TSTP Solution File: PUZ011-1 by Leo-III---1.7.7

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%------------------------------------------------------------------------------
% File     : Leo-III---1.7.7
% Problem  : PUZ011-1 : TPTP v8.1.2. Released v1.0.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : run_Leo-III %s %d

% 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 19 11:47:24 EDT 2023

% Result   : Unsatisfiable 3.12s 1.74s
% Output   : Refutation 3.35s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :    2
%            Number of leaves      :   46
% Syntax   : Number of formulae    :   74 (  53 unt;  19 typ;   0 def)
%            Number of atoms       :   63 (   0 equ;   0 cnn)
%            Maximal formula atoms :    5 (   1 avg)
%            Number of connectives :  108 (  10   ~;   8   |;   0   &;  90   @)
%                                         (   0 <=>;   0  =>;   0  <=;   0 <~>)
%            Maximal formula depth :   11 (   3 avg)
%            Number of types       :    2 (   0 usr)
%            Number of type conns  :    6 (   6   >;   0   *;   0   +;   0  <<)
%            Number of symbols     :   20 (  19 usr;  15 con; 0-2 aty)
%            Number of variables   :    6 (   0   ^;   6   !;   0   ?;   6   :)

% Comments : 
%------------------------------------------------------------------------------
thf(ocean_type,type,
    ocean: $i > $o ).

thf(borders_type,type,
    borders: $i > $i > $o ).

thf(african_type,type,
    african: $i > $o ).

thf(asian_type,type,
    asian: $i > $o ).

thf(south_american_type,type,
    south_american: $i > $o ).

thf(venesuela_type,type,
    venesuela: $i ).

thf(brazil_type,type,
    brazil: $i ).

thf(uruguay_type,type,
    uruguay: $i ).

thf(nigeria_type,type,
    nigeria: $i ).

thf(indian_type,type,
    indian: $i ).

thf(atlantic_type,type,
    atlantic: $i ).

thf(zaire_type,type,
    zaire: $i ).

thf(iran_type,type,
    iran: $i ).

thf(angola_type,type,
    angola: $i ).

thf(pakistan_type,type,
    pakistan: $i ).

thf(tanzania_type,type,
    tanzania: $i ).

thf(india_type,type,
    india: $i ).

thf(somalia_type,type,
    somalia: $i ).

thf(kenya_type,type,
    kenya: $i ).

thf(24,axiom,
    ocean @ atlantic,
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',atlantic) ).

thf(52,plain,
    ocean @ atlantic,
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[24]) ).

thf(18,axiom,
    borders @ indian @ india,
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',indian_india) ).

thf(46,plain,
    borders @ indian @ india,
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[18]) ).

thf(25,axiom,
    african @ kenya,
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',kenya) ).

thf(53,plain,
    african @ kenya,
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[25]) ).

thf(13,axiom,
    borders @ atlantic @ brazil,
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',atlantic_brazil) ).

thf(41,plain,
    borders @ atlantic @ brazil,
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[13]) ).

thf(16,axiom,
    african @ angola,
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',angola) ).

thf(44,plain,
    african @ angola,
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[16]) ).

thf(11,axiom,
    asian @ pakistan,
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',pakistan) ).

thf(39,plain,
    asian @ pakistan,
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[11]) ).

thf(7,axiom,
    borders @ atlantic @ zaire,
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',atlantic_zaire) ).

thf(35,plain,
    borders @ atlantic @ zaire,
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[7]) ).

thf(20,axiom,
    asian @ india,
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',india) ).

thf(48,plain,
    asian @ india,
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[20]) ).

thf(15,axiom,
    borders @ indian @ pakistan,
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',indian_pakistan) ).

thf(43,plain,
    borders @ indian @ pakistan,
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[15]) ).

thf(19,axiom,
    borders @ indian @ somalia,
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',indian_somalia) ).

thf(47,plain,
    borders @ indian @ somalia,
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[19]) ).

thf(14,axiom,
    african @ tanzania,
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',tanzania) ).

thf(42,plain,
    african @ tanzania,
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[14]) ).

thf(9,axiom,
    african @ zaire,
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',zaire) ).

thf(37,plain,
    african @ zaire,
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[9]) ).

thf(5,axiom,
    african @ nigeria,
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',nigeria) ).

thf(33,plain,
    african @ nigeria,
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[5]) ).

thf(1,negated_conjecture,
    ! [C: $i,B: $i,A: $i] :
      ( ~ ( ocean @ A )
      | ~ ( borders @ A @ B )
      | ~ ( african @ B )
      | ~ ( borders @ A @ C )
      | ~ ( asian @ C ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',prove_there_is_a_common_ocean) ).

thf(28,plain,
    ! [C: $i,B: $i,A: $i] :
      ( ~ ( ocean @ A )
      | ~ ( borders @ A @ B )
      | ~ ( african @ B )
      | ~ ( borders @ A @ C )
      | ~ ( asian @ C ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[1]) ).

thf(10,axiom,
    borders @ atlantic @ angola,
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',atlantic_angola) ).

thf(38,plain,
    borders @ atlantic @ angola,
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[10]) ).

thf(17,axiom,
    borders @ atlantic @ nigeria,
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',atlantic_nigeria) ).

thf(45,plain,
    borders @ atlantic @ nigeria,
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[17]) ).

thf(4,axiom,
    south_american @ uruguay,
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',uruguay) ).

thf(32,plain,
    south_american @ uruguay,
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[4]) ).

thf(6,axiom,
    ocean @ indian,
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',indian) ).

thf(34,plain,
    ocean @ indian,
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[6]) ).

thf(26,axiom,
    borders @ atlantic @ uruguay,
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',atlantic_uruguay) ).

thf(54,plain,
    borders @ atlantic @ uruguay,
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[26]) ).

thf(21,axiom,
    borders @ indian @ kenya,
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',indian_kenya) ).

thf(49,plain,
    borders @ indian @ kenya,
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[21]) ).

thf(22,axiom,
    african @ somalia,
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',somalia) ).

thf(50,plain,
    african @ somalia,
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[22]) ).

thf(3,axiom,
    south_american @ brazil,
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',brazil) ).

thf(31,plain,
    south_american @ brazil,
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[3]) ).

thf(12,axiom,
    borders @ atlantic @ venesuela,
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',atlantic_venesuela) ).

thf(40,plain,
    borders @ atlantic @ venesuela,
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[12]) ).

thf(27,axiom,
    borders @ indian @ tanzania,
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',indian_tanzania) ).

thf(55,plain,
    borders @ indian @ tanzania,
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[27]) ).

thf(8,axiom,
    borders @ indian @ iran,
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',indian_iran) ).

thf(36,plain,
    borders @ indian @ iran,
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[8]) ).

thf(2,axiom,
    south_american @ venesuela,
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',venezuela) ).

thf(30,plain,
    south_american @ venesuela,
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[2]) ).

thf(23,axiom,
    asian @ iran,
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',iran) ).

thf(51,plain,
    asian @ iran,
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[23]) ).

thf(62,plain,
    $false,
    inference(e,[status(thm)],[52,46,53,41,44,39,35,48,43,47,42,37,33,28,38,45,32,34,54,49,50,31,40,55,36,30,51]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.06/0.12  % Problem  : PUZ011-1 : TPTP v8.1.2. Released v1.0.0.
% 0.06/0.15  % Command  : run_Leo-III %s %d
% 0.15/0.36  % Computer : n018.cluster.edu
% 0.15/0.36  % Model    : x86_64 x86_64
% 0.15/0.36  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.15/0.36  % Memory   : 8042.1875MB
% 0.15/0.36  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.15/0.36  % CPULimit : 300
% 0.15/0.36  % WCLimit  : 300
% 0.15/0.36  % DateTime : Thu May 18 20:04:58 EDT 2023
% 0.15/0.37  % CPUTime  : 
% 0.92/0.82  % [INFO] 	 Parsing problem /export/starexec/sandbox/benchmark/theBenchmark.p ... 
% 0.99/0.94  % [INFO] 	 Parsing done (116ms). 
% 1.26/0.94  % [INFO] 	 Running in sequential loop mode. 
% 1.71/1.16  % [INFO] 	 eprover registered as external prover. 
% 1.71/1.17  % [INFO] 	 cvc4 registered as external prover. 
% 1.71/1.17  % [INFO] 	 Scanning for conjecture ... 
% 1.71/1.23  % [INFO] 	 Found a conjecture and 26 axioms. Running axiom selection ... 
% 1.90/1.27  % [INFO] 	 Axiom selection finished. Selected 26 axioms (removed 0 axioms). 
% 2.04/1.29  % [INFO] 	 Problem is propositional (TPTP CNF). 
% 2.04/1.29  % [INFO] 	 Type checking passed. 
% 2.04/1.29  % [CONFIG] 	 Using configuration: timeout(300) with strategy<name(default),share(1.0),primSubst(3),sos(false),unifierCount(4),uniDepth(8),boolExt(true),choice(true),renaming(true),funcspec(false), domConstr(0),specialInstances(39),restrictUniAttempts(true),termOrdering(CPO)>.  Searching for refutation ... 
% 3.12/1.73  % External prover 'e' found a proof!
% 3.12/1.73  % [INFO] 	 Killing All external provers ... 
% 3.12/1.73  % Time passed: 1222ms (effective reasoning time: 788ms)
% 3.12/1.74  % Solved by strategy<name(default),share(1.0),primSubst(3),sos(false),unifierCount(4),uniDepth(8),boolExt(true),choice(true),renaming(true),funcspec(false), domConstr(0),specialInstances(39),restrictUniAttempts(true),termOrdering(CPO)>
% 3.12/1.74  % Axioms used in derivation (26): uruguay, indian_somalia, atlantic_brazil, pakistan, iran, indian_pakistan, atlantic_nigeria, indian_iran, indian, venezuela, indian_tanzania, indian_kenya, atlantic, india, brazil, indian_india, somalia, atlantic_zaire, angola, tanzania, zaire, kenya, atlantic_angola, nigeria, atlantic_venesuela, atlantic_uruguay
% 3.12/1.74  % No. of inferences in proof: 55
% 3.12/1.74  % SZS status Theorem for /export/starexec/sandbox/benchmark/theBenchmark.p : 1222 ms resp. 788 ms w/o parsing
% 3.35/1.76  % SZS output start Refutation for /export/starexec/sandbox/benchmark/theBenchmark.p
% See solution above
% 3.35/1.76  % [INFO] 	 Killing All external provers ... 
%------------------------------------------------------------------------------