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ConnectPP---0.7.2.THM-Prf.s

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%------------------------------------------------------------------------------
% File     : ConnectPP---0.7.2
% Problem  : SEU124+2 : TPTP v9.3.1. Released v3.3.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : /export/starexec/sandbox/solver/bin/connect++ --verbosity 1 --no-colour --tptp-proof --schedule default --timeout 300 /export/starexec/sandbox/benchmark/theBenchmark.p

% Computer : n005.cluster.edu
% Model    : x86_64 x86_64
% CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 2.10GHz
% Memory   : 8046.5625MB
% OS       : Linux 6.8.0-71-generic
% CPULimit : 300s
% WCLimit  : 300s
% DateTime : Thu Sep 24 08:58:06 AM UTC 2026

% Result   : Theorem 4.96s 5.23s
% Output   : Proof 5.03s
% Verified : 
% SZS Type : ERROR: Analysing output (MakeTreeStats fails)

% Comments : 
%------------------------------------------------------------------------------
fof(antisymmetry_r2_hidden,axiom,
    ! [A,B] :
      ( in(A,B)
     => ~ in(B,A) ),
    file('theBenchmark.p',antisymmetry_r2_hidden) ).

fof(commutativity_k2_xboole_0,axiom,
    ! [A,B] : set_union2(A,B) = set_union2(B,A),
    file('theBenchmark.p',commutativity_k2_xboole_0) ).

fof(commutativity_k3_xboole_0,axiom,
    ! [A,B] : set_intersection2(A,B) = set_intersection2(B,A),
    file('theBenchmark.p',commutativity_k3_xboole_0) ).

fof(d10_xboole_0,axiom,
    ! [A,B] :
      ( A = B
    <=> ( subset(B,A)
        & subset(A,B) ) ),
    file('theBenchmark.p',d10_xboole_0) ).

fof(d1_xboole_0,axiom,
    ! [A] :
      ( A = empty_set
    <=> ! [B] : ~ in(B,A) ),
    file('theBenchmark.p',d1_xboole_0) ).

fof(d2_xboole_0,axiom,
    ! [A,B,C] :
      ( C = set_union2(A,B)
    <=> ! [D] :
          ( in(D,C)
        <=> ( in(D,B)
            | in(D,A) ) ) ),
    file('theBenchmark.p',d2_xboole_0) ).

fof(d3_tarski,axiom,
    ! [A,B] :
      ( subset(A,B)
    <=> ! [C] :
          ( in(C,A)
         => in(C,B) ) ),
    file('theBenchmark.p',d3_tarski) ).

fof(d3_xboole_0,axiom,
    ! [A,B,C] :
      ( C = set_intersection2(A,B)
    <=> ! [D] :
          ( in(D,C)
        <=> ( in(D,B)
            & in(D,A) ) ) ),
    file('theBenchmark.p',d3_xboole_0) ).

fof(d7_xboole_0,axiom,
    ! [A,B] :
      ( disjoint(A,B)
    <=> set_intersection2(A,B) = empty_set ),
    file('theBenchmark.p',d7_xboole_0) ).

fof(dt_k1_xboole_0,axiom,
    $true,
    file('theBenchmark.p',dt_k1_xboole_0) ).

fof(dt_k2_xboole_0,axiom,
    $true,
    file('theBenchmark.p',dt_k2_xboole_0) ).

fof(dt_k3_xboole_0,axiom,
    $true,
    file('theBenchmark.p',dt_k3_xboole_0) ).

fof(fc1_xboole_0,axiom,
    empty(empty_set),
    file('theBenchmark.p',fc1_xboole_0) ).

fof(fc2_xboole_0,axiom,
    ! [A,B] :
      ( ~ empty(A)
     => ~ empty(set_union2(A,B)) ),
    file('theBenchmark.p',fc2_xboole_0) ).

fof(fc3_xboole_0,axiom,
    ! [A,B] :
      ( ~ empty(A)
     => ~ empty(set_union2(B,A)) ),
    file('theBenchmark.p',fc3_xboole_0) ).

fof(idempotence_k2_xboole_0,axiom,
    ! [A,B] : set_union2(A,A) = A,
    file('theBenchmark.p',idempotence_k2_xboole_0) ).

fof(idempotence_k3_xboole_0,axiom,
    ! [A,B] : set_intersection2(A,A) = A,
    file('theBenchmark.p',idempotence_k3_xboole_0) ).

fof(rc1_xboole_0,axiom,
    ? [A] : empty(A),
    file('theBenchmark.p',rc1_xboole_0) ).

fof(rc2_xboole_0,axiom,
    ? [A] : ~ empty(A),
    file('theBenchmark.p',rc2_xboole_0) ).

fof(reflexivity_r1_tarski,axiom,
    ! [A,B] : subset(A,A),
    file('theBenchmark.p',reflexivity_r1_tarski) ).

fof(symmetry_r1_xboole_0,axiom,
    ! [A,B] :
      ( disjoint(A,B)
     => disjoint(B,A) ),
    file('theBenchmark.p',symmetry_r1_xboole_0) ).

fof(t1_boole,axiom,
    ! [A] : set_union2(A,empty_set) = A,
    file('theBenchmark.p',t1_boole) ).

fof(t1_xboole_1,lemma,
    ! [A,B,C] :
      ( ( subset(B,C)
        & subset(A,B) )
     => subset(A,C) ),
    file('theBenchmark.p',t1_xboole_1) ).

fof(t2_xboole_1,lemma,
    ! [A] : subset(empty_set,A),
    file('theBenchmark.p',t2_xboole_1) ).

fof(t3_xboole_0,lemma,
    ! [A,B] :
      ( ~ ( disjoint(A,B)
          & ? [C] :
              ( in(C,B)
              & in(C,A) ) )
      & ~ ( ! [C] :
              ~ ( in(C,B)
                & in(C,A) )
          & ~ disjoint(A,B) ) ),
    file('theBenchmark.p',t3_xboole_0) ).

fof(t3_xboole_1,lemma,
    ! [A] :
      ( subset(A,empty_set)
     => A = empty_set ),
    file('theBenchmark.p',t3_xboole_1) ).

fof(t4_xboole_0,lemma,
    ! [A,B] :
      ( ~ ( disjoint(A,B)
          & ? [C] : in(C,set_intersection2(A,B)) )
      & ~ ( ! [C] : ~ in(C,set_intersection2(A,B))
          & ~ disjoint(A,B) ) ),
    file('theBenchmark.p',t4_xboole_0) ).

fof(t6_boole,axiom,
    ! [A] :
      ( empty(A)
     => A = empty_set ),
    file('theBenchmark.p',t6_boole) ).

fof(t7_boole,axiom,
    ! [A,B] :
      ~ ( empty(B)
        & in(A,B) ),
    file('theBenchmark.p',t7_boole) ).

fof(t7_xboole_1,conjecture,
    ! [A,B] : subset(A,set_union2(A,B)),
    file('theBenchmark.p',t7_xboole_1) ).

fof(t8_boole,axiom,
    ! [A,B] :
      ~ ( empty(B)
        & A != B
        & empty(A) ),
    file('theBenchmark.p',t8_boole) ).

fof(f_1_1,plain,
    ! [A,B] :
      ( ~ in(B,A)
      | ~ in(A,B) ),
    inference(fof_nnf,[status(thm)],[antisymmetry_r2_hidden]) ).

fof(f_1_2,plain,
    ! [U_1,U_0] :
      ( ~ in(U_0,U_1)
      | ~ in(U_1,U_0) ),
    inference(variable_rename,[status(thm)],[f_1_1]) ).

cnf(f_1_3,plain,
    ( ~ in(U_0,U_1)
    | ~ in(U_1,U_0) ),
    inference(clausify,[status(thm)],[f_1_2]) ).

fof(f_2_1,plain,
    ! [A,B] : set_union2(A,B) = set_union2(B,A),
    inference(fof_nnf,[status(thm)],[commutativity_k2_xboole_0]) ).

fof(f_2_2,plain,
    ! [U_3,U_2] : set_union2(U_3,U_2) = set_union2(U_2,U_3),
    inference(variable_rename,[status(thm)],[f_2_1]) ).

cnf(f_2_3,plain,
    set_union2(U_3,U_2) = set_union2(U_2,U_3),
    inference(clausify,[status(thm)],[f_2_2]) ).

fof(f_3_1,plain,
    ! [A,B] : set_intersection2(A,B) = set_intersection2(B,A),
    inference(fof_nnf,[status(thm)],[commutativity_k3_xboole_0]) ).

fof(f_3_2,plain,
    ! [U_5,U_4] : set_intersection2(U_5,U_4) = set_intersection2(U_4,U_5),
    inference(variable_rename,[status(thm)],[f_3_1]) ).

cnf(f_3_3,plain,
    set_intersection2(U_5,U_4) = set_intersection2(U_4,U_5),
    inference(clausify,[status(thm)],[f_3_2]) ).

fof(f_4_1,plain,
    ! [A,B] :
      ( ( A = B
        | ~ subset(B,A)
        | ~ subset(A,B) )
      & ( ( subset(B,A)
          & subset(A,B) )
        | A != B ) ),
    inference(fof_nnf,[status(thm)],[d10_xboole_0]) ).

fof(f_4_2,plain,
    ! [U_7,U_6] :
      ( ( U_7 = U_6
        | ~ subset(U_6,U_7)
        | ~ subset(U_7,U_6) )
      & ( ( subset(U_6,U_7)
          & subset(U_7,U_6) )
        | U_7 != U_6 ) ),
    inference(variable_rename,[status(thm)],[f_4_1]) ).

fof(f_4_3,plain,
    ( ! [U_11,U_9] :
        ( U_11 = U_9
        | ~ subset(U_9,U_11)
        | ~ subset(U_11,U_9) )
    & ! [U_10,U_8] :
        ( ( subset(U_8,U_10)
          & subset(U_10,U_8) )
        | U_10 != U_8 ) ),
    inference(miniscope,[status(thm)],[f_4_2]) ).

cnf(f_4_4,plain,
    ( subset(U_10,U_8)
    | U_10 != U_8 ),
    inference(clausify,[status(thm)],[f_4_3]) ).

cnf(f_4_5,plain,
    ( subset(U_8,U_10)
    | U_10 != U_8 ),
    inference(clausify,[status(thm)],[f_4_3]) ).

cnf(f_4_6,plain,
    ( U_11 = U_9
    | ~ subset(U_9,U_11)
    | ~ subset(U_11,U_9) ),
    inference(clausify,[status(thm)],[f_4_3]) ).

fof(f_5_1,plain,
    ! [A] :
      ( ( A = empty_set
        | ? [B] : in(B,A) )
      & ( ! [B] : ~ in(B,A)
        | A != empty_set ) ),
    inference(fof_nnf,[status(thm)],[d1_xboole_0]) ).

fof(f_5_2,plain,
    ! [U_14] :
      ( ( U_14 = empty_set
        | ? [U_13] : in(U_13,U_14) )
      & ( ! [U_12] : ~ in(U_12,U_14)
        | U_14 != empty_set ) ),
    inference(variable_rename,[status(thm)],[f_5_1]) ).

fof(f_5_3,plain,
    ( ! [U_16] :
        ( U_16 = empty_set
        | ? [U_13] : in(U_13,U_16) )
    & ! [U_15] :
        ( ! [U_12] : ~ in(U_12,U_15)
        | U_15 != empty_set ) ),
    inference(miniscope,[status(thm)],[f_5_2]) ).

fof(f_5_4,plain,
    ( ! [U_16] :
        ( U_16 = empty_set
        | in(sK1(U_16),U_16) )
    & ! [U_15] :
        ( ! [U_12] : ~ in(U_12,U_15)
        | U_15 != empty_set ) ),
    inference(skolemize,[status(esa),new_symbols(skolem,[sK1]),skolemize(U_13,sK1(U_16))],[f_5_3]) ).

cnf(f_5_5,plain,
    ( ~ in(U_12,U_15)
    | U_15 != empty_set ),
    inference(clausify,[status(thm)],[f_5_4]) ).

cnf(f_5_6,plain,
    ( U_16 = empty_set
    | in(sK1(U_16),U_16) ),
    inference(clausify,[status(thm)],[f_5_4]) ).

fof(f_6_1,plain,
    ! [A,B,C] :
      ( ( C = set_union2(A,B)
        | ? [D] :
            ( ( ~ in(D,C)
              & ( in(D,B)
                | in(D,A) ) )
            | ( ~ in(D,B)
              & ~ in(D,A)
              & in(D,C) ) ) )
      & ( ! [D] :
            ( ( in(D,C)
              | ( ~ in(D,B)
                & ~ in(D,A) ) )
            & ( in(D,B)
              | in(D,A)
              | ~ in(D,C) ) )
        | C != set_union2(A,B) ) ),
    inference(fof_nnf,[status(thm)],[d2_xboole_0]) ).

fof(f_6_2,plain,
    ! [U_21,U_20,U_19] :
      ( ( U_19 = set_union2(U_21,U_20)
        | ? [U_18] :
            ( ( ~ in(U_18,U_19)
              & ( in(U_18,U_20)
                | in(U_18,U_21) ) )
            | ( ~ in(U_18,U_20)
              & ~ in(U_18,U_21)
              & in(U_18,U_19) ) ) )
      & ( ! [U_17] :
            ( ( in(U_17,U_19)
              | ( ~ in(U_17,U_20)
                & ~ in(U_17,U_21) ) )
            & ( in(U_17,U_20)
              | in(U_17,U_21)
              | ~ in(U_17,U_19) ) )
        | U_19 != set_union2(U_21,U_20) ) ),
    inference(variable_rename,[status(thm)],[f_6_1]) ).

fof(f_6_3,plain,
    ( ! [U_31,U_29,U_27] :
        ( U_27 = set_union2(U_31,U_29)
        | ? [U_25] :
            ( ~ in(U_25,U_27)
            & ( in(U_25,U_29)
              | in(U_25,U_31) ) )
        | ? [U_24] :
            ( ~ in(U_24,U_29)
            & ~ in(U_24,U_31)
            & in(U_24,U_27) ) )
    & ! [U_30,U_28,U_26] :
        ( ( ! [U_23] :
              ( in(U_23,U_26)
              | ( ~ in(U_23,U_28)
                & ~ in(U_23,U_30) ) )
          & ! [U_22] :
              ( in(U_22,U_28)
              | in(U_22,U_30)
              | ~ in(U_22,U_26) ) )
        | U_26 != set_union2(U_30,U_28) ) ),
    inference(miniscope,[status(thm)],[f_6_2]) ).

fof(f_6_4,plain,
    ( ! [U_31,U_29,U_27] :
        ( U_27 = set_union2(U_31,U_29)
        | ? [U_25] :
            ( ~ in(U_25,U_27)
            & ( in(U_25,U_29)
              | in(U_25,U_31) ) )
        | ( ~ in(sK2(U_31,U_29,U_27),U_29)
          & ~ in(sK2(U_31,U_29,U_27),U_31)
          & in(sK2(U_31,U_29,U_27),U_27) ) )
    & ! [U_30,U_28,U_26] :
        ( ( ! [U_23] :
              ( in(U_23,U_26)
              | ( ~ in(U_23,U_28)
                & ~ in(U_23,U_30) ) )
          & ! [U_22] :
              ( in(U_22,U_28)
              | in(U_22,U_30)
              | ~ in(U_22,U_26) ) )
        | U_26 != set_union2(U_30,U_28) ) ),
    inference(skolemize,[status(esa),new_symbols(skolem,[sK2]),skolemize(U_24,sK2(U_31,U_29,U_27))],[f_6_3]) ).

fof(f_6_5,plain,
    ( ! [U_31,U_29,U_27] :
        ( U_27 = set_union2(U_31,U_29)
        | ( ~ in(sK3(U_31,U_29,U_27),U_27)
          & ( in(sK3(U_31,U_29,U_27),U_29)
            | in(sK3(U_31,U_29,U_27),U_31) ) )
        | ( ~ in(sK2(U_31,U_29,U_27),U_29)
          & ~ in(sK2(U_31,U_29,U_27),U_31)
          & in(sK2(U_31,U_29,U_27),U_27) ) )
    & ! [U_30,U_28,U_26] :
        ( ( ! [U_23] :
              ( in(U_23,U_26)
              | ( ~ in(U_23,U_28)
                & ~ in(U_23,U_30) ) )
          & ! [U_22] :
              ( in(U_22,U_28)
              | in(U_22,U_30)
              | ~ in(U_22,U_26) ) )
        | U_26 != set_union2(U_30,U_28) ) ),
    inference(skolemize,[status(esa),new_symbols(skolem,[sK3]),skolemize(U_25,sK3(U_31,U_29,U_27))],[f_6_4]) ).

cnf(f_6_6,plain,
    ( in(U_22,U_28)
    | in(U_22,U_30)
    | ~ in(U_22,U_26)
    | U_26 != set_union2(U_30,U_28) ),
    inference(clausify,[status(thm)],[f_6_5]) ).

cnf(f_6_7,plain,
    ( ~ in(U_23,U_30)
    | in(U_23,U_26)
    | U_26 != set_union2(U_30,U_28) ),
    inference(clausify,[status(thm)],[f_6_5]) ).

cnf(f_6_8,plain,
    ( ~ in(U_23,U_28)
    | in(U_23,U_26)
    | U_26 != set_union2(U_30,U_28) ),
    inference(clausify,[status(thm)],[f_6_5]) ).

cnf(f_6_9,plain,
    ( in(sK3(U_31,U_29,U_27),U_29)
    | in(sK3(U_31,U_29,U_27),U_31)
    | in(sK2(U_31,U_29,U_27),U_27)
    | U_27 = set_union2(U_31,U_29) ),
    inference(clausify,[status(thm)],[f_6_5]) ).

cnf(f_6_10,plain,
    ( ~ in(sK3(U_31,U_29,U_27),U_27)
    | in(sK2(U_31,U_29,U_27),U_27)
    | U_27 = set_union2(U_31,U_29) ),
    inference(clausify,[status(thm)],[f_6_5]) ).

cnf(f_6_11,plain,
    ( ~ in(sK2(U_31,U_29,U_27),U_31)
    | in(sK3(U_31,U_29,U_27),U_29)
    | in(sK3(U_31,U_29,U_27),U_31)
    | U_27 = set_union2(U_31,U_29) ),
    inference(clausify,[status(thm)],[f_6_5]) ).

cnf(f_6_12,plain,
    ( ~ in(sK2(U_31,U_29,U_27),U_29)
    | in(sK3(U_31,U_29,U_27),U_29)
    | in(sK3(U_31,U_29,U_27),U_31)
    | U_27 = set_union2(U_31,U_29) ),
    inference(clausify,[status(thm)],[f_6_5]) ).

cnf(f_6_13,plain,
    ( ~ in(sK2(U_31,U_29,U_27),U_31)
    | ~ in(sK3(U_31,U_29,U_27),U_27)
    | U_27 = set_union2(U_31,U_29) ),
    inference(clausify,[status(thm)],[f_6_5]) ).

cnf(f_6_14,plain,
    ( ~ in(sK2(U_31,U_29,U_27),U_29)
    | ~ in(sK3(U_31,U_29,U_27),U_27)
    | U_27 = set_union2(U_31,U_29) ),
    inference(clausify,[status(thm)],[f_6_5]) ).

fof(f_7_1,plain,
    ! [A,B] :
      ( ( subset(A,B)
        | ? [C] :
            ( ~ in(C,B)
            & in(C,A) ) )
      & ( ! [C] :
            ( in(C,B)
            | ~ in(C,A) )
        | ~ subset(A,B) ) ),
    inference(fof_nnf,[status(thm)],[d3_tarski]) ).

fof(f_7_2,plain,
    ! [U_35,U_34] :
      ( ( subset(U_35,U_34)
        | ? [U_33] :
            ( ~ in(U_33,U_34)
            & in(U_33,U_35) ) )
      & ( ! [U_32] :
            ( in(U_32,U_34)
            | ~ in(U_32,U_35) )
        | ~ subset(U_35,U_34) ) ),
    inference(variable_rename,[status(thm)],[f_7_1]) ).

fof(f_7_3,plain,
    ( ! [U_39,U_37] :
        ( subset(U_39,U_37)
        | ? [U_33] :
            ( ~ in(U_33,U_37)
            & in(U_33,U_39) ) )
    & ! [U_38,U_36] :
        ( ! [U_32] :
            ( in(U_32,U_36)
            | ~ in(U_32,U_38) )
        | ~ subset(U_38,U_36) ) ),
    inference(miniscope,[status(thm)],[f_7_2]) ).

fof(f_7_4,plain,
    ( ! [U_39,U_37] :
        ( subset(U_39,U_37)
        | ( ~ in(sK4(U_39,U_37),U_37)
          & in(sK4(U_39,U_37),U_39) ) )
    & ! [U_38,U_36] :
        ( ! [U_32] :
            ( in(U_32,U_36)
            | ~ in(U_32,U_38) )
        | ~ subset(U_38,U_36) ) ),
    inference(skolemize,[status(esa),new_symbols(skolem,[sK4]),skolemize(U_33,sK4(U_39,U_37))],[f_7_3]) ).

cnf(f_7_5,plain,
    ( in(U_32,U_36)
    | ~ in(U_32,U_38)
    | ~ subset(U_38,U_36) ),
    inference(clausify,[status(thm)],[f_7_4]) ).

cnf(f_7_6,plain,
    ( in(sK4(U_39,U_37),U_39)
    | subset(U_39,U_37) ),
    inference(clausify,[status(thm)],[f_7_4]) ).

cnf(f_7_7,plain,
    ( ~ in(sK4(U_39,U_37),U_37)
    | subset(U_39,U_37) ),
    inference(clausify,[status(thm)],[f_7_4]) ).

fof(f_8_1,plain,
    ! [A,B,C] :
      ( ( C = set_intersection2(A,B)
        | ? [D] :
            ( ( ~ in(D,C)
              & in(D,B)
              & in(D,A) )
            | ( ( ~ in(D,B)
                | ~ in(D,A) )
              & in(D,C) ) ) )
      & ( ! [D] :
            ( ( in(D,C)
              | ~ in(D,B)
              | ~ in(D,A) )
            & ( ( in(D,B)
                & in(D,A) )
              | ~ in(D,C) ) )
        | C != set_intersection2(A,B) ) ),
    inference(fof_nnf,[status(thm)],[d3_xboole_0]) ).

fof(f_8_2,plain,
    ! [U_44,U_43,U_42] :
      ( ( U_42 = set_intersection2(U_44,U_43)
        | ? [U_41] :
            ( ( ~ in(U_41,U_42)
              & in(U_41,U_43)
              & in(U_41,U_44) )
            | ( ( ~ in(U_41,U_43)
                | ~ in(U_41,U_44) )
              & in(U_41,U_42) ) ) )
      & ( ! [U_40] :
            ( ( in(U_40,U_42)
              | ~ in(U_40,U_43)
              | ~ in(U_40,U_44) )
            & ( ( in(U_40,U_43)
                & in(U_40,U_44) )
              | ~ in(U_40,U_42) ) )
        | U_42 != set_intersection2(U_44,U_43) ) ),
    inference(variable_rename,[status(thm)],[f_8_1]) ).

fof(f_8_3,plain,
    ( ! [U_54,U_52,U_50] :
        ( U_50 = set_intersection2(U_54,U_52)
        | ? [U_48] :
            ( ~ in(U_48,U_50)
            & in(U_48,U_52)
            & in(U_48,U_54) )
        | ? [U_47] :
            ( ( ~ in(U_47,U_52)
              | ~ in(U_47,U_54) )
            & in(U_47,U_50) ) )
    & ! [U_53,U_51,U_49] :
        ( ( ! [U_46] :
              ( in(U_46,U_49)
              | ~ in(U_46,U_51)
              | ~ in(U_46,U_53) )
          & ! [U_45] :
              ( ( in(U_45,U_51)
                & in(U_45,U_53) )
              | ~ in(U_45,U_49) ) )
        | U_49 != set_intersection2(U_53,U_51) ) ),
    inference(miniscope,[status(thm)],[f_8_2]) ).

fof(f_8_4,plain,
    ( ! [U_54,U_52,U_50] :
        ( U_50 = set_intersection2(U_54,U_52)
        | ? [U_48] :
            ( ~ in(U_48,U_50)
            & in(U_48,U_52)
            & in(U_48,U_54) )
        | ( ( ~ in(sK5(U_54,U_52,U_50),U_52)
            | ~ in(sK5(U_54,U_52,U_50),U_54) )
          & in(sK5(U_54,U_52,U_50),U_50) ) )
    & ! [U_53,U_51,U_49] :
        ( ( ! [U_46] :
              ( in(U_46,U_49)
              | ~ in(U_46,U_51)
              | ~ in(U_46,U_53) )
          & ! [U_45] :
              ( ( in(U_45,U_51)
                & in(U_45,U_53) )
              | ~ in(U_45,U_49) ) )
        | U_49 != set_intersection2(U_53,U_51) ) ),
    inference(skolemize,[status(esa),new_symbols(skolem,[sK5]),skolemize(U_47,sK5(U_54,U_52,U_50))],[f_8_3]) ).

fof(f_8_5,plain,
    ( ! [U_54,U_52,U_50] :
        ( U_50 = set_intersection2(U_54,U_52)
        | ( ~ in(sK6(U_54,U_52,U_50),U_50)
          & in(sK6(U_54,U_52,U_50),U_52)
          & in(sK6(U_54,U_52,U_50),U_54) )
        | ( ( ~ in(sK5(U_54,U_52,U_50),U_52)
            | ~ in(sK5(U_54,U_52,U_50),U_54) )
          & in(sK5(U_54,U_52,U_50),U_50) ) )
    & ! [U_53,U_51,U_49] :
        ( ( ! [U_46] :
              ( in(U_46,U_49)
              | ~ in(U_46,U_51)
              | ~ in(U_46,U_53) )
          & ! [U_45] :
              ( ( in(U_45,U_51)
                & in(U_45,U_53) )
              | ~ in(U_45,U_49) ) )
        | U_49 != set_intersection2(U_53,U_51) ) ),
    inference(skolemize,[status(esa),new_symbols(skolem,[sK6]),skolemize(U_48,sK6(U_54,U_52,U_50))],[f_8_4]) ).

cnf(f_8_6,plain,
    ( in(U_45,U_53)
    | ~ in(U_45,U_49)
    | U_49 != set_intersection2(U_53,U_51) ),
    inference(clausify,[status(thm)],[f_8_5]) ).

cnf(f_8_7,plain,
    ( in(U_45,U_51)
    | ~ in(U_45,U_49)
    | U_49 != set_intersection2(U_53,U_51) ),
    inference(clausify,[status(thm)],[f_8_5]) ).

cnf(f_8_8,plain,
    ( in(U_46,U_49)
    | ~ in(U_46,U_51)
    | ~ in(U_46,U_53)
    | U_49 != set_intersection2(U_53,U_51) ),
    inference(clausify,[status(thm)],[f_8_5]) ).

cnf(f_8_9,plain,
    ( in(sK6(U_54,U_52,U_50),U_54)
    | in(sK5(U_54,U_52,U_50),U_50)
    | U_50 = set_intersection2(U_54,U_52) ),
    inference(clausify,[status(thm)],[f_8_5]) ).

cnf(f_8_10,plain,
    ( in(sK6(U_54,U_52,U_50),U_52)
    | in(sK5(U_54,U_52,U_50),U_50)
    | U_50 = set_intersection2(U_54,U_52) ),
    inference(clausify,[status(thm)],[f_8_5]) ).

cnf(f_8_11,plain,
    ( ~ in(sK6(U_54,U_52,U_50),U_50)
    | in(sK5(U_54,U_52,U_50),U_50)
    | U_50 = set_intersection2(U_54,U_52) ),
    inference(clausify,[status(thm)],[f_8_5]) ).

cnf(f_8_12,plain,
    ( in(sK6(U_54,U_52,U_50),U_54)
    | ~ in(sK5(U_54,U_52,U_50),U_52)
    | ~ in(sK5(U_54,U_52,U_50),U_54)
    | U_50 = set_intersection2(U_54,U_52) ),
    inference(clausify,[status(thm)],[f_8_5]) ).

cnf(f_8_13,plain,
    ( in(sK6(U_54,U_52,U_50),U_52)
    | ~ in(sK5(U_54,U_52,U_50),U_52)
    | ~ in(sK5(U_54,U_52,U_50),U_54)
    | U_50 = set_intersection2(U_54,U_52) ),
    inference(clausify,[status(thm)],[f_8_5]) ).

cnf(f_8_14,plain,
    ( ~ in(sK6(U_54,U_52,U_50),U_50)
    | ~ in(sK5(U_54,U_52,U_50),U_52)
    | ~ in(sK5(U_54,U_52,U_50),U_54)
    | U_50 = set_intersection2(U_54,U_52) ),
    inference(clausify,[status(thm)],[f_8_5]) ).

fof(f_9_1,plain,
    ! [A,B] :
      ( ( disjoint(A,B)
        | set_intersection2(A,B) != empty_set )
      & ( set_intersection2(A,B) = empty_set
        | ~ disjoint(A,B) ) ),
    inference(fof_nnf,[status(thm)],[d7_xboole_0]) ).

fof(f_9_2,plain,
    ! [U_56,U_55] :
      ( ( disjoint(U_56,U_55)
        | set_intersection2(U_56,U_55) != empty_set )
      & ( set_intersection2(U_56,U_55) = empty_set
        | ~ disjoint(U_56,U_55) ) ),
    inference(variable_rename,[status(thm)],[f_9_1]) ).

fof(f_9_3,plain,
    ( ! [U_60,U_58] :
        ( disjoint(U_60,U_58)
        | set_intersection2(U_60,U_58) != empty_set )
    & ! [U_59,U_57] :
        ( set_intersection2(U_59,U_57) = empty_set
        | ~ disjoint(U_59,U_57) ) ),
    inference(miniscope,[status(thm)],[f_9_2]) ).

cnf(f_9_4,plain,
    ( set_intersection2(U_59,U_57) = empty_set
    | ~ disjoint(U_59,U_57) ),
    inference(clausify,[status(thm)],[f_9_3]) ).

cnf(f_9_5,plain,
    ( disjoint(U_60,U_58)
    | set_intersection2(U_60,U_58) != empty_set ),
    inference(clausify,[status(thm)],[f_9_3]) ).

fof(f_10_1,plain,
    $true,
    inference(fof_nnf,[status(thm)],[dt_k1_xboole_0]) ).

cnf(f_10_2,plain,
    $true,
    inference(clausify,[status(thm)],[f_10_1]) ).

fof(f_11_1,plain,
    $true,
    inference(fof_nnf,[status(thm)],[dt_k2_xboole_0]) ).

cnf(f_11_2,plain,
    $true,
    inference(clausify,[status(thm)],[f_11_1]) ).

fof(f_12_1,plain,
    $true,
    inference(fof_nnf,[status(thm)],[dt_k3_xboole_0]) ).

cnf(f_12_2,plain,
    $true,
    inference(clausify,[status(thm)],[f_12_1]) ).

fof(f_13_1,plain,
    empty(empty_set),
    inference(fof_nnf,[status(thm)],[fc1_xboole_0]) ).

cnf(f_13_2,plain,
    empty(empty_set),
    inference(clausify,[status(thm)],[f_13_1]) ).

fof(f_14_1,plain,
    ! [A,B] :
      ( ~ empty(set_union2(A,B))
      | empty(A) ),
    inference(fof_nnf,[status(thm)],[fc2_xboole_0]) ).

fof(f_14_2,plain,
    ! [U_62,U_61] :
      ( ~ empty(set_union2(U_62,U_61))
      | empty(U_62) ),
    inference(variable_rename,[status(thm)],[f_14_1]) ).

fof(f_14_3,plain,
    ! [U_62] :
      ( ! [U_61] : ~ empty(set_union2(U_62,U_61))
      | empty(U_62) ),
    inference(miniscope,[status(thm)],[f_14_2]) ).

cnf(f_14_4,plain,
    ( ~ empty(set_union2(U_62,U_61))
    | empty(U_62) ),
    inference(clausify,[status(thm)],[f_14_3]) ).

fof(f_15_1,plain,
    ! [A,B] :
      ( ~ empty(set_union2(B,A))
      | empty(A) ),
    inference(fof_nnf,[status(thm)],[fc3_xboole_0]) ).

fof(f_15_2,plain,
    ! [U_64,U_63] :
      ( ~ empty(set_union2(U_63,U_64))
      | empty(U_64) ),
    inference(variable_rename,[status(thm)],[f_15_1]) ).

fof(f_15_3,plain,
    ! [U_64] :
      ( ! [U_63] : ~ empty(set_union2(U_63,U_64))
      | empty(U_64) ),
    inference(miniscope,[status(thm)],[f_15_2]) ).

cnf(f_15_4,plain,
    ( ~ empty(set_union2(U_63,U_64))
    | empty(U_64) ),
    inference(clausify,[status(thm)],[f_15_3]) ).

fof(f_16_1,plain,
    ! [A,B] : set_union2(A,A) = A,
    inference(fof_nnf,[status(thm)],[idempotence_k2_xboole_0]) ).

fof(f_16_2,plain,
    ! [U_66,U_65] : set_union2(U_66,U_66) = U_66,
    inference(variable_rename,[status(thm)],[f_16_1]) ).

fof(f_16_3,plain,
    ! [U_66] : set_union2(U_66,U_66) = U_66,
    inference(miniscope,[status(thm)],[f_16_2]) ).

cnf(f_16_4,plain,
    set_union2(U_66,U_66) = U_66,
    inference(clausify,[status(thm)],[f_16_3]) ).

fof(f_17_1,plain,
    ! [A,B] : set_intersection2(A,A) = A,
    inference(fof_nnf,[status(thm)],[idempotence_k3_xboole_0]) ).

fof(f_17_2,plain,
    ! [U_68,U_67] : set_intersection2(U_68,U_68) = U_68,
    inference(variable_rename,[status(thm)],[f_17_1]) ).

fof(f_17_3,plain,
    ! [U_68] : set_intersection2(U_68,U_68) = U_68,
    inference(miniscope,[status(thm)],[f_17_2]) ).

cnf(f_17_4,plain,
    set_intersection2(U_68,U_68) = U_68,
    inference(clausify,[status(thm)],[f_17_3]) ).

fof(f_18_1,plain,
    ? [A] : empty(A),
    inference(fof_nnf,[status(thm)],[rc1_xboole_0]) ).

fof(f_18_2,plain,
    ? [U_69] : empty(U_69),
    inference(variable_rename,[status(thm)],[f_18_1]) ).

fof(f_18_3,plain,
    empty(sK7),
    inference(skolemize,[status(esa),new_symbols(skolem,[sK7]),skolemize(U_69,sK7)],[f_18_2]) ).

cnf(f_18_4,plain,
    empty(sK7),
    inference(clausify,[status(thm)],[f_18_3]) ).

fof(f_19_1,plain,
    ? [A] : ~ empty(A),
    inference(fof_nnf,[status(thm)],[rc2_xboole_0]) ).

fof(f_19_2,plain,
    ? [U_70] : ~ empty(U_70),
    inference(variable_rename,[status(thm)],[f_19_1]) ).

fof(f_19_3,plain,
    ~ empty(sK8),
    inference(skolemize,[status(esa),new_symbols(skolem,[sK8]),skolemize(U_70,sK8)],[f_19_2]) ).

cnf(f_19_4,plain,
    ~ empty(sK8),
    inference(clausify,[status(thm)],[f_19_3]) ).

fof(f_20_1,plain,
    ! [A,B] : subset(A,A),
    inference(fof_nnf,[status(thm)],[reflexivity_r1_tarski]) ).

fof(f_20_2,plain,
    ! [U_72,U_71] : subset(U_72,U_72),
    inference(variable_rename,[status(thm)],[f_20_1]) ).

fof(f_20_3,plain,
    ! [U_72] : subset(U_72,U_72),
    inference(miniscope,[status(thm)],[f_20_2]) ).

cnf(f_20_4,plain,
    subset(U_72,U_72),
    inference(clausify,[status(thm)],[f_20_3]) ).

fof(f_21_1,plain,
    ! [A,B] :
      ( disjoint(B,A)
      | ~ disjoint(A,B) ),
    inference(fof_nnf,[status(thm)],[symmetry_r1_xboole_0]) ).

fof(f_21_2,plain,
    ! [U_74,U_73] :
      ( disjoint(U_73,U_74)
      | ~ disjoint(U_74,U_73) ),
    inference(variable_rename,[status(thm)],[f_21_1]) ).

cnf(f_21_3,plain,
    ( disjoint(U_73,U_74)
    | ~ disjoint(U_74,U_73) ),
    inference(clausify,[status(thm)],[f_21_2]) ).

fof(f_22_1,plain,
    ! [A] : set_union2(A,empty_set) = A,
    inference(fof_nnf,[status(thm)],[t1_boole]) ).

fof(f_22_2,plain,
    ! [U_75] : set_union2(U_75,empty_set) = U_75,
    inference(variable_rename,[status(thm)],[f_22_1]) ).

cnf(f_22_3,plain,
    set_union2(U_75,empty_set) = U_75,
    inference(clausify,[status(thm)],[f_22_2]) ).

fof(f_23_1,plain,
    ! [A,B,C] :
      ( subset(A,C)
      | ~ subset(B,C)
      | ~ subset(A,B) ),
    inference(fof_nnf,[status(thm)],[t1_xboole_1]) ).

fof(f_23_2,plain,
    ! [U_78,U_77,U_76] :
      ( subset(U_78,U_76)
      | ~ subset(U_77,U_76)
      | ~ subset(U_78,U_77) ),
    inference(variable_rename,[status(thm)],[f_23_1]) ).

cnf(f_23_3,plain,
    ( subset(U_78,U_76)
    | ~ subset(U_77,U_76)
    | ~ subset(U_78,U_77) ),
    inference(clausify,[status(thm)],[f_23_2]) ).

fof(f_24_1,plain,
    ! [A] : subset(empty_set,A),
    inference(fof_nnf,[status(thm)],[t2_xboole_1]) ).

fof(f_24_2,plain,
    ! [U_79] : subset(empty_set,U_79),
    inference(variable_rename,[status(thm)],[f_24_1]) ).

cnf(f_24_3,plain,
    subset(empty_set,U_79),
    inference(clausify,[status(thm)],[f_24_2]) ).

fof(f_25_1,plain,
    ! [A,B] :
      ( ( ~ disjoint(A,B)
        | ! [C] :
            ( ~ in(C,B)
            | ~ in(C,A) ) )
      & ( ? [C] :
            ( in(C,B)
            & in(C,A) )
        | disjoint(A,B) ) ),
    inference(fof_nnf,[status(thm)],[t3_xboole_0]) ).

fof(f_25_2,plain,
    ! [U_83,U_82] :
      ( ( ~ disjoint(U_83,U_82)
        | ! [U_81] :
            ( ~ in(U_81,U_82)
            | ~ in(U_81,U_83) ) )
      & ( ? [U_80] :
            ( in(U_80,U_82)
            & in(U_80,U_83) )
        | disjoint(U_83,U_82) ) ),
    inference(variable_rename,[status(thm)],[f_25_1]) ).

fof(f_25_3,plain,
    ( ! [U_87,U_85] :
        ( ~ disjoint(U_87,U_85)
        | ! [U_81] :
            ( ~ in(U_81,U_85)
            | ~ in(U_81,U_87) ) )
    & ! [U_86,U_84] :
        ( ? [U_80] :
            ( in(U_80,U_84)
            & in(U_80,U_86) )
        | disjoint(U_86,U_84) ) ),
    inference(miniscope,[status(thm)],[f_25_2]) ).

fof(f_25_4,plain,
    ( ! [U_87,U_85] :
        ( ~ disjoint(U_87,U_85)
        | ! [U_81] :
            ( ~ in(U_81,U_85)
            | ~ in(U_81,U_87) ) )
    & ! [U_86,U_84] :
        ( ( in(sK9(U_86,U_84),U_84)
          & in(sK9(U_86,U_84),U_86) )
        | disjoint(U_86,U_84) ) ),
    inference(skolemize,[status(esa),new_symbols(skolem,[sK9]),skolemize(U_80,sK9(U_86,U_84))],[f_25_3]) ).

cnf(f_25_5,plain,
    ( in(sK9(U_86,U_84),U_86)
    | disjoint(U_86,U_84) ),
    inference(clausify,[status(thm)],[f_25_4]) ).

cnf(f_25_6,plain,
    ( in(sK9(U_86,U_84),U_84)
    | disjoint(U_86,U_84) ),
    inference(clausify,[status(thm)],[f_25_4]) ).

cnf(f_25_7,plain,
    ( ~ disjoint(U_87,U_85)
    | ~ in(U_81,U_85)
    | ~ in(U_81,U_87) ),
    inference(clausify,[status(thm)],[f_25_4]) ).

fof(f_26_1,plain,
    ! [A] :
      ( A = empty_set
      | ~ subset(A,empty_set) ),
    inference(fof_nnf,[status(thm)],[t3_xboole_1]) ).

fof(f_26_2,plain,
    ! [U_88] :
      ( U_88 = empty_set
      | ~ subset(U_88,empty_set) ),
    inference(variable_rename,[status(thm)],[f_26_1]) ).

cnf(f_26_3,plain,
    ( U_88 = empty_set
    | ~ subset(U_88,empty_set) ),
    inference(clausify,[status(thm)],[f_26_2]) ).

fof(f_27_1,plain,
    ! [A,B] :
      ( ( ~ disjoint(A,B)
        | ! [C] : ~ in(C,set_intersection2(A,B)) )
      & ( ? [C] : in(C,set_intersection2(A,B))
        | disjoint(A,B) ) ),
    inference(fof_nnf,[status(thm)],[t4_xboole_0]) ).

fof(f_27_2,plain,
    ! [U_92,U_91] :
      ( ( ~ disjoint(U_92,U_91)
        | ! [U_90] : ~ in(U_90,set_intersection2(U_92,U_91)) )
      & ( ? [U_89] : in(U_89,set_intersection2(U_92,U_91))
        | disjoint(U_92,U_91) ) ),
    inference(variable_rename,[status(thm)],[f_27_1]) ).

fof(f_27_3,plain,
    ( ! [U_96,U_94] :
        ( ~ disjoint(U_96,U_94)
        | ! [U_90] : ~ in(U_90,set_intersection2(U_96,U_94)) )
    & ! [U_95,U_93] :
        ( ? [U_89] : in(U_89,set_intersection2(U_95,U_93))
        | disjoint(U_95,U_93) ) ),
    inference(miniscope,[status(thm)],[f_27_2]) ).

fof(f_27_4,plain,
    ( ! [U_96,U_94] :
        ( ~ disjoint(U_96,U_94)
        | ! [U_90] : ~ in(U_90,set_intersection2(U_96,U_94)) )
    & ! [U_95,U_93] :
        ( in(sK10(U_95,U_93),set_intersection2(U_95,U_93))
        | disjoint(U_95,U_93) ) ),
    inference(skolemize,[status(esa),new_symbols(skolem,[sK10]),skolemize(U_89,sK10(U_95,U_93))],[f_27_3]) ).

cnf(f_27_5,plain,
    ( in(sK10(U_95,U_93),set_intersection2(U_95,U_93))
    | disjoint(U_95,U_93) ),
    inference(clausify,[status(thm)],[f_27_4]) ).

cnf(f_27_6,plain,
    ( ~ disjoint(U_96,U_94)
    | ~ in(U_90,set_intersection2(U_96,U_94)) ),
    inference(clausify,[status(thm)],[f_27_4]) ).

fof(f_28_1,plain,
    ! [A] :
      ( A = empty_set
      | ~ empty(A) ),
    inference(fof_nnf,[status(thm)],[t6_boole]) ).

fof(f_28_2,plain,
    ! [U_97] :
      ( U_97 = empty_set
      | ~ empty(U_97) ),
    inference(variable_rename,[status(thm)],[f_28_1]) ).

cnf(f_28_3,plain,
    ( U_97 = empty_set
    | ~ empty(U_97) ),
    inference(clausify,[status(thm)],[f_28_2]) ).

fof(f_29_1,plain,
    ! [A,B] :
      ( ~ empty(B)
      | ~ in(A,B) ),
    inference(fof_nnf,[status(thm)],[t7_boole]) ).

fof(f_29_2,plain,
    ! [U_99,U_98] :
      ( ~ empty(U_98)
      | ~ in(U_99,U_98) ),
    inference(variable_rename,[status(thm)],[f_29_1]) ).

cnf(f_29_3,plain,
    ( ~ empty(U_98)
    | ~ in(U_99,U_98) ),
    inference(clausify,[status(thm)],[f_29_2]) ).

fof(f_30_1,negated_conjecture,
    ~ ! [A,B] : subset(A,set_union2(A,B)),
    inference(negate,[status(cth)],[t7_xboole_1]) ).

fof(f_30_2,negated_conjecture,
    ? [A,B] : ~ subset(A,set_union2(A,B)),
    inference(fof_nnf,[status(thm)],[f_30_1]) ).

fof(f_30_3,negated_conjecture,
    ? [U_101,U_100] : ~ subset(U_101,set_union2(U_101,U_100)),
    inference(variable_rename,[status(thm)],[f_30_2]) ).

fof(f_30_4,negated_conjecture,
    ? [U_100] : ~ subset(sK11,set_union2(sK11,U_100)),
    inference(skolemize,[status(esa),new_symbols(skolem,[sK11]),skolemize(U_101,sK11)],[f_30_3]) ).

fof(f_30_5,negated_conjecture,
    ~ subset(sK11,set_union2(sK11,sK12)),
    inference(skolemize,[status(esa),new_symbols(skolem,[sK12]),skolemize(U_100,sK12)],[f_30_4]) ).

fof(f_30_6,negated_conjecture,
    ~ subset(sK11,set_union2(sK11,sK12)),
    inference(definitional_conversion,[status(esa)],[f_30_5]) ).

cnf(f_30_7,negated_conjecture,
    ~ subset(sK11,set_union2(sK11,sK12)),
    inference(clausify,[status(thm)],[f_30_6]) ).

fof(f_31_1,plain,
    ! [A,B] :
      ( ~ empty(B)
      | A = B
      | ~ empty(A) ),
    inference(fof_nnf,[status(thm)],[t8_boole]) ).

fof(f_31_2,plain,
    ! [U_103,U_102] :
      ( ~ empty(U_102)
      | U_103 = U_102
      | ~ empty(U_103) ),
    inference(variable_rename,[status(thm)],[f_31_1]) ).

fof(f_31_3,plain,
    ! [U_103] :
      ( ! [U_102] :
          ( ~ empty(U_102)
          | U_103 = U_102 )
      | ~ empty(U_103) ),
    inference(miniscope,[status(thm)],[f_31_2]) ).

cnf(f_31_4,plain,
    ( ~ empty(U_102)
    | U_103 = U_102
    | ~ empty(U_103) ),
    inference(clausify,[status(thm)],[f_31_3]) ).

cnf(f_10_2_true,plain,
    $true,
    inference(clause_is_true,[status(thm)],[f_10_2]) ).

cnf(f_11_2_true,plain,
    $true,
    inference(clause_is_true,[status(thm)],[f_11_2]) ).

cnf(f_12_2_true,plain,
    $true,
    inference(clause_is_true,[status(thm)],[f_12_2]) ).

cnf(equality_1,axiom,
    Eq_x_0 = Eq_x_0,
    theory(equality,[reflexivity]) ).

cnf(equality_2,axiom,
    ( Eq_x_1 = Eq_x_0
    | Eq_x_0 != Eq_x_1 ),
    theory(equality,[symmetry]) ).

cnf(equality_3,axiom,
    ( Eq_x_0 = Eq_x_2
    | Eq_x_1 != Eq_x_2
    | Eq_x_0 != Eq_x_1 ),
    theory(equality,[transitivity]) ).

cnf(equality_4,axiom,
    ( set_union2(Eq_x_0,Eq_x_1) = set_union2(Eq_y_0,Eq_y_1)
    | Eq_x_1 != Eq_y_1
    | Eq_x_0 != Eq_y_0 ),
    theory(equality,[substitution_functions]) ).

cnf(equality_5,axiom,
    ( set_intersection2(Eq_x_0,Eq_x_1) = set_intersection2(Eq_y_0,Eq_y_1)
    | Eq_x_1 != Eq_y_1
    | Eq_x_0 != Eq_y_0 ),
    theory(equality,[substitution_functions]) ).

cnf(equality_6,axiom,
    ( sK1(Eq_x_0) = sK1(Eq_y_0)
    | Eq_x_0 != Eq_y_0 ),
    theory(equality,[substitution_functions]) ).

cnf(equality_7,axiom,
    ( sK2(Eq_x_0,Eq_x_1,Eq_x_2) = sK2(Eq_y_0,Eq_y_1,Eq_y_2)
    | Eq_x_2 != Eq_y_2
    | Eq_x_1 != Eq_y_1
    | Eq_x_0 != Eq_y_0 ),
    theory(equality,[substitution_functions]) ).

cnf(equality_8,axiom,
    ( sK3(Eq_x_0,Eq_x_1,Eq_x_2) = sK3(Eq_y_0,Eq_y_1,Eq_y_2)
    | Eq_x_2 != Eq_y_2
    | Eq_x_1 != Eq_y_1
    | Eq_x_0 != Eq_y_0 ),
    theory(equality,[substitution_functions]) ).

cnf(equality_9,axiom,
    ( sK4(Eq_x_0,Eq_x_1) = sK4(Eq_y_0,Eq_y_1)
    | Eq_x_1 != Eq_y_1
    | Eq_x_0 != Eq_y_0 ),
    theory(equality,[substitution_functions]) ).

cnf(equality_10,axiom,
    ( sK5(Eq_x_0,Eq_x_1,Eq_x_2) = sK5(Eq_y_0,Eq_y_1,Eq_y_2)
    | Eq_x_2 != Eq_y_2
    | Eq_x_1 != Eq_y_1
    | Eq_x_0 != Eq_y_0 ),
    theory(equality,[substitution_functions]) ).

cnf(equality_11,axiom,
    ( sK6(Eq_x_0,Eq_x_1,Eq_x_2) = sK6(Eq_y_0,Eq_y_1,Eq_y_2)
    | Eq_x_2 != Eq_y_2
    | Eq_x_1 != Eq_y_1
    | Eq_x_0 != Eq_y_0 ),
    theory(equality,[substitution_functions]) ).

cnf(equality_12,axiom,
    ( sK9(Eq_x_0,Eq_x_1) = sK9(Eq_y_0,Eq_y_1)
    | Eq_x_1 != Eq_y_1
    | Eq_x_0 != Eq_y_0 ),
    theory(equality,[substitution_functions]) ).

cnf(equality_13,axiom,
    ( sK10(Eq_x_0,Eq_x_1) = sK10(Eq_y_0,Eq_y_1)
    | Eq_x_1 != Eq_y_1
    | Eq_x_0 != Eq_y_0 ),
    theory(equality,[substitution_functions]) ).

cnf(equality_14,axiom,
    ( in(Eq_y_0,Eq_y_1)
    | ~ in(Eq_x_0,Eq_x_1)
    | Eq_x_1 != Eq_y_1
    | Eq_x_0 != Eq_y_0 ),
    theory(equality,[substitution_predicates]) ).

cnf(equality_15,axiom,
    ( subset(Eq_y_0,Eq_y_1)
    | ~ subset(Eq_x_0,Eq_x_1)
    | Eq_x_1 != Eq_y_1
    | Eq_x_0 != Eq_y_0 ),
    theory(equality,[substitution_predicates]) ).

cnf(equality_16,axiom,
    ( disjoint(Eq_y_0,Eq_y_1)
    | ~ disjoint(Eq_x_0,Eq_x_1)
    | Eq_x_1 != Eq_y_1
    | Eq_x_0 != Eq_y_0 ),
    theory(equality,[substitution_predicates]) ).

cnf(equality_17,axiom,
    ( empty(Eq_y_0)
    | ~ empty(Eq_x_0)
    | Eq_x_0 != Eq_y_0 ),
    theory(equality,[substitution_predicates]) ).

cnf(sat_proved,plain,
    $false,
    inference(cadical,[status(thm)],[]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.03  % Problem  : SEU124+2 : TPTP v9.3.1. Released v3.3.0.
% 0.00/0.03  This is a FOF_THM_RFO_SEQ problem
% 0.00/0.04  % Command  : /export/starexec/sandbox/solver/bin/connect++ --verbosity 1 --no-colour --tptp-proof --schedule default --timeout 300 /export/starexec/sandbox/benchmark/theBenchmark.p
% 0.09/0.36  % Computer : n005.cluster.edu
% 0.09/0.36  % Model    : x86_64 x86_64
% 0.09/0.36  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.09/0.36  % Memory   : 8046.5625MB
% 0.09/0.36  % OS       : Linux 6.8.0-71-generic
% 0.09/0.36  % CPULimit : 300
% 0.09/0.36  % WCLimit  : 300
% 0.09/0.36  % DateTime : Sat Sep 19 23:20:33 UTC 2026
% 0.09/0.36  % CPUTime  : 
% 4.96/5.23  % SZS status Theorem for theBenchmark
% 4.96/5.23  % SZS output start Proof for theBenchmark
% See solution above
%------------------------------------------------------------------------------