TSTP Solution File: PUZ031+3 by CSE_E---1.5

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : CSE_E---1.5
% Problem  : PUZ031+3 : TPTP v8.1.2. Released v4.1.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : java -jar /export/starexec/sandbox2/solver/bin/mcs_scs.jar %d %s

% Computer : n004.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 : Thu Aug 31 13:12:14 EDT 2023

% Result   : Theorem 0.21s 0.61s
% Output   : CNFRefutation 0.21s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   16
%            Number of leaves      :   41
% Syntax   : Number of formulae    :  103 (  21 unt;  22 typ;   0 def)
%            Number of atoms       :  217 (   0 equ)
%            Maximal formula atoms :    8 (   2 avg)
%            Number of connectives :  238 ( 102   ~;  96   |;  21   &)
%                                         (   0 <=>;  19  =>;   0  <=;   0 <~>)
%            Maximal formula depth :   13 (   4 avg)
%            Maximal term depth    :    2 (   1 avg)
%            Number of types       :    2 (   0 usr)
%            Number of type conns  :   15 (  13   >;   2   *;   0   +;   0  <<)
%            Number of predicates  :   12 (  11 usr;   1 prp; 0-2 aty)
%            Number of functors    :   11 (  11 usr;   9 con; 0-1 aty)
%            Number of variables   :  116 (   2 sgn;  52   !;  13   ?;   0   :)

% Comments : 
%------------------------------------------------------------------------------
tff(decl_22,type,
    edible: $i > $o ).

tff(decl_23,type,
    animal: $i > $o ).

tff(decl_24,type,
    wolf: $i > $o ).

tff(decl_25,type,
    fox: $i > $o ).

tff(decl_26,type,
    bird: $i > $o ).

tff(decl_27,type,
    caterpillar: $i > $o ).

tff(decl_28,type,
    snail: $i > $o ).

tff(decl_29,type,
    plant: $i > $o ).

tff(decl_30,type,
    grain: $i > $o ).

tff(decl_31,type,
    eats: ( $i * $i ) > $o ).

tff(decl_32,type,
    much_smaller: ( $i * $i ) > $o ).

tff(decl_33,type,
    esk1_0: $i ).

tff(decl_34,type,
    esk2_0: $i ).

tff(decl_35,type,
    esk3_0: $i ).

tff(decl_36,type,
    esk4_0: $i ).

tff(decl_37,type,
    esk5_0: $i ).

tff(decl_38,type,
    esk6_0: $i ).

tff(decl_39,type,
    esk7_0: $i ).

tff(decl_40,type,
    esk8_0: $i ).

tff(decl_41,type,
    esk9_0: $i ).

tff(decl_42,type,
    esk10_1: $i > $i ).

tff(decl_43,type,
    esk11_1: $i > $i ).

fof(pel47_13,axiom,
    ! [X2,X3] :
      ( ( bird(X2)
        & snail(X3) )
     => ~ eats(X2,X3) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',pel47_13) ).

fof(pel47_7,axiom,
    ! [X2] :
      ( animal(X2)
     => ( ! [X3] :
            ( plant(X3)
           => eats(X2,X3) )
        | ! [X4] :
            ( animal(X4)
           => ( ( much_smaller(X4,X2)
                & ? [X5] :
                    ( plant(X5)
                    & eats(X4,X5) ) )
             => eats(X2,X4) ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',pel47_7) ).

fof(pel47_8,axiom,
    ! [X3,X2] :
      ( ( bird(X3)
        & snail(X2) )
     => much_smaller(X2,X3) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',pel47_8) ).

fof(bird_is_animal,axiom,
    ! [X1] :
      ( bird(X1)
     => animal(X1) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',bird_is_animal) ).

fof(snail_is_animal,axiom,
    ! [X1] :
      ( snail(X1)
     => animal(X1) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',snail_is_animal) ).

fof(pel47_14a,axiom,
    ! [X2] :
      ( snail(X2)
     => ? [X3] :
          ( plant(X3)
          & eats(X2,X3) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',pel47_14a) ).

fof(grain_is_plant,axiom,
    ! [X1] :
      ( grain(X1)
     => plant(X1) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',grain_is_plant) ).

fof(grain_type,axiom,
    ? [X1] : grain(X1),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',grain_type) ).

fof(snail_type,axiom,
    ? [X1] : snail(X1),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',snail_type) ).

fof(pel47_9,axiom,
    ! [X2,X3] :
      ( ( bird(X2)
        & fox(X3) )
     => much_smaller(X2,X3) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',pel47_9) ).

fof(fox_is_animal,axiom,
    ! [X1] :
      ( fox(X1)
     => animal(X1) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',fox_is_animal) ).

fof(bird_type,axiom,
    ? [X1] : bird(X1),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',bird_type) ).

fof(pel47_11,axiom,
    ! [X2,X3] :
      ( ( wolf(X2)
        & fox(X3) )
     => ~ eats(X2,X3) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',pel47_11) ).

fof(pel47_10,axiom,
    ! [X2,X3] :
      ( ( fox(X2)
        & wolf(X3) )
     => much_smaller(X2,X3) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',pel47_10) ).

fof(wolf_is_animal,axiom,
    ! [X1] :
      ( wolf(X1)
     => animal(X1) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',wolf_is_animal) ).

fof(fox_type,axiom,
    ? [X1] : fox(X1),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',fox_type) ).

fof(pel47,conjecture,
    ? [X2,X3,X5] :
      ( animal(X2)
      & animal(X3)
      & grain(X5)
      & eats(X3,X5)
      & eats(X2,X3) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',pel47) ).

fof(wolf_type,axiom,
    ? [X1] : wolf(X1),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',wolf_type) ).

fof(pel47_11a,axiom,
    ! [X2,X3] :
      ( ( wolf(X2)
        & grain(X3) )
     => ~ eats(X2,X3) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',pel47_11a) ).

fof(c_0_19,plain,
    ! [X2,X3] :
      ( ( bird(X2)
        & snail(X3) )
     => ~ eats(X2,X3) ),
    inference(fof_simplification,[status(thm)],[pel47_13]) ).

fof(c_0_20,plain,
    ! [X23,X24,X25,X26] :
      ( ~ animal(X23)
      | ~ plant(X24)
      | eats(X23,X24)
      | ~ animal(X25)
      | ~ much_smaller(X25,X23)
      | ~ plant(X26)
      | ~ eats(X25,X26)
      | eats(X23,X25) ),
    inference(shift_quantors,[status(thm)],[inference(variable_rename,[status(thm)],[inference(fof_nnf,[status(thm)],[pel47_7])])]) ).

fof(c_0_21,plain,
    ! [X27,X28] :
      ( ~ bird(X27)
      | ~ snail(X28)
      | much_smaller(X28,X27) ),
    inference(variable_rename,[status(thm)],[inference(fof_nnf,[status(thm)],[pel47_8])]) ).

fof(c_0_22,plain,
    ! [X14] :
      ( ~ bird(X14)
      | animal(X14) ),
    inference(variable_rename,[status(thm)],[inference(fof_nnf,[status(thm)],[bird_is_animal])]) ).

fof(c_0_23,plain,
    ! [X18] :
      ( ~ snail(X18)
      | animal(X18) ),
    inference(variable_rename,[status(thm)],[inference(fof_nnf,[status(thm)],[snail_is_animal])]) ).

fof(c_0_24,plain,
    ! [X41,X42] :
      ( ~ bird(X41)
      | ~ snail(X42)
      | ~ eats(X41,X42) ),
    inference(variable_rename,[status(thm)],[inference(fof_nnf,[status(thm)],[c_0_19])]) ).

cnf(c_0_25,plain,
    ( eats(X1,X2)
    | eats(X1,X3)
    | ~ animal(X1)
    | ~ plant(X2)
    | ~ animal(X3)
    | ~ much_smaller(X3,X1)
    | ~ plant(X4)
    | ~ eats(X3,X4) ),
    inference(split_conjunct,[status(thm)],[c_0_20]) ).

cnf(c_0_26,plain,
    ( much_smaller(X2,X1)
    | ~ bird(X1)
    | ~ snail(X2) ),
    inference(split_conjunct,[status(thm)],[c_0_21]) ).

cnf(c_0_27,plain,
    ( animal(X1)
    | ~ bird(X1) ),
    inference(split_conjunct,[status(thm)],[c_0_22]) ).

cnf(c_0_28,plain,
    ( animal(X1)
    | ~ snail(X1) ),
    inference(split_conjunct,[status(thm)],[c_0_23]) ).

cnf(c_0_29,plain,
    ( ~ bird(X1)
    | ~ snail(X2)
    | ~ eats(X1,X2) ),
    inference(split_conjunct,[status(thm)],[c_0_24]) ).

fof(c_0_30,plain,
    ! [X45] :
      ( ( plant(esk11_1(X45))
        | ~ snail(X45) )
      & ( eats(X45,esk11_1(X45))
        | ~ snail(X45) ) ),
    inference(distribute,[status(thm)],[inference(skolemize,[status(esa)],[inference(variable_rename,[status(thm)],[inference(fof_nnf,[status(thm)],[pel47_14a])])])]) ).

fof(c_0_31,plain,
    ! [X22] :
      ( ~ grain(X22)
      | plant(X22) ),
    inference(variable_rename,[status(thm)],[inference(fof_nnf,[status(thm)],[grain_is_plant])]) ).

fof(c_0_32,plain,
    grain(esk9_0),
    inference(skolemize,[status(esa)],[inference(variable_rename,[status(thm)],[grain_type])]) ).

cnf(c_0_33,plain,
    ( eats(X1,X2)
    | ~ eats(X3,X4)
    | ~ plant(X4)
    | ~ plant(X2)
    | ~ snail(X3)
    | ~ bird(X1) ),
    inference(csr,[status(thm)],[inference(csr,[status(thm)],[inference(csr,[status(thm)],[inference(spm,[status(thm)],[c_0_25,c_0_26]),c_0_27]),c_0_28]),c_0_29]) ).

cnf(c_0_34,plain,
    ( eats(X1,esk11_1(X1))
    | ~ snail(X1) ),
    inference(split_conjunct,[status(thm)],[c_0_30]) ).

cnf(c_0_35,plain,
    ( plant(esk11_1(X1))
    | ~ snail(X1) ),
    inference(split_conjunct,[status(thm)],[c_0_30]) ).

cnf(c_0_36,plain,
    ( plant(X1)
    | ~ grain(X1) ),
    inference(split_conjunct,[status(thm)],[c_0_31]) ).

cnf(c_0_37,plain,
    grain(esk9_0),
    inference(split_conjunct,[status(thm)],[c_0_32]) ).

cnf(c_0_38,plain,
    ( eats(X1,X2)
    | ~ plant(X2)
    | ~ snail(X3)
    | ~ bird(X1) ),
    inference(csr,[status(thm)],[inference(spm,[status(thm)],[c_0_33,c_0_34]),c_0_35]) ).

cnf(c_0_39,plain,
    plant(esk9_0),
    inference(spm,[status(thm)],[c_0_36,c_0_37]) ).

fof(c_0_40,plain,
    snail(esk7_0),
    inference(skolemize,[status(esa)],[inference(variable_rename,[status(thm)],[snail_type])]) ).

fof(c_0_41,plain,
    ! [X31,X32] :
      ( ~ bird(X31)
      | ~ fox(X32)
      | much_smaller(X31,X32) ),
    inference(variable_rename,[status(thm)],[inference(fof_nnf,[status(thm)],[pel47_9])]) ).

fof(c_0_42,plain,
    ! [X12] :
      ( ~ fox(X12)
      | animal(X12) ),
    inference(variable_rename,[status(thm)],[inference(fof_nnf,[status(thm)],[fox_is_animal])]) ).

cnf(c_0_43,plain,
    ( eats(X1,esk9_0)
    | ~ snail(X2)
    | ~ bird(X1) ),
    inference(spm,[status(thm)],[c_0_38,c_0_39]) ).

cnf(c_0_44,plain,
    snail(esk7_0),
    inference(split_conjunct,[status(thm)],[c_0_40]) ).

fof(c_0_45,plain,
    bird(esk5_0),
    inference(skolemize,[status(esa)],[inference(variable_rename,[status(thm)],[bird_type])]) ).

cnf(c_0_46,plain,
    ( much_smaller(X1,X2)
    | ~ bird(X1)
    | ~ fox(X2) ),
    inference(split_conjunct,[status(thm)],[c_0_41]) ).

cnf(c_0_47,plain,
    ( animal(X1)
    | ~ fox(X1) ),
    inference(split_conjunct,[status(thm)],[c_0_42]) ).

cnf(c_0_48,plain,
    ( eats(X1,esk9_0)
    | ~ bird(X1) ),
    inference(spm,[status(thm)],[c_0_43,c_0_44]) ).

cnf(c_0_49,plain,
    bird(esk5_0),
    inference(split_conjunct,[status(thm)],[c_0_45]) ).

fof(c_0_50,plain,
    ! [X2,X3] :
      ( ( wolf(X2)
        & fox(X3) )
     => ~ eats(X2,X3) ),
    inference(fof_simplification,[status(thm)],[pel47_11]) ).

cnf(c_0_51,plain,
    ( eats(X1,X2)
    | eats(X1,X3)
    | ~ eats(X3,X4)
    | ~ plant(X4)
    | ~ plant(X2)
    | ~ bird(X3)
    | ~ fox(X1) ),
    inference(csr,[status(thm)],[inference(csr,[status(thm)],[inference(spm,[status(thm)],[c_0_25,c_0_46]),c_0_47]),c_0_27]) ).

cnf(c_0_52,plain,
    eats(esk5_0,esk9_0),
    inference(spm,[status(thm)],[c_0_48,c_0_49]) ).

fof(c_0_53,plain,
    ! [X33,X34] :
      ( ~ fox(X33)
      | ~ wolf(X34)
      | much_smaller(X33,X34) ),
    inference(variable_rename,[status(thm)],[inference(fof_nnf,[status(thm)],[pel47_10])]) ).

fof(c_0_54,plain,
    ! [X10] :
      ( ~ wolf(X10)
      | animal(X10) ),
    inference(variable_rename,[status(thm)],[inference(fof_nnf,[status(thm)],[wolf_is_animal])]) ).

fof(c_0_55,plain,
    ! [X35,X36] :
      ( ~ wolf(X35)
      | ~ fox(X36)
      | ~ eats(X35,X36) ),
    inference(variable_rename,[status(thm)],[inference(fof_nnf,[status(thm)],[c_0_50])]) ).

cnf(c_0_56,plain,
    ( eats(X1,esk5_0)
    | eats(X1,X2)
    | ~ plant(X2)
    | ~ fox(X1) ),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_51,c_0_52]),c_0_39]),c_0_49])]) ).

fof(c_0_57,plain,
    fox(esk4_0),
    inference(skolemize,[status(esa)],[inference(variable_rename,[status(thm)],[fox_type])]) ).

cnf(c_0_58,plain,
    ( much_smaller(X1,X2)
    | ~ fox(X1)
    | ~ wolf(X2) ),
    inference(split_conjunct,[status(thm)],[c_0_53]) ).

cnf(c_0_59,plain,
    ( animal(X1)
    | ~ wolf(X1) ),
    inference(split_conjunct,[status(thm)],[c_0_54]) ).

cnf(c_0_60,plain,
    ( ~ wolf(X1)
    | ~ fox(X2)
    | ~ eats(X1,X2) ),
    inference(split_conjunct,[status(thm)],[c_0_55]) ).

cnf(c_0_61,plain,
    ( eats(X1,esk9_0)
    | eats(X1,esk5_0)
    | ~ fox(X1) ),
    inference(spm,[status(thm)],[c_0_56,c_0_39]) ).

cnf(c_0_62,plain,
    fox(esk4_0),
    inference(split_conjunct,[status(thm)],[c_0_57]) ).

fof(c_0_63,negated_conjecture,
    ~ ? [X2,X3,X5] :
        ( animal(X2)
        & animal(X3)
        & grain(X5)
        & eats(X3,X5)
        & eats(X2,X3) ),
    inference(assume_negation,[status(cth)],[pel47]) ).

cnf(c_0_64,plain,
    ( eats(X1,X2)
    | ~ eats(X3,X4)
    | ~ plant(X4)
    | ~ plant(X2)
    | ~ fox(X3)
    | ~ wolf(X1) ),
    inference(csr,[status(thm)],[inference(csr,[status(thm)],[inference(csr,[status(thm)],[inference(spm,[status(thm)],[c_0_25,c_0_58]),c_0_59]),c_0_47]),c_0_60]) ).

cnf(c_0_65,plain,
    ( eats(esk4_0,esk5_0)
    | eats(esk4_0,esk9_0) ),
    inference(spm,[status(thm)],[c_0_61,c_0_62]) ).

fof(c_0_66,negated_conjecture,
    ! [X47,X48,X49] :
      ( ~ animal(X47)
      | ~ animal(X48)
      | ~ grain(X49)
      | ~ eats(X48,X49)
      | ~ eats(X47,X48) ),
    inference(variable_rename,[status(thm)],[inference(fof_nnf,[status(thm)],[c_0_63])]) ).

cnf(c_0_67,plain,
    ( eats(esk4_0,esk5_0)
    | eats(X1,X2)
    | ~ plant(X2)
    | ~ wolf(X1) ),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_64,c_0_65]),c_0_39]),c_0_62])]) ).

fof(c_0_68,plain,
    wolf(esk3_0),
    inference(skolemize,[status(esa)],[inference(variable_rename,[status(thm)],[wolf_type])]) ).

fof(c_0_69,plain,
    ! [X2,X3] :
      ( ( wolf(X2)
        & grain(X3) )
     => ~ eats(X2,X3) ),
    inference(fof_simplification,[status(thm)],[pel47_11a]) ).

cnf(c_0_70,negated_conjecture,
    ( ~ animal(X1)
    | ~ animal(X2)
    | ~ grain(X3)
    | ~ eats(X2,X3)
    | ~ eats(X1,X2) ),
    inference(split_conjunct,[status(thm)],[c_0_66]) ).

cnf(c_0_71,plain,
    animal(esk5_0),
    inference(spm,[status(thm)],[c_0_27,c_0_49]) ).

cnf(c_0_72,plain,
    ( eats(esk4_0,esk5_0)
    | eats(X1,esk9_0)
    | ~ wolf(X1) ),
    inference(spm,[status(thm)],[c_0_67,c_0_39]) ).

cnf(c_0_73,plain,
    wolf(esk3_0),
    inference(split_conjunct,[status(thm)],[c_0_68]) ).

fof(c_0_74,plain,
    ! [X37,X38] :
      ( ~ wolf(X37)
      | ~ grain(X38)
      | ~ eats(X37,X38) ),
    inference(variable_rename,[status(thm)],[inference(fof_nnf,[status(thm)],[c_0_69])]) ).

cnf(c_0_75,negated_conjecture,
    ( ~ eats(X1,esk5_0)
    | ~ animal(X1) ),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_70,c_0_52]),c_0_37]),c_0_71])]) ).

cnf(c_0_76,plain,
    ( eats(esk3_0,esk9_0)
    | eats(esk4_0,esk5_0) ),
    inference(spm,[status(thm)],[c_0_72,c_0_73]) ).

cnf(c_0_77,plain,
    animal(esk4_0),
    inference(spm,[status(thm)],[c_0_47,c_0_62]) ).

cnf(c_0_78,plain,
    ( ~ wolf(X1)
    | ~ grain(X2)
    | ~ eats(X1,X2) ),
    inference(split_conjunct,[status(thm)],[c_0_74]) ).

cnf(c_0_79,negated_conjecture,
    eats(esk3_0,esk9_0),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_75,c_0_76]),c_0_77])]) ).

cnf(c_0_80,negated_conjecture,
    $false,
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_78,c_0_79]),c_0_37]),c_0_73])]),
    [proof] ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.13  % Problem    : PUZ031+3 : TPTP v8.1.2. Released v4.1.0.
% 0.14/0.14  % Command    : java -jar /export/starexec/sandbox2/solver/bin/mcs_scs.jar %d %s
% 0.14/0.35  % Computer : n004.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   : Sat Aug 26 21:56:23 EDT 2023
% 0.14/0.36  % CPUTime  : 
% 0.21/0.59  start to proof: theBenchmark
% 0.21/0.61  % Version  : CSE_E---1.5
% 0.21/0.61  % Problem  : theBenchmark.p
% 0.21/0.61  % Proof found
% 0.21/0.61  % SZS status Theorem for theBenchmark.p
% 0.21/0.61  % SZS output start Proof
% See solution above
% 0.21/0.62  % Total time : 0.013000 s
% 0.21/0.62  % SZS output end Proof
% 0.21/0.62  % Total time : 0.016000 s
%------------------------------------------------------------------------------