W1,W2),W1,W2) )
      & ( ~ aElement0(W0)
        | ~ aElement0(W2)
        | ~ aElement0(W3)
        | ~ aReductOfIn0(W3,W0,W1)
        | ~ aRewritingSystem0(W1)
        | ~ sdtmndtplgtdt0(W3,W1,W2)
        | sdtmndtplgtdt0(W0,W1,W2) ) ),
    inference(clausify,[],[normalize_0_17]) ).

fof(normalize_0_19,plain,
    ! [W0,W1,W2] :
      ( ~ aElement0(W0)
      | ~ aElement0(W2)
      | ~ aReductOfIn0(W2,W0,W1)
      | ~ aRewritingSystem0(W1)
      | sdtmndtplgtdt0(W0,W1,W2) ),
    inference(conjunct,[],[normalize_0_18]) ).

fof(normalize_0_20,plain,
    ( aElement0(xa)
    & aElement0(xb)
    & aElement0(xc) ),
    inference(canonicalize,[],[m__731]) ).

fof(normalize_0_21,plain,
    aElement0(xa),
    inference(conjunct,[],[normalize_0_20]) ).

fof(normalize_0_22,plain,
    aElement0(xu),
    inference(conjunct,[],[normalize_0_14]) ).

fof(normalize_0_23,plain,
    ! [W0,W1,W2] :
      ( ~ aElement0(W0)
      | ~ aElement0(W2)
      | ~ aRewritingSystem0(W1)
      | ( ~ sdtmndtasgtdt0(W0,W1,W2)
      <=> ( W0 != W2
          & ~ sdtmndtplgtdt0(W0,W1,W2) ) ) ),
    inference(canonicalize,[],[mTCRDef]) ).

fof(normalize_0_24,plain,
    ! [W0,W1,W2] :
      ( ~ aElement0(W0)
      | ~ aElement0(W2)
      | ~ aRewritingSystem0(W1)
      | ( ~ sdtmndtasgtdt0(W0,W1,W2)
      <=> ( W0 != W2
          & ~ sdtmndtplgtdt0(W0,W1,W2) ) ) ),
    inference(specialize,[],[normalize_0_23]) ).

fof(normalize_0_25,plain,
    ! [W0,W1,W2] :
      ( ( W0 != W2
        | ~ aElement0(W0)
        | ~ aElement0(W2)
        | ~ aRewritingSystem0(W1)
        | sdtmndtasgtdt0(W0,W1,W2) )
      & ( ~ aElement0(W0)
        | ~ aElement0(W2)
        | ~ aRewritingSystem0(W1)
        | ~ sdtmndtplgtdt0(W0,W1,W2)
        | sdtmndtasgtdt0(W0,W1,W2) )
      & ( ~ aElement0(W0)
        | ~ aElement0(W2)
        | ~ aRewritingSystem0(W1)
        | ~ sdtmndtasgtdt0(W0,W1,W2)
        | W0 = W2
        | sdtmndtplgtdt0(W0,W1,W2) ) ),
    inference(clausify,[],[normalize_0_24]) ).

fof(normalize_0_26,plain,
    ! [W0,W1,W2] :
      ( ~ aElement0(W0)
      | ~ aElement0(W2)
      | ~ aRewritingSystem0(W1)
      | ~ sdtmndtplgtdt0(W0,W1,W2)
      | sdtmndtasgtdt0(W0,W1,W2) ),
    inference(conjunct,[],[normalize_0_25]) ).

fof(normalize_0_27,plain,
    sdtmndtasgtdt0(xu,xR,xw),
    inference(conjunct,[],[normalize_0_8]) ).

fof(normalize_0_28,plain,
    ! [W0,W1,W2] :
      ( ~ aElement0(W0)
      | ~ aElement0(W2)
      | ~ aRewritingSystem0(W1)
      | ~ sdtmndtasgtdt0(W0,W1,W2)
      | aNormalFormOfIn0(W2,W0,W1)
      | aReductOfIn0(skolemFOFtoCNF_W3_3(W1,W2),W2,W1) ),
    inference(conjunct,[],[normalize_0_5]) ).

fof(normalize_0_29,plain,
    sdtmndtasgtdt0(xd,xR,xx),
    inference(conjunct,[],[normalize_0_0]) ).

fof(normalize_0_30,plain,
    ! [W0,W1,W2] :
      ( ~ aElement0(W0)
      | ~ aElement0(W2)
      | ~ aRewritingSystem0(W1)
      | ~ sdtmndtasgtdt0(W0,W1,W2)
      | W0 = W2
      | sdtmndtplgtdt0(W0,W1,W2) ),
    inference(conjunct,[],[normalize_0_25]) ).

fof(normalize_0_31,plain,
    aElement0(xx),
    inference(conjunct,[],[normalize_0_0]) ).

fof(normalize_0_32,plain,
    ! [W0,W1,W2] :
      ( ~ aElement0(W0)
      | ~ aElement0(W2)
      | ~ aRewritingSystem0(W1)
      | ~ sdtmndtplgtdt0(W0,W1,W2)
      | aReductOfIn0(W2,W0,W1)
      | aReductOfIn0(skolemFOFtoCNF_W3(W0,W1,W2),W0,W1) ),
    inference(conjunct,[],[normalize_0_18]) ).

fof(normalize_0_33,plain,
    ~ sdtmndtasgtdt0(xb,xR,xd),
    inference(canonicalize,[],[negate_0_0]) ).

cnf(refute_0_0,plain,
    sdtmndtasgtdt0(xb,xR,xx),
    inference(canonicalize,[],[normalize_0_1]) ).

cnf(refute_0_1,plain,
    aNormalFormOfIn0(xd,xw,xR),
    inference(canonicalize,[],[normalize_0_2]) ).

cnf(refute_0_2,plain,
    ( ~ aElement0(W0)
    | ~ aNormalFormOfIn0(W2,W0,W1)
    | ~ aReductOfIn0(W3,W2,W1)
    | ~ aRewritingSystem0(W1) ),
    inference(canonicalize,[],[normalize_0_6]) ).

cnf(refute_0_3,plain,
    ( ~ aElement0(W0)
    | ~ aNormalFormOfIn0(xd,W0,xR)
    | ~ aReductOfIn0(skolemFOFtoCNF_W3_3(xR,xd),xd,xR)
    | ~ aRewritingSystem0(xR) ),
    inference(subst,[],[refute_0_2:[bind(W1,$fot(xR)),bind(W2,$fot(xd)),bind(W3,$fot(skolemFOFtoCNF_W3_3(xR,xd)))]]) ).

cnf(refute_0_4,plain,
    ( ~ aElement0(W0)
    | ~ aNormalFormOfIn0(W2,W0,W1)
    | ~ aRewritingSystem0(W1)
    | sdtmndtasgtdt0(W0,W1,W2) ),
    inference(canonicalize,[],[normalize_0_7]) ).

cnf(refute_0_5,plain,
    ( ~ aElement0(xw)
    | ~ aNormalFormOfIn0(xd,xw,xR)
    | ~ aRewritingSystem0(xR)
    | sdtmndtasgtdt0(xw,xR,xd) ),
    inference(subst,[],[refute_0_4:[bind(W0,$fot(xw)),bind(W1,$fot(xR)),bind(W2,$fot(xd))]]) ).

cnf(refute_0_6,plain,
    ( ~ aElement0(xw)
    | ~ aRewritingSystem0(xR)
    | sdtmndtasgtdt0(xw,xR,xd) ),
    inference(resolve,[$cnf( aNormalFormOfIn0(xd,xw,xR) )],[refute_0_1,refute_0_5]) ).

cnf(refute_0_7,plain,
    aElement0(xw),
    inference(canonicalize,[],[normalize_0_9]) ).

cnf(refute_0_8,plain,
    ( ~ aRewritingSystem0(xR)
    | sdtmndtasgtdt0(xw,xR,xd) ),
    inference(resolve,[$cnf( aElement0(xw) )],[refute_0_7,refute_0_6]) ).

cnf(refute_0_9,plain,
    aRewritingSystem0(xR),
    inference(canonicalize,[],[normalize_0_10]) ).

cnf(refute_0_10,plain,
    sdtmndtasgtdt0(xw,xR,xd),
    inference(resolve,[$cnf( aRewritingSystem0(xR) )],[refute_0_9,refute_0_8]) ).

cnf(refute_0_11,plain,
    ( ~ aElement0(W0)
    | ~ aElement0(W2)
    | ~ aElement0(W3)
    | ~ aRewritingSystem0(W1)
    | ~ sdtmndtasgtdt0(W0,W1,W2)
    | ~ sdtmndtasgtdt0(W2,W1,W3)
    | sdtmndtasgtdt0(W0,W1,W3) ),
    inference(canonicalize,[],[normalize_0_12]) ).

cnf(refute_0_12,plain,
    ( ~ aElement0(X_471)
    | ~ aElement0(xd)
    | ~ aElement0(xw)
    | ~ aRewritingSystem0(xR)
    | ~ sdtmndtasgtdt0(X_471,xR,xw)
    | ~ sdtmndtasgtdt0(xw,xR,xd)
    | sdtmndtasgtdt0(X_471,xR,xd) ),
    inference(subst,[],[refute_0_11:[bind(W0,$fot(X_471)),bind(W1,$fot(xR)),bind(W2,$fot(xw)),bind(W3,$fot(xd))]]) ).

cnf(refute_0_13,plain,
    ( ~ aElement0(X_471)
    | ~ aElement0(xd)
    | ~ aElement0(xw)
    | ~ aRewritingSystem0(xR)
    | ~ sdtmndtasgtdt0(X_471,xR,xw)
    | sdtmndtasgtdt0(X_471,xR,xd) ),
    inference(resolve,[$cnf( sdtmndtasgtdt0(xw,xR,xd) )],[refute_0_10,refute_0_12]) ).

cnf(refute_0_14,plain,
    ( ~ aElement0(W0)
    | ~ aNormalFormOfIn0(W2,W0,W1)
    | ~ aRewritingSystem0(W1)
    | aElement0(W2) ),
    inference(canonicalize,[],[normalize_0_13]) ).

cnf(refute_0_15,plain,
    ( ~ aElement0(xw)
    | ~ aNormalFormOfIn0(xd,xw,xR)
    | ~ aRewritingSystem0(xR)
    | aElement0(xd) ),
    inference(subst,[],[refute_0_14:[bind(W0,$fot(xw)),bind(W1,$fot(xR)),bind(W2,$fot(xd))]]) ).

cnf(refute_0_16,plain,
    ( ~ aElement0(xw)
    | ~ aRewritingSystem0(xR)
    | aElement0(xd) ),
    inference(resolve,[$cnf( aNormalFormOfIn0(xd,xw,xR) )],[refute_0_1,refute_0_15]) ).

cnf(refute_0_17,plain,
    ( ~ aRewritingSystem0(xR)
    | aElement0(xd) ),
    inference(resolve,[$cnf( aElement0(xw) )],[refute_0_7,refute_0_16]) ).

cnf(refute_0_18,plain,
    aElement0(xd),
    inference(resolve,[$cnf( aRewritingSystem0(xR) )],[refute_0_9,refute_0_17]) ).

cnf(refute_0_19,plain,
    ( ~ aElement0(X_471)
    | ~ aElement0(xw)
    | ~ aRewritingSystem0(xR)
    | ~ sdtmndtasgtdt0(X_471,xR,xw)
    | sdtmndtasgtdt0(X_471,xR,xd) ),
    inference(resolve,[$cnf( aElement0(xd) )],[refute_0_18,refute_0_13]) ).

cnf(refute_0_20,plain,
    ( ~ aElement0(X_471)
    | ~ aRewritingSystem0(xR)
    | ~ sdtmndtasgtdt0(X_471,xR,xw)
    | sdtmndtasgtdt0(X_471,xR,xd) ),
    inference(resolve,[$cnf( aElement0(xw) )],[refute_0_7,refute_0_19]) ).

cnf(refute_0_21,plain,
    ( ~ aElement0(X_471)
    | ~ sdtmndtasgtdt0(X_471,xR,xw)
    | sdtmndtasgtdt0(X_471,xR,xd) ),
    inference(resolve,[$cnf( aRewritingSystem0(xR) )],[refute_0_9,refute_0_20]) ).

cnf(refute_0_22,plain,
    ( ~ aElement0(xa)
    | ~ sdtmndtasgtdt0(xa,xR,xw)
    | sdtmndtasgtdt0(xa,xR,xd) ),
    inference(subst,[],[refute_0_21:[bind(X_471,$fot(xa))]]) ).

cnf(refute_0_23,plain,
    aReductOfIn0(xu,xa,xR),
    inference(canonicalize,[],[normalize_0_15]) ).

cnf(refute_0_24,plain,
    ( ~ aElement0(W0)
    | ~ aElement0(W2)
    | ~ aReductOfIn0(W2,W0,W1)
    | ~ aRewritingSystem0(W1)
    | sdtmndtplgtdt0(W0,W1,W2) ),
    inference(canonicalize,[],[normalize_0_19]) ).

cnf(refute_0_25,plain,
    ( ~ aElement0(xa)
    | ~ aElement0(xu)
    | ~ aReductOfIn0(xu,xa,xR)
    | ~ aRewritingSystem0(xR)
    | sdtmndtplgtdt0(xa,xR,xu) ),
    inference(subst,[],[refute_0_24:[bind(W0,$fot(xa)),bind(W1,$fot(xR)),bind(W2,$fot(xu))]]) ).

cnf(refute_0_26,plain,
    ( ~ aElement0(xa)
    | ~ aElement0(xu)
    | ~ aRewritingSystem0(xR)
    | sdtmndtplgtdt0(xa,xR,xu) ),
    inference(resolve,[$cnf( aReductOfIn0(xu,xa,xR) )],[refute_0_23,refute_0_25]) ).

cnf(refute_0_27,plain,
    aElement0(xa),
    inference(canonicalize,[],[normalize_0_21]) ).

cnf(refute_0_28,plain,
    ( ~ aElement0(xu)
    | ~ aRewritingSystem0(xR)
    | sdtmndtplgtdt0(xa,xR,xu) ),
    inference(resolve,[$cnf( aElement0(xa) )],[refute_0_27,refute_0_26]) ).

cnf(refute_0_29,plain,
    aElement0(xu),
    inference(canonicalize,[],[normalize_0_22]) ).

cnf(refute_0_30,plain,
    ( ~ aRewritingSystem0(xR)
    | sdtmndtplgtdt0(xa,xR,xu) ),
    inference(resolve,[$cnf( aElement0(xu) )],[refute_0_29,refute_0_28]) ).

cnf(refute_0_31,plain,
    sdtmndtplgtdt0(xa,xR,xu),
    inference(resolve,[$cnf( aRewritingSystem0(xR) )],[refute_0_9,refute_0_30]) ).

cnf(refute_0_32,plain,
    ( ~ aElement0(W0)
    | ~ aElement0(W2)
    | ~ aRewritingSystem0(W1)
    | ~ sdtmndtplgtdt0(W0,W1,W2)
    | sdtmndtasgtdt0(W0,W1,W2) ),
    inference(canonicalize,[],[normalize_0_26]) ).

cnf(refute_0_33,plain,
    ( ~ aElement0(xa)
    | ~ aElement0(xu)
    | ~ aRewritingSystem0(xR)
    | ~ sdtmndtplgtdt0(xa,xR,xu)
    | sdtmndtasgtdt0(xa,xR,xu) ),
    inference(subst,[],[refute_0_32:[bind(W0,$fot(xa)),bind(W1,$fot(xR)),bind(W2,$fot(xu))]]) ).

cnf(refute_0_34,plain,
    ( ~ aElement0(xa)
    | ~ aElement0(xu)
    | ~ aRewritingSystem0(xR)
    | sdtmndtasgtdt0(xa,xR,xu) ),
    inference(resolve,[$cnf( sdtmndtplgtdt0(xa,xR,xu) )],[refute_0_31,refute_0_33]) ).

cnf(refute_0_35,plain,
    ( ~ aElement0(xu)
    | ~ aRewritingSystem0(xR)
    | sdtmndtasgtdt0(xa,xR,xu) ),
    inference(resolve,[$cnf( aElement0(xa) )],[refute_0_27,refute_0_34]) ).

cnf(refute_0_36,plain,
    ( ~ aRewritingSystem0(xR)
    | sdtmndtasgtdt0(xa,xR,xu) ),
    inference(resolve,[$cnf( aElement0(xu) )],[refute_0_29,refute_0_35]) ).

cnf(refute_0_37,plain,
    sdtmndtasgtdt0(xa,xR,xu),
    inference(resolve,[$cnf( aRewritingSystem0(xR) )],[refute_0_9,refute_0_36]) ).

cnf(refute_0_38,plain,
    sdtmndtasgtdt0(xu,xR,xw),
    inference(canonicalize,[],[normalize_0_27]) ).

cnf(refute_0_39,plain,
    ( ~ aElement0(X_471)
    | ~ aElement0(xu)
    | ~ aElement0(xw)
    | ~ aRewritingSystem0(xR)
    | ~ sdtmndtasgtdt0(X_471,xR,xu)
    | ~ sdtmndtasgtdt0(xu,xR,xw)
    | sdtmndtasgtdt0(X_471,xR,xw) ),
    inference(subst,[],[refute_0_11:[bind(W0,$fot(X_471)),bind(W1,$fot(xR)),bind(W2,$fot(xu)),bind(W3,$fot(xw))]]) ).

cnf(refute_0_40,plain,
    ( ~ aElement0(X_471)
    | ~ aElement0(xu)
    | ~ aElement0(xw)
    | ~ aRewritingSystem0(xR)
    | ~ sdtmndtasgtdt0(X_471,xR,xu)
    | sdtmndtasgtdt0(X_471,xR,xw) ),
    inference(resolve,[$cnf( sdtmndtasgtdt0(xu,xR,xw) )],[refute_0_38,refute_0_39]) ).

cnf(refute_0_41,plain,
    ( ~ aElement0(X_471)
    | ~ aElement0(xw)
    | ~ aRewritingSystem0(xR)
    | ~ sdtmndtasgtdt0(X_471,xR,xu)
    | sdtmndtasgtdt0(X_471,xR,xw) ),
    inference(resolve,[$cnf( aElement0(xu) )],[refute_0_29,refute_0_40]) ).

cnf(refute_0_42,plain,
    ( ~ aElement0(X_471)
    | ~ aRewritingSystem0(xR)
    | ~ sdtmndtasgtdt0(X_471,xR,xu)
    | sdtmndtasgtdt0(X_471,xR,xw) ),
    inference(resolve,[$cnf( aElement0(xw) )],[refute_0_7,refute_0_41]) ).

cnf(refute_0_43,plain,
    ( ~ aElement0(X_471)
    | ~ sdtmndtasgtdt0(X_471,xR,xu)
    | sdtmndtasgtdt0(X_471,xR,xw) ),
    inference(resolve,[$cnf( aRewritingSystem0(xR) )],[refute_0_9,refute_0_42]) ).

cnf(refute_0_44,plain,
    ( ~ aElement0(xa)
    | ~ sdtmndtasgtdt0(xa,xR,xu)
    | sdtmndtasgtdt0(xa,xR,xw) ),
    inference(subst,[],[refute_0_43:[bind(X_471,$fot(xa))]]) ).

cnf(refute_0_45,plain,
    ( ~ aElement0(xa)
    | sdtmndtasgtdt0(xa,xR,xw) ),
    inference(resolve,[$cnf( sdtmndtasgtdt0(xa,xR,xu) )],[refute_0_37,refute_0_44]) ).

cnf(refute_0_46,plain,
    sdtmndtasgtdt0(xa,xR,xw),
    inference(resolve,[$cnf( aElement0(xa) )],[refute_0_27,refute_0_45]) ).

cnf(refute_0_47,plain,
    ( ~ aElement0(xa)
    | sdtmndtasgtdt0(xa,xR,xd) ),
    inference(resolve,[$cnf( sdtmndtasgtdt0(xa,xR,xw) )],[refute_0_46,refute_0_22]) ).

cnf(refute_0_48,plain,
    sdtmndtasgtdt0(xa,xR,xd),
    inference(resolve,[$cnf( aElement0(xa) )],[refute_0_27,refute_0_47]) ).

cnf(refute_0_49,plain,
    ( ~ aElement0(W0)
    | ~ aElement0(W2)
    | ~ aRewritingSystem0(W1)
    | ~ sdtmndtasgtdt0(W0,W1,W2)
    | aNormalFormOfIn0(W2,W0,W1)
    | aReductOfIn0(skolemFOFtoCNF_W3_3(W1,W2),W2,W1) ),
    inference(canonicalize,[],[normalize_0_28]) ).

cnf(refute_0_50,plain,
    ( ~ aElement0(xa)
    | ~ aElement0(xd)
    | ~ aRewritingSystem0(xR)
    | ~ sdtmndtasgtdt0(xa,xR,xd)
    | aNormalFormOfIn0(xd,xa,xR)
    | aReductOfIn0(skolemFOFtoCNF_W3_3(xR,xd),xd,xR) ),
    inference(subst,[],[refute_0_49:[bind(W0,$fot(xa)),bind(W1,$fot(xR)),bind(W2,$fot(xd))]]) ).

cnf(refute_0_51,plain,
    ( ~ aElement0(xa)
    | ~ aElement0(xd)
    | ~ aRewritingSystem0(xR)
    | aNormalFormOfIn0(xd,xa,xR)
    | aReductOfIn0(skolemFOFtoCNF_W3_3(xR,xd),xd,xR) ),
    inference(resolve,[$cnf( sdtmndtasgtdt0(xa,xR,xd) )],[refute_0_48,refute_0_50]) ).

cnf(refute_0_52,plain,
    ( ~ aElement0(xd)
    | ~ aRewritingSystem0(xR)
    | aNormalFormOfIn0(xd,xa,xR)
    | aReductOfIn0(skolemFOFtoCNF_W3_3(xR,xd),xd,xR) ),
    inference(resolve,[$cnf( aElement0(xa) )],[refute_0_27,refute_0_51]) ).

cnf(refute_0_53,plain,
    ( ~ aRewritingSystem0(xR)
    | aNormalFormOfIn0(xd,xa,xR)
    | aReductOfIn0(skolemFOFtoCNF_W3_3(xR,xd),xd,xR) ),
    inference(resolve,[$cnf( aElement0(xd) )],[refute_0_18,refute_0_52]) ).

cnf(refute_0_54,plain,
    ( aNormalFormOfIn0(xd,xa,xR)
    | aReductOfIn0(skolemFOFtoCNF_W3_3(xR,xd),xd,xR) ),
    inference(resolve,[$cnf( aRewritingSystem0(xR) )],[refute_0_9,refute_0_53]) ).

cnf(refute_0_55,plain,
    ( ~ aElement0(W0)
    | ~ aNormalFormOfIn0(xd,W0,xR)
    | ~ aRewritingSystem0(xR)
    | aNormalFormOfIn0(xd,xa,xR) ),
    inference(resolve,[$cnf( aReductOfIn0(skolemFOFtoCNF_W3_3(xR,xd),xd,xR) )],[refute_0_54,refute_0_3]) ).

cnf(refute_0_56,plain,
    ( ~ aElement0(W0)
    | ~ aNormalFormOfIn0(xd,W0,xR)
    | aNormalFormOfIn0(xd,xa,xR) ),
    inference(resolve,[$cnf( aRewritingSystem0(xR) )],[refute_0_9,refute_0_55]) ).

cnf(refute_0_57,plain,
    ( ~ aElement0(xw)
    | ~ aNormalFormOfIn0(xd,xw,xR)
    | aNormalFormOfIn0(xd,xa,xR) ),
    inference(subst,[],[refute_0_56:[bind(W0,$fot(xw))]]) ).

cnf(refute_0_58,plain,
    ( ~ aElement0(xw)
    | aNormalFormOfIn0(xd,xa,xR) ),
    inference(resolve,[$cnf( aNormalFormOfIn0(xd,xw,xR) )],[refute_0_1,refute_0_57]) ).

cnf(refute_0_59,plain,
    aNormalFormOfIn0(xd,xa,xR),
    inference(resolve,[$cnf( aElement0(xw) )],[refute_0_7,refute_0_58]) ).

cnf(refute_0_60,plain,
    ( ~ aElement0(W0)
    | ~ aNormalFormOfIn0(xd,W0,xR)
    | ~ aReductOfIn0(xx,xd,xR)
    | ~ aRewritingSystem0(xR) ),
    inference(subst,[],[refute_0_2:[bind(W1,$fot(xR)),bind(W2,$fot(xd)),bind(W3,$fot(xx))]]) ).

cnf(refute_0_61,plain,
    ( ~ aElement0(W0)
    | ~ aNormalFormOfIn0(xd,W0,xR)
    | ~ aReductOfIn0(skolemFOFtoCNF_W3(xd,xR,xx),xd,xR)
    | ~ aRewritingSystem0(xR) ),
    inference(subst,[],[refute_0_2:[bind(W1,$fot(xR)),bind(W2,$fot(xd)),bind(W3,$fot(skolemFOFtoCNF_W3(xd,xR,xx)))]]) ).

cnf(refute_0_62,plain,
    sdtmndtasgtdt0(xd,xR,xx),
    inference(canonicalize,[],[normalize_0_29]) ).

cnf(refute_0_63,plain,
    ( ~ aElement0(W0)
    | ~ aElement0(W2)
    | ~ aRewritingSystem0(W1)
    | ~ sdtmndtasgtdt0(W0,W1,W2)
    | W0 = W2
    | sdtmndtplgtdt0(W0,W1,W2) ),
    inference(canonicalize,[],[normalize_0_30]) ).

cnf(refute_0_64,plain,
    ( ~ aElement0(xd)
    | ~ aElement0(xx)
    | ~ aRewritingSystem0(xR)
    | ~ sdtmndtasgtdt0(xd,xR,xx)
    | xd = xx
    | sdtmndtplgtdt0(xd,xR,xx) ),
    inference(subst,[],[refute_0_63:[bind(W0,$fot(xd)),bind(W1,$fot(xR)),bind(W2,$fot(xx))]]) ).

cnf(refute_0_65,plain,
    ( ~ aElement0(xd)
    | ~ aElement0(xx)
    | ~ aRewritingSystem0(xR)
    | xd = xx
    | sdtmndtplgtdt0(xd,xR,xx) ),
    inference(resolve,[$cnf( sdtmndtasgtdt0(xd,xR,xx) )],[refute_0_62,refute_0_64]) ).

cnf(refute_0_66,plain,
    ( ~ aElement0(xx)
    | ~ aRewritingSystem0(xR)
    | xd = xx
    | sdtmndtplgtdt0(xd,xR,xx) ),
    inference(resolve,[$cnf( aElement0(xd) )],[refute_0_18,refute_0_65]) ).

cnf(refute_0_67,plain,
    aElement0(xx),
    inference(canonicalize,[],[normalize_0_31]) ).

cnf(refute_0_68,plain,
    ( ~ aRewritingSystem0(xR)
    | xd = xx
    | sdtmndtplgtdt0(xd,xR,xx) ),
    inference(resolve,[$cnf( aElement0(xx) )],[refute_0_67,refute_0_66]) ).

cnf(refute_0_69,plain,
    ( xd = xx
    | sdtmndtplgtdt0(xd,xR,xx) ),
    inference(resolve,[$cnf( aRewritingSystem0(xR) )],[refute_0_9,refute_0_68]) ).

cnf(refute_0_70,plain,
    ( ~ aElement0(W0)
    | ~ aElement0(W2)
    | ~ aRewritingSystem0(W1)
    | ~ sdtmndtplgtdt0(W0,W1,W2)
    | aReductOfIn0(W2,W0,W1)
    | aReductOfIn0(skolemFOFtoCNF_W3(W0,W1,W2),W0,W1) ),
    inference(canonicalize,[],[normalize_0_32]) ).

cnf(refute_0_71,plain,
    ( ~ aElement0(xd)
    | ~ aElement0(xx)
    | ~ aRewritingSystem0(xR)
    | ~ sdtmndtplgtdt0(xd,xR,xx)
    | aReductOfIn0(skolemFOFtoCNF_W3(xd,xR,xx),xd,xR)
    | aReductOfIn0(xx,xd,xR) ),
    inference(subst,[],[refute_0_70:[bind(W0,$fot(xd)),bind(W1,$fot(xR)),bind(W2,$fot(xx))]]) ).

cnf(refute_0_72,plain,
    ( ~ aElement0(xd)
    | ~ aElement0(xx)
    | ~ aRewritingSystem0(xR)
    | xd = xx
    | aReductOfIn0(skolemFOFtoCNF_W3(xd,xR,xx),xd,xR)
    | aReductOfIn0(xx,xd,xR) ),
    inference(resolve,[$cnf( sdtmndtplgtdt0(xd,xR,xx) )],[refute_0_69,refute_0_71]) ).

cnf(refute_0_73,plain,
    ( ~ aElement0(xx)
    | ~ aRewritingSystem0(xR)
    | xd = xx
    | aReductOfIn0(skolemFOFtoCNF_W3(xd,xR,xx),xd,xR)
    | aReductOfIn0(xx,xd,xR) ),
    inference(resolve,[$cnf( aElement0(xd) )],[refute_0_18,refute_0_72]) ).

cnf(refute_0_74,plain,
    ( ~ aRewritingSystem0(xR)
    | xd = xx
    | aReductOfIn0(skolemFOFtoCNF_W3(xd,xR,xx),xd,xR)
    | aReductOfIn0(xx,xd,xR) ),
    inference(resolve,[$cnf( aElement0(xx) )],[refute_0_67,refute_0_73]) ).

cnf(refute_0_75,plain,
    ( xd = xx
    | aReductOfIn0(skolemFOFtoCNF_W3(xd,xR,xx),xd,xR)
    | aReductOfIn0(xx,xd,xR) ),
    inference(resolve,[$cnf( aRewritingSystem0(xR) )],[refute_0_9,refute_0_74]) ).

cnf(refute_0_76,plain,
    ( ~ aElement0(W0)
    | ~ aNormalFormOfIn0(xd,W0,xR)
    | ~ aRewritingSystem0(xR)
    | xd = xx
    | aReductOfIn0(xx,xd,xR) ),
    inference(resolve,[$cnf( aReductOfIn0(skolemFOFtoCNF_W3(xd,xR,xx),xd,xR) )],[refute_0_75,refute_0_61]) ).

cnf(refute_0_77,plain,
    ( ~ aElement0(W0)
    | ~ aNormalFormOfIn0(xd,W0,xR)
    | xd = xx
    | aReductOfIn0(xx,xd,xR) ),
    inference(resolve,[$cnf( aRewritingSystem0(xR) )],[refute_0_9,refute_0_76]) ).

cnf(refute_0_78,plain,
    ( ~ aElement0(xa)
    | ~ aNormalFormOfIn0(xd,xa,xR)
    | xd = xx
    | aReductOfIn0(xx,xd,xR) ),
    inference(subst,[],[refute_0_77:[bind(W0,$fot(xa))]]) ).

cnf(refute_0_79,plain,
    ( ~ aElement0(xa)
    | xd = xx
    | aReductOfIn0(xx,xd,xR) ),
    inference(resolve,[$cnf( aNormalFormOfIn0(xd,xa,xR) )],[refute_0_59,refute_0_78]) ).

cnf(refute_0_80,plain,
    ( xd = xx
    | aReductOfIn0(xx,xd,xR) ),
    inference(resolve,[$cnf( aElement0(xa) )],[refute_0_27,refute_0_79]) ).

cnf(refute_0_81,plain,
    ( ~ aElement0(W0)
    | ~ aNormalFormOfIn0(xd,W0,xR)
    | ~ aRewritingSystem0(xR)
    | xd = xx ),
    inference(resolve,[$cnf( aReductOfIn0(xx,xd,xR) )],[refute_0_80,refute_0_60]) ).

cnf(refute_0_82,plain,
    ( ~ aElement0(W0)
    | ~ aNormalFormOfIn0(xd,W0,xR)
    | xd = xx ),
    inference(resolve,[$cnf( aRewritingSystem0(xR) )],[refute_0_9,refute_0_81]) ).

cnf(refute_0_83,plain,
    ( ~ aElement0(xa)
    | ~ aNormalFormOfIn0(xd,xa,xR)
    | xd = xx ),
    inference(subst,[],[refute_0_82:[bind(W0,$fot(xa))]]) ).

cnf(refute_0_84,plain,
    ( ~ aElement0(xa)
    | xd = xx ),
    inference(resolve,[$cnf( aNormalFormOfIn0(xd,xa,xR) )],[refute_0_59,refute_0_83]) ).

cnf(refute_0_85,plain,
    xd = xx,
    inference(resolve,[$cnf( aElement0(xa) )],[refute_0_27,refute_0_84]) ).

cnf(refute_0_86,plain,
    X = X,
    introduced(tautology,[refl,[$fot(X)]]) ).

cnf(refute_0_87,plain,
    ( X != X
    | X != Y
    | Y = X ),
    introduced(tautology,[equality,[$cnf( $equal(X,X) ),[0],$fot(Y)]]) ).

cnf(refute_0_88,plain,
    ( X != Y
    | Y = X ),
    inference(resolve,[$cnf( $equal(X,X) )],[refute_0_86,refute_0_87]) ).

cnf(refute_0_89,plain,
    ( xd != xx
    | xx = xd ),
    inference(subst,[],[refute_0_88:[bind(X,$fot(xd)),bind(Y,$fot(xx))]]) ).

cnf(refute_0_90,plain,
    xx = xd,
    inference(resolve,[$cnf( $equal(xd,xx) )],[refute_0_85,refute_0_89]) ).

cnf(refute_0_91,plain,
    ( xx != xd
    | ~ sdtmndtasgtdt0(xb,xR,xx)
    | sdtmndtasgtdt0(xb,xR,xd) ),
    introduced(tautology,[equality,[$cnf( sdtmndtasgtdt0(xb,xR,xx) ),[2],$fot(xd)]]) ).

cnf(refute_0_92,plain,
    ( ~ sdtmndtasgtdt0(xb,xR,xx)
    | sdtmndtasgtdt0(xb,xR,xd) ),
    inference(resolve,[$cnf( $equal(xx,xd) )],[refute_0_90,refute_0_91]) ).

cnf(refute_0_93,plain,
    sdtmndtasgtdt0(xb,xR,xd),
    inference(resolve,[$cnf( sdtmndtasgtdt0(xb,xR,xx) )],[refute_0_0,refute_0_92]) ).

cnf(refute_0_94,plain,
    ~ sdtmndtasgtdt0(xb,xR,xd),
    inference(canonicalize,[],[normalize_0_33]) ).

cnf(refute_0_95,plain,
    $false,
    inference(resolve,[$cnf( sdtmndtasgtdt0(xb,xR,xd) )],[refute_0_93,refute_0_94]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.12  % Problem  : COM021+1 : TPTP v8.1.0. Released v4.0.0.
% 0.12/0.12  % Command  : metis --show proof --show saturation %s
% 0.12/0.33  % Computer : n012.cluster.edu
% 0.12/0.33  % Model    : x86_64 x86_64
% 0.12/0.33  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.12/0.33  % Memory   : 8042.1875MB
% 0.12/0.33  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.12/0.33  % CPULimit : 300
% 0.12/0.33  % WCLimit  : 600
% 0.12/0.33  % DateTime : Thu Jun 16 18:29:24 EDT 2022
% 0.12/0.33  % CPUTime  : 
% 0.12/0.34  %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
% 261.39/261.60  % SZS status Theorem for /export/starexec/sandbox2/benchmark/theBenchmark.p
% 261.39/261.60  
% 261.39/261.60  % SZS output start CNFRefutation for /export/starexec/sandbox2/benchmark/theBenchmark.p
% See solution above
% 261.39/261.61  
%------------------------------------------------------------------------------