TSTP Solution File: SEU171+2 by iProver---3.9

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : iProver---3.9
% Problem  : SEU171+2 : TPTP v8.1.2. Released v3.3.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : run_iprover %s %d THM

% Computer : n018.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 : Fri May  3 03:04:50 EDT 2024

% Result   : Theorem 10.02s 2.19s
% Output   : CNFRefutation 10.02s
% Verified : 
% SZS Type : ERROR: Analysing output (Could not find formula named definition)

% Comments : 
%------------------------------------------------------------------------------
fof(f4,axiom,
    ! [X0,X1] : set_union2(X0,X1) = set_union2(X1,X0),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',commutativity_k2_xboole_0) ).

fof(f9,axiom,
    ! [X0,X1] :
      ( powerset(X0) = X1
    <=> ! [X2] :
          ( in(X2,X1)
        <=> subset(X2,X0) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',d1_zfmisc_1) ).

fof(f10,axiom,
    ! [X0,X1] :
      ( ( empty(X0)
       => ( element(X1,X0)
        <=> empty(X1) ) )
      & ( ~ empty(X0)
       => ( element(X1,X0)
        <=> in(X1,X0) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',d2_subset_1) ).

fof(f35,axiom,
    ! [X0] : ~ empty(powerset(X0)),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fc1_subset_1) ).

fof(f36,axiom,
    empty(empty_set),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fc1_xboole_0) ).

fof(f39,axiom,
    ! [X0,X1] :
      ( ~ empty(X0)
     => ~ empty(set_union2(X1,X0)) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',fc3_xboole_0) ).

fof(f60,axiom,
    ! [X0,X1] :
      ( disjoint(X0,X1)
     => disjoint(X1,X0) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',symmetry_r1_xboole_0) ).

fof(f65,axiom,
    ! [X0,X1] :
      ( subset(X0,X1)
     => set_union2(X0,X1) = X1 ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',t12_xboole_1) ).

fof(f82,axiom,
    ! [X0,X1,X2] :
      ( subset(unordered_pair(X0,X1),X2)
    <=> ( in(X1,X2)
        & in(X0,X2) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',t38_zfmisc_1) ).

fof(f89,axiom,
    ! [X0,X1] :
      ( element(X1,powerset(X0))
     => ! [X2] :
          ( element(X2,powerset(X0))
         => ( disjoint(X1,X2)
          <=> subset(X1,subset_complement(X0,X2)) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',t43_subset_1) ).

fof(f91,axiom,
    ! [X0,X1] :
      ( in(X0,X1)
     => set_union2(singleton(X0),X1) = X1 ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',t46_zfmisc_1) ).

fof(f95,conjecture,
    ! [X0] :
      ( empty_set != X0
     => ! [X1] :
          ( element(X1,powerset(X0))
         => ! [X2] :
              ( element(X2,X0)
             => ( ~ in(X2,X1)
               => in(X2,subset_complement(X0,X1)) ) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',t50_subset_1) ).

fof(f96,negated_conjecture,
    ~ ! [X0] :
        ( empty_set != X0
       => ! [X1] :
            ( element(X1,powerset(X0))
           => ! [X2] :
                ( element(X2,X0)
               => ( ~ in(X2,X1)
                 => in(X2,subset_complement(X0,X1)) ) ) ) ),
    inference(negated_conjecture,[],[f95]) ).

fof(f99,axiom,
    ! [X0,X1] :
      ( set_difference(X0,singleton(X1)) = X0
    <=> ~ in(X1,X0) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',t65_zfmisc_1) ).

fof(f100,axiom,
    ! [X0] : singleton(X0) = unordered_pair(X0,X0),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',t69_enumset1) ).

fof(f103,axiom,
    ! [X0,X1] :
      ~ ( empty(X1)
        & in(X0,X1) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',t7_boole) ).

fof(f104,axiom,
    ! [X0,X1] : subset(X0,set_union2(X0,X1)),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',t7_xboole_1) ).

fof(f105,axiom,
    ! [X0,X1] :
      ( disjoint(X0,X1)
    <=> set_difference(X0,X1) = X0 ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',t83_xboole_1) ).

fof(f106,axiom,
    ! [X0,X1] :
      ~ ( empty(X1)
        & X0 != X1
        & empty(X0) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',t8_boole) ).

fof(f126,plain,
    ! [X0,X1] :
      ( ( ( element(X1,X0)
        <=> empty(X1) )
        | ~ empty(X0) )
      & ( ( element(X1,X0)
        <=> in(X1,X0) )
        | empty(X0) ) ),
    inference(ennf_transformation,[],[f10]) ).

fof(f133,plain,
    ! [X0,X1] :
      ( ~ empty(set_union2(X1,X0))
      | empty(X0) ),
    inference(ennf_transformation,[],[f39]) ).

fof(f143,plain,
    ! [X0,X1] :
      ( disjoint(X1,X0)
      | ~ disjoint(X0,X1) ),
    inference(ennf_transformation,[],[f60]) ).

fof(f148,plain,
    ! [X0,X1] :
      ( set_union2(X0,X1) = X1
      | ~ subset(X0,X1) ),
    inference(ennf_transformation,[],[f65]) ).

fof(f162,plain,
    ! [X0,X1] :
      ( ! [X2] :
          ( ( disjoint(X1,X2)
          <=> subset(X1,subset_complement(X0,X2)) )
          | ~ element(X2,powerset(X0)) )
      | ~ element(X1,powerset(X0)) ),
    inference(ennf_transformation,[],[f89]) ).

fof(f164,plain,
    ! [X0,X1] :
      ( set_union2(singleton(X0),X1) = X1
      | ~ in(X0,X1) ),
    inference(ennf_transformation,[],[f91]) ).

fof(f166,plain,
    ? [X0] :
      ( ? [X1] :
          ( ? [X2] :
              ( ~ in(X2,subset_complement(X0,X1))
              & ~ in(X2,X1)
              & element(X2,X0) )
          & element(X1,powerset(X0)) )
      & empty_set != X0 ),
    inference(ennf_transformation,[],[f96]) ).

fof(f167,plain,
    ? [X0] :
      ( ? [X1] :
          ( ? [X2] :
              ( ~ in(X2,subset_complement(X0,X1))
              & ~ in(X2,X1)
              & element(X2,X0) )
          & element(X1,powerset(X0)) )
      & empty_set != X0 ),
    inference(flattening,[],[f166]) ).

fof(f173,plain,
    ! [X0,X1] :
      ( ~ empty(X1)
      | ~ in(X0,X1) ),
    inference(ennf_transformation,[],[f103]) ).

fof(f174,plain,
    ! [X0,X1] :
      ( ~ empty(X1)
      | X0 = X1
      | ~ empty(X0) ),
    inference(ennf_transformation,[],[f106]) ).

fof(f192,plain,
    ! [X0,X1] :
      ( ( powerset(X0) = X1
        | ? [X2] :
            ( ( ~ subset(X2,X0)
              | ~ in(X2,X1) )
            & ( subset(X2,X0)
              | in(X2,X1) ) ) )
      & ( ! [X2] :
            ( ( in(X2,X1)
              | ~ subset(X2,X0) )
            & ( subset(X2,X0)
              | ~ in(X2,X1) ) )
        | powerset(X0) != X1 ) ),
    inference(nnf_transformation,[],[f9]) ).

fof(f193,plain,
    ! [X0,X1] :
      ( ( powerset(X0) = X1
        | ? [X2] :
            ( ( ~ subset(X2,X0)
              | ~ in(X2,X1) )
            & ( subset(X2,X0)
              | in(X2,X1) ) ) )
      & ( ! [X3] :
            ( ( in(X3,X1)
              | ~ subset(X3,X0) )
            & ( subset(X3,X0)
              | ~ in(X3,X1) ) )
        | powerset(X0) != X1 ) ),
    inference(rectify,[],[f192]) ).

fof(f194,plain,
    ! [X0,X1] :
      ( ? [X2] :
          ( ( ~ subset(X2,X0)
            | ~ in(X2,X1) )
          & ( subset(X2,X0)
            | in(X2,X1) ) )
     => ( ( ~ subset(sK2(X0,X1),X0)
          | ~ in(sK2(X0,X1),X1) )
        & ( subset(sK2(X0,X1),X0)
          | in(sK2(X0,X1),X1) ) ) ),
    introduced(choice_axiom,[]) ).

fof(f195,plain,
    ! [X0,X1] :
      ( ( powerset(X0) = X1
        | ( ( ~ subset(sK2(X0,X1),X0)
            | ~ in(sK2(X0,X1),X1) )
          & ( subset(sK2(X0,X1),X0)
            | in(sK2(X0,X1),X1) ) ) )
      & ( ! [X3] :
            ( ( in(X3,X1)
              | ~ subset(X3,X0) )
            & ( subset(X3,X0)
              | ~ in(X3,X1) ) )
        | powerset(X0) != X1 ) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sK2])],[f193,f194]) ).

fof(f196,plain,
    ! [X0,X1] :
      ( ( ( ( element(X1,X0)
            | ~ empty(X1) )
          & ( empty(X1)
            | ~ element(X1,X0) ) )
        | ~ empty(X0) )
      & ( ( ( element(X1,X0)
            | ~ in(X1,X0) )
          & ( in(X1,X0)
            | ~ element(X1,X0) ) )
        | empty(X0) ) ),
    inference(nnf_transformation,[],[f126]) ).

fof(f260,plain,
    ! [X0,X1,X2] :
      ( ( subset(unordered_pair(X0,X1),X2)
        | ~ in(X1,X2)
        | ~ in(X0,X2) )
      & ( ( in(X1,X2)
          & in(X0,X2) )
        | ~ subset(unordered_pair(X0,X1),X2) ) ),
    inference(nnf_transformation,[],[f82]) ).

fof(f261,plain,
    ! [X0,X1,X2] :
      ( ( subset(unordered_pair(X0,X1),X2)
        | ~ in(X1,X2)
        | ~ in(X0,X2) )
      & ( ( in(X1,X2)
          & in(X0,X2) )
        | ~ subset(unordered_pair(X0,X1),X2) ) ),
    inference(flattening,[],[f260]) ).

fof(f266,plain,
    ! [X0,X1] :
      ( ! [X2] :
          ( ( ( disjoint(X1,X2)
              | ~ subset(X1,subset_complement(X0,X2)) )
            & ( subset(X1,subset_complement(X0,X2))
              | ~ disjoint(X1,X2) ) )
          | ~ element(X2,powerset(X0)) )
      | ~ element(X1,powerset(X0)) ),
    inference(nnf_transformation,[],[f162]) ).

fof(f269,plain,
    ( ? [X0] :
        ( ? [X1] :
            ( ? [X2] :
                ( ~ in(X2,subset_complement(X0,X1))
                & ~ in(X2,X1)
                & element(X2,X0) )
            & element(X1,powerset(X0)) )
        & empty_set != X0 )
   => ( ? [X1] :
          ( ? [X2] :
              ( ~ in(X2,subset_complement(sK25,X1))
              & ~ in(X2,X1)
              & element(X2,sK25) )
          & element(X1,powerset(sK25)) )
      & empty_set != sK25 ) ),
    introduced(choice_axiom,[]) ).

fof(f270,plain,
    ( ? [X1] :
        ( ? [X2] :
            ( ~ in(X2,subset_complement(sK25,X1))
            & ~ in(X2,X1)
            & element(X2,sK25) )
        & element(X1,powerset(sK25)) )
   => ( ? [X2] :
          ( ~ in(X2,subset_complement(sK25,sK26))
          & ~ in(X2,sK26)
          & element(X2,sK25) )
      & element(sK26,powerset(sK25)) ) ),
    introduced(choice_axiom,[]) ).

fof(f271,plain,
    ( ? [X2] :
        ( ~ in(X2,subset_complement(sK25,sK26))
        & ~ in(X2,sK26)
        & element(X2,sK25) )
   => ( ~ in(sK27,subset_complement(sK25,sK26))
      & ~ in(sK27,sK26)
      & element(sK27,sK25) ) ),
    introduced(choice_axiom,[]) ).

fof(f272,plain,
    ( ~ in(sK27,subset_complement(sK25,sK26))
    & ~ in(sK27,sK26)
    & element(sK27,sK25)
    & element(sK26,powerset(sK25))
    & empty_set != sK25 ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sK25,sK26,sK27])],[f167,f271,f270,f269]) ).

fof(f273,plain,
    ! [X0,X1] :
      ( ( set_difference(X0,singleton(X1)) = X0
        | in(X1,X0) )
      & ( ~ in(X1,X0)
        | set_difference(X0,singleton(X1)) != X0 ) ),
    inference(nnf_transformation,[],[f99]) ).

fof(f274,plain,
    ! [X0,X1] :
      ( ( disjoint(X0,X1)
        | set_difference(X0,X1) != X0 )
      & ( set_difference(X0,X1) = X0
        | ~ disjoint(X0,X1) ) ),
    inference(nnf_transformation,[],[f105]) ).

fof(f282,plain,
    ! [X0,X1] : set_union2(X0,X1) = set_union2(X1,X0),
    inference(cnf_transformation,[],[f4]) ).

fof(f293,plain,
    ! [X3,X0,X1] :
      ( subset(X3,X0)
      | ~ in(X3,X1)
      | powerset(X0) != X1 ),
    inference(cnf_transformation,[],[f195]) ).

fof(f294,plain,
    ! [X3,X0,X1] :
      ( in(X3,X1)
      | ~ subset(X3,X0)
      | powerset(X0) != X1 ),
    inference(cnf_transformation,[],[f195]) ).

fof(f297,plain,
    ! [X0,X1] :
      ( in(X1,X0)
      | ~ element(X1,X0)
      | empty(X0) ),
    inference(cnf_transformation,[],[f196]) ).

fof(f298,plain,
    ! [X0,X1] :
      ( element(X1,X0)
      | ~ in(X1,X0)
      | empty(X0) ),
    inference(cnf_transformation,[],[f196]) ).

fof(f349,plain,
    ! [X0] : ~ empty(powerset(X0)),
    inference(cnf_transformation,[],[f35]) ).

fof(f350,plain,
    empty(empty_set),
    inference(cnf_transformation,[],[f36]) ).

fof(f353,plain,
    ! [X0,X1] :
      ( ~ empty(set_union2(X1,X0))
      | empty(X0) ),
    inference(cnf_transformation,[],[f133]) ).

fof(f382,plain,
    ! [X0,X1] :
      ( disjoint(X1,X0)
      | ~ disjoint(X0,X1) ),
    inference(cnf_transformation,[],[f143]) ).

fof(f390,plain,
    ! [X0,X1] :
      ( set_union2(X0,X1) = X1
      | ~ subset(X0,X1) ),
    inference(cnf_transformation,[],[f148]) ).

fof(f413,plain,
    ! [X2,X0,X1] :
      ( in(X0,X2)
      | ~ subset(unordered_pair(X0,X1),X2) ),
    inference(cnf_transformation,[],[f261]) ).

fof(f426,plain,
    ! [X2,X0,X1] :
      ( subset(X1,subset_complement(X0,X2))
      | ~ disjoint(X1,X2)
      | ~ element(X2,powerset(X0))
      | ~ element(X1,powerset(X0)) ),
    inference(cnf_transformation,[],[f266]) ).

fof(f429,plain,
    ! [X0,X1] :
      ( set_union2(singleton(X0),X1) = X1
      | ~ in(X0,X1) ),
    inference(cnf_transformation,[],[f164]) ).

fof(f434,plain,
    empty_set != sK25,
    inference(cnf_transformation,[],[f272]) ).

fof(f435,plain,
    element(sK26,powerset(sK25)),
    inference(cnf_transformation,[],[f272]) ).

fof(f436,plain,
    element(sK27,sK25),
    inference(cnf_transformation,[],[f272]) ).

fof(f437,plain,
    ~ in(sK27,sK26),
    inference(cnf_transformation,[],[f272]) ).

fof(f438,plain,
    ~ in(sK27,subset_complement(sK25,sK26)),
    inference(cnf_transformation,[],[f272]) ).

fof(f442,plain,
    ! [X0,X1] :
      ( set_difference(X0,singleton(X1)) = X0
      | in(X1,X0) ),
    inference(cnf_transformation,[],[f273]) ).

fof(f443,plain,
    ! [X0] : singleton(X0) = unordered_pair(X0,X0),
    inference(cnf_transformation,[],[f100]) ).

fof(f446,plain,
    ! [X0,X1] :
      ( ~ empty(X1)
      | ~ in(X0,X1) ),
    inference(cnf_transformation,[],[f173]) ).

fof(f447,plain,
    ! [X0,X1] : subset(X0,set_union2(X0,X1)),
    inference(cnf_transformation,[],[f104]) ).

fof(f449,plain,
    ! [X0,X1] :
      ( disjoint(X0,X1)
      | set_difference(X0,X1) != X0 ),
    inference(cnf_transformation,[],[f274]) ).

fof(f450,plain,
    ! [X0,X1] :
      ( ~ empty(X1)
      | X0 = X1
      | ~ empty(X0) ),
    inference(cnf_transformation,[],[f174]) ).

fof(f509,plain,
    ! [X0,X1] :
      ( set_union2(unordered_pair(X0,X0),X1) = X1
      | ~ in(X0,X1) ),
    inference(definition_unfolding,[],[f429,f443]) ).

fof(f512,plain,
    ! [X0,X1] :
      ( set_difference(X0,unordered_pair(X1,X1)) = X0
      | in(X1,X0) ),
    inference(definition_unfolding,[],[f442,f443]) ).

fof(f523,plain,
    ! [X3,X0] :
      ( in(X3,powerset(X0))
      | ~ subset(X3,X0) ),
    inference(equality_resolution,[],[f294]) ).

fof(f524,plain,
    ! [X3,X0] :
      ( subset(X3,X0)
      | ~ in(X3,powerset(X0)) ),
    inference(equality_resolution,[],[f293]) ).

cnf(c_52,plain,
    set_union2(X0,X1) = set_union2(X1,X0),
    inference(cnf_transformation,[],[f282]) ).

cnf(c_65,plain,
    ( ~ subset(X0,X1)
    | in(X0,powerset(X1)) ),
    inference(cnf_transformation,[],[f523]) ).

cnf(c_66,plain,
    ( ~ in(X0,powerset(X1))
    | subset(X0,X1) ),
    inference(cnf_transformation,[],[f524]) ).

cnf(c_69,plain,
    ( ~ in(X0,X1)
    | element(X0,X1)
    | empty(X1) ),
    inference(cnf_transformation,[],[f298]) ).

cnf(c_70,plain,
    ( ~ element(X0,X1)
    | in(X0,X1)
    | empty(X1) ),
    inference(cnf_transformation,[],[f297]) ).

cnf(c_118,plain,
    ~ empty(powerset(X0)),
    inference(cnf_transformation,[],[f349]) ).

cnf(c_119,plain,
    empty(empty_set),
    inference(cnf_transformation,[],[f350]) ).

cnf(c_122,plain,
    ( ~ empty(set_union2(X0,X1))
    | empty(X1) ),
    inference(cnf_transformation,[],[f353]) ).

cnf(c_151,plain,
    ( ~ disjoint(X0,X1)
    | disjoint(X1,X0) ),
    inference(cnf_transformation,[],[f382]) ).

cnf(c_159,plain,
    ( ~ subset(X0,X1)
    | set_union2(X0,X1) = X1 ),
    inference(cnf_transformation,[],[f390]) ).

cnf(c_184,plain,
    ( ~ subset(unordered_pair(X0,X1),X2)
    | in(X0,X2) ),
    inference(cnf_transformation,[],[f413]) ).

cnf(c_196,plain,
    ( ~ element(X0,powerset(X1))
    | ~ element(X2,powerset(X1))
    | ~ disjoint(X0,X2)
    | subset(X0,subset_complement(X1,X2)) ),
    inference(cnf_transformation,[],[f426]) ).

cnf(c_198,plain,
    ( ~ in(X0,X1)
    | set_union2(unordered_pair(X0,X0),X1) = X1 ),
    inference(cnf_transformation,[],[f509]) ).

cnf(c_202,negated_conjecture,
    ~ in(sK27,subset_complement(sK25,sK26)),
    inference(cnf_transformation,[],[f438]) ).

cnf(c_203,negated_conjecture,
    ~ in(sK27,sK26),
    inference(cnf_transformation,[],[f437]) ).

cnf(c_204,negated_conjecture,
    element(sK27,sK25),
    inference(cnf_transformation,[],[f436]) ).

cnf(c_205,negated_conjecture,
    element(sK26,powerset(sK25)),
    inference(cnf_transformation,[],[f435]) ).

cnf(c_206,negated_conjecture,
    empty_set != sK25,
    inference(cnf_transformation,[],[f434]) ).

cnf(c_209,plain,
    ( set_difference(X0,unordered_pair(X1,X1)) = X0
    | in(X1,X0) ),
    inference(cnf_transformation,[],[f512]) ).

cnf(c_213,plain,
    ( ~ in(X0,X1)
    | ~ empty(X1) ),
    inference(cnf_transformation,[],[f446]) ).

cnf(c_214,plain,
    subset(X0,set_union2(X0,X1)),
    inference(cnf_transformation,[],[f447]) ).

cnf(c_215,plain,
    ( set_difference(X0,X1) != X0
    | disjoint(X0,X1) ),
    inference(cnf_transformation,[],[f449]) ).

cnf(c_217,plain,
    ( ~ empty(X0)
    | ~ empty(X1)
    | X0 = X1 ),
    inference(cnf_transformation,[],[f450]) ).

cnf(c_309,plain,
    ( element(X0,X1)
    | ~ in(X0,X1) ),
    inference(global_subsumption_just,[status(thm)],[c_69,c_213,c_69]) ).

cnf(c_310,plain,
    ( ~ in(X0,X1)
    | element(X0,X1) ),
    inference(renaming,[status(thm)],[c_309]) ).

cnf(c_2118,plain,
    ( ~ in(X0,X1)
    | element(X0,X1) ),
    inference(prop_impl_just,[status(thm)],[c_310]) ).

cnf(c_3842,plain,
    powerset(sK25) = sP0_iProver_def,
    definition ).

cnf(c_3843,plain,
    subset_complement(sK25,sK26) = sP1_iProver_def,
    definition ).

cnf(c_3845,negated_conjecture,
    element(sK26,sP0_iProver_def),
    inference(demodulation,[status(thm)],[c_205,c_3842]) ).

cnf(c_3846,negated_conjecture,
    element(sK27,sK25),
    inference(demodulation,[status(thm)],[c_204]) ).

cnf(c_3847,negated_conjecture,
    ~ in(sK27,sK26),
    inference(demodulation,[status(thm)],[c_203]) ).

cnf(c_3848,negated_conjecture,
    ~ in(sK27,sP1_iProver_def),
    inference(demodulation,[status(thm)],[c_202,c_3843]) ).

cnf(c_6356,plain,
    ~ empty(sP0_iProver_def),
    inference(superposition,[status(thm)],[c_3842,c_118]) ).

cnf(c_6491,plain,
    subset(X0,set_union2(X1,X0)),
    inference(superposition,[status(thm)],[c_52,c_214]) ).

cnf(c_6527,plain,
    ( ~ subset(X0,sK25)
    | in(X0,sP0_iProver_def) ),
    inference(superposition,[status(thm)],[c_3842,c_65]) ).

cnf(c_6597,plain,
    ( ~ in(X0,sP0_iProver_def)
    | subset(X0,sK25) ),
    inference(superposition,[status(thm)],[c_3842,c_66]) ).

cnf(c_6928,plain,
    ( in(sK27,sK25)
    | empty(sK25) ),
    inference(superposition,[status(thm)],[c_3846,c_70]) ).

cnf(c_6929,plain,
    ( in(sK26,sP0_iProver_def)
    | empty(sP0_iProver_def) ),
    inference(superposition,[status(thm)],[c_3845,c_70]) ).

cnf(c_6940,plain,
    in(sK26,sP0_iProver_def),
    inference(forward_subsumption_resolution,[status(thm)],[c_6929,c_6356]) ).

cnf(c_6985,plain,
    subset(sK26,sK25),
    inference(superposition,[status(thm)],[c_6940,c_6597]) ).

cnf(c_7334,plain,
    ( ~ empty(empty_set)
    | ~ empty(sK25)
    | empty_set = sK25 ),
    inference(instantiation,[status(thm)],[c_217]) ).

cnf(c_7980,plain,
    set_union2(sK26,sK25) = sK25,
    inference(superposition,[status(thm)],[c_6985,c_159]) ).

cnf(c_8076,plain,
    set_union2(sK25,sK26) = sK25,
    inference(demodulation,[status(thm)],[c_7980,c_52]) ).

cnf(c_8083,plain,
    ( ~ empty(sK25)
    | empty(sK26) ),
    inference(superposition,[status(thm)],[c_8076,c_122]) ).

cnf(c_8094,plain,
    ~ empty(sK25),
    inference(global_subsumption_just,[status(thm)],[c_8083,c_119,c_206,c_7334]) ).

cnf(c_8099,plain,
    in(sK27,sK25),
    inference(backward_subsumption_resolution,[status(thm)],[c_6928,c_8094]) ).

cnf(c_9564,plain,
    set_difference(sK26,unordered_pair(sK27,sK27)) = sK26,
    inference(superposition,[status(thm)],[c_209,c_3847]) ).

cnf(c_9855,plain,
    disjoint(sK26,unordered_pair(sK27,sK27)),
    inference(superposition,[status(thm)],[c_9564,c_215]) ).

cnf(c_9917,plain,
    disjoint(unordered_pair(sK27,sK27),sK26),
    inference(superposition,[status(thm)],[c_9855,c_151]) ).

cnf(c_12669,plain,
    set_union2(unordered_pair(sK27,sK27),sK25) = sK25,
    inference(superposition,[status(thm)],[c_8099,c_198]) ).

cnf(c_13339,plain,
    set_union2(sK25,unordered_pair(sK27,sK27)) = sK25,
    inference(demodulation,[status(thm)],[c_12669,c_52]) ).

cnf(c_13341,plain,
    subset(unordered_pair(sK27,sK27),sK25),
    inference(superposition,[status(thm)],[c_13339,c_6491]) ).

cnf(c_13929,plain,
    in(unordered_pair(sK27,sK27),sP0_iProver_def),
    inference(superposition,[status(thm)],[c_13341,c_6527]) ).

cnf(c_13966,plain,
    element(unordered_pair(sK27,sK27),sP0_iProver_def),
    inference(superposition,[status(thm)],[c_13929,c_2118]) ).

cnf(c_21972,plain,
    ( ~ element(X0,powerset(sK25))
    | ~ element(sK26,powerset(sK25))
    | ~ disjoint(X0,sK26)
    | subset(X0,sP1_iProver_def) ),
    inference(superposition,[status(thm)],[c_3843,c_196]) ).

cnf(c_22002,plain,
    ( ~ element(X0,sP0_iProver_def)
    | ~ disjoint(X0,sK26)
    | ~ element(sK26,sP0_iProver_def)
    | subset(X0,sP1_iProver_def) ),
    inference(light_normalisation,[status(thm)],[c_21972,c_3842]) ).

cnf(c_22003,plain,
    ( ~ element(X0,sP0_iProver_def)
    | ~ disjoint(X0,sK26)
    | subset(X0,sP1_iProver_def) ),
    inference(forward_subsumption_resolution,[status(thm)],[c_22002,c_3845]) ).

cnf(c_22414,plain,
    ( ~ disjoint(unordered_pair(sK27,sK27),sK26)
    | subset(unordered_pair(sK27,sK27),sP1_iProver_def) ),
    inference(superposition,[status(thm)],[c_13966,c_22003]) ).

cnf(c_22426,plain,
    subset(unordered_pair(sK27,sK27),sP1_iProver_def),
    inference(forward_subsumption_resolution,[status(thm)],[c_22414,c_9917]) ).

cnf(c_23368,plain,
    in(sK27,sP1_iProver_def),
    inference(superposition,[status(thm)],[c_22426,c_184]) ).

cnf(c_23375,plain,
    $false,
    inference(forward_subsumption_resolution,[status(thm)],[c_23368,c_3848]) ).


%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.12/0.13  % Problem  : SEU171+2 : TPTP v8.1.2. Released v3.3.0.
% 0.12/0.14  % Command  : run_iprover %s %d THM
% 0.14/0.35  % Computer : n018.cluster.edu
% 0.14/0.35  % Model    : x86_64 x86_64
% 0.14/0.35  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.14/0.35  % Memory   : 8042.1875MB
% 0.14/0.35  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.14/0.35  % CPULimit : 300
% 0.14/0.35  % WCLimit  : 300
% 0.14/0.35  % DateTime : Thu May  2 17:46:46 EDT 2024
% 0.14/0.35  % CPUTime  : 
% 0.21/0.49  Running first-order theorem proving
% 0.21/0.49  Running: /export/starexec/sandbox/solver/bin/run_problem --schedule fof_schedule --heuristic_context casc_unsat --no_cores 8 /export/starexec/sandbox/benchmark/theBenchmark.p 300
% 10.02/2.19  % SZS status Started for theBenchmark.p
% 10.02/2.19  % SZS status Theorem for theBenchmark.p
% 10.02/2.19  
% 10.02/2.19  %---------------- iProver v3.9 (pre CASC 2024/SMT-COMP 2024) ----------------%
% 10.02/2.19  
% 10.02/2.19  ------  iProver source info
% 10.02/2.19  
% 10.02/2.19  git: date: 2024-05-02 19:28:25 +0000
% 10.02/2.19  git: sha1: a33b5eb135c74074ba803943bb12f2ebd971352f
% 10.02/2.19  git: non_committed_changes: false
% 10.02/2.19  
% 10.02/2.19  ------ Parsing...
% 10.02/2.19  ------ Clausification by vclausify_rel  & Parsing by iProver...
% 10.02/2.19  
% 10.02/2.19  ------ Preprocessing... sup_sim: 5  sf_s  rm: 1 0s  sf_e  pe_s  pe_e  sup_sim: 0  sf_s  rm: 1 0s  sf_e  pe_s  pe_e 
% 10.02/2.19  
% 10.02/2.19  ------ Preprocessing... gs_s  sp: 0 0s  gs_e  snvd_s sp: 0 0s snvd_e 
% 10.02/2.19  
% 10.02/2.19  ------ Preprocessing... sf_s  rm: 1 0s  sf_e  sf_s  rm: 0 0s  sf_e 
% 10.02/2.19  ------ Proving...
% 10.02/2.19  ------ Problem Properties 
% 10.02/2.19  
% 10.02/2.19  
% 10.02/2.19  clauses                                 157
% 10.02/2.19  conjectures                             5
% 10.02/2.19  EPR                                     30
% 10.02/2.19  Horn                                    126
% 10.02/2.19  unary                                   38
% 10.02/2.19  binary                                  65
% 10.02/2.19  lits                                    339
% 10.02/2.19  lits eq                                 86
% 10.02/2.19  fd_pure                                 0
% 10.02/2.19  fd_pseudo                               0
% 10.02/2.19  fd_cond                                 3
% 10.02/2.19  fd_pseudo_cond                          35
% 10.02/2.19  AC symbols                              0
% 10.02/2.19  
% 10.02/2.19  ------ Schedule dynamic 5 is on 
% 10.02/2.19  
% 10.02/2.19  ------ Input Options "--resolution_flag false --inst_lit_sel_side none" Time Limit: 10.
% 10.02/2.19  
% 10.02/2.19  
% 10.02/2.19  ------ 
% 10.02/2.19  Current options:
% 10.02/2.19  ------ 
% 10.02/2.19  
% 10.02/2.19  
% 10.02/2.19  
% 10.02/2.19  
% 10.02/2.19  ------ Proving...
% 10.02/2.19  
% 10.02/2.19  
% 10.02/2.19  % SZS status Theorem for theBenchmark.p
% 10.02/2.19  
% 10.02/2.19  % SZS output start CNFRefutation for theBenchmark.p
% See solution above
% 10.02/2.19  
% 10.02/2.21  
%------------------------------------------------------------------------------