TSTP Solution File: PUZ019-1 by Leo-III---1.7.7

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%------------------------------------------------------------------------------
% File     : Leo-III---1.7.7
% Problem  : PUZ019-1 : TPTP v8.1.2. Bugfixed v5.1.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : run_Leo-III %s %d

% Computer : n020.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 11:47:26 EDT 2023

% Result   : Unsatisfiable 3.64s 1.98s
% Output   : Refutation 3.96s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :    2
%            Number of leaves      :   83
% Syntax   : Number of formulae    :  148 (  89 unt;  19 typ;   0 def)
%            Number of atoms       :  211 (   0 equ;   0 cnn)
%            Maximal formula atoms :    8 (   1 avg)
%            Number of connectives :  606 ( 138   ~;  82   |;   0   &; 386   @)
%                                         (   0 <=>;   0  =>;   0  <=;   0 <~>)
%            Maximal formula depth :   19 (   5 avg)
%            Number of types       :    2 (   0 usr)
%            Number of type conns  :   11 (  11   >;   0   *;   0   +;   0  <<)
%            Number of symbols     :   20 (  19 usr;  13 con; 0-2 aty)
%            Number of variables   :   80 (   0   ^;  80   !;   0   ?;  80   :)

% Comments : 
%------------------------------------------------------------------------------
thf(has_job_type,type,
    has_job: $i > $i > $o ).

thf(chef_type,type,
    chef: $i ).

thf(guard_type,type,
    guard: $i ).

thf(nurse_type,type,
    nurse: $i ).

thf(operator_type,type,
    operator: $i ).

thf(police_type,type,
    police: $i ).

thf(teacher_type,type,
    teacher: $i ).

thf(actor_type,type,
    actor: $i ).

thf(boxer_type,type,
    boxer: $i ).

thf(equal_jobs_type,type,
    equal_jobs: $i > $i > $o ).

thf(equal_people_type,type,
    equal_people: $i > $i > $o ).

thf(roberta_type,type,
    roberta: $i ).

thf(steve_type,type,
    steve: $i ).

thf(husband_type,type,
    husband: $i > $i > $o ).

thf(male_type,type,
    male: $i > $o ).

thf(female_type,type,
    female: $i > $o ).

thf(pete_type,type,
    pete: $i ).

thf(educated_type,type,
    educated: $i > $o ).

thf(thelma_type,type,
    thelma: $i ).

thf(29,axiom,
    ~ ( equal_jobs @ chef @ teacher ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',chef_not_teacher) ).

thf(115,plain,
    ~ ( equal_jobs @ chef @ teacher ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[29]) ).

thf(48,axiom,
    ! [A: $i] :
      ( ~ ( has_job @ A @ chef )
      | ( female @ A ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',chef_is_female) ).

thf(153,plain,
    ! [A: $i] :
      ( ~ ( has_job @ A @ chef )
      | ( female @ A ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[48]) ).

thf(64,axiom,
    ! [A: $i] :
      ( ~ ( has_job @ A @ nurse )
      | ( educated @ A ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',nurse_is_educated) ).

thf(185,plain,
    ! [A: $i] :
      ( ~ ( has_job @ A @ nurse )
      | ( educated @ A ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[64]) ).

thf(8,axiom,
    male @ pete,
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',pete_is_male) ).

thf(78,plain,
    male @ pete,
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[8]) ).

thf(30,axiom,
    ~ ( equal_jobs @ operator @ teacher ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',operator_not_teacher) ).

thf(117,plain,
    ~ ( equal_jobs @ operator @ teacher ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[30]) ).

thf(26,axiom,
    ~ ( equal_jobs @ nurse @ actor ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',nurse_not_actor) ).

thf(109,plain,
    ~ ( equal_jobs @ nurse @ actor ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[26]) ).

thf(19,axiom,
    ~ ( equal_people @ pete @ steve ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',pete_not_steve) ).

thf(95,plain,
    ~ ( equal_people @ pete @ steve ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[19]) ).

thf(21,axiom,
    ! [A: $i] :
      ( ~ ( has_job @ A @ nurse )
      | ( male @ A ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',nurse_is_male) ).

thf(99,plain,
    ! [A: $i] :
      ( ~ ( has_job @ A @ nurse )
      | ( male @ A ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[21]) ).

thf(3,axiom,
    ~ ( equal_people @ roberta @ steve ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',roberta_not_steve) ).

thf(69,plain,
    ~ ( equal_people @ roberta @ steve ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[3]) ).

thf(22,axiom,
    ~ ( equal_jobs @ police @ teacher ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',police_not_teacher) ).

thf(101,plain,
    ~ ( equal_jobs @ police @ teacher ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[22]) ).

thf(15,axiom,
    ~ ( equal_people @ thelma @ steve ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',thelma_not_steve) ).

thf(88,plain,
    ~ ( equal_people @ thelma @ steve ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[15]) ).

thf(34,axiom,
    ! [B: $i,A: $i] :
      ( ~ ( has_job @ A @ chef )
      | ~ ( has_job @ B @ operator )
      | ( husband @ A @ B ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',husband_of_chef_is_operator1) ).

thf(125,plain,
    ! [B: $i,A: $i] :
      ( ~ ( has_job @ A @ chef )
      | ~ ( has_job @ B @ operator )
      | ( husband @ A @ B ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[34]) ).

thf(50,axiom,
    ~ ( equal_jobs @ nurse @ teacher ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',nurse_not_teacher) ).

thf(157,plain,
    ~ ( equal_jobs @ nurse @ teacher ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[50]) ).

thf(61,axiom,
    ! [A: $i] :
      ( ( has_job @ roberta @ A )
      | ( has_job @ thelma @ A )
      | ( has_job @ pete @ A )
      | ( has_job @ steve @ A ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',every_job_is_used) ).

thf(179,plain,
    ! [A: $i] :
      ( ( has_job @ roberta @ A )
      | ( has_job @ thelma @ A )
      | ( has_job @ pete @ A )
      | ( has_job @ steve @ A ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[61]) ).

thf(32,axiom,
    ! [D: $i,C: $i,B: $i,A: $i] :
      ( ~ ( has_job @ A @ B )
      | ~ ( has_job @ A @ C )
      | ~ ( has_job @ A @ D )
      | ( equal_jobs @ B @ C )
      | ( equal_jobs @ B @ D )
      | ( equal_jobs @ C @ D ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',each_has_maximum_of_two_jobs) ).

thf(121,plain,
    ! [D: $i,C: $i,B: $i,A: $i] :
      ( ~ ( has_job @ A @ B )
      | ~ ( has_job @ A @ C )
      | ~ ( has_job @ A @ D )
      | ( equal_jobs @ B @ C )
      | ( equal_jobs @ B @ D )
      | ( equal_jobs @ C @ D ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[32]) ).

thf(13,axiom,
    ~ ( equal_people @ pete @ thelma ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',pete_not_thelma) ).

thf(84,plain,
    ~ ( equal_people @ pete @ thelma ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[13]) ).

thf(45,axiom,
    ~ ( equal_jobs @ boxer @ teacher ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',boxer_not_teacher) ).

thf(147,plain,
    ~ ( equal_jobs @ boxer @ teacher ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[45]) ).

thf(38,axiom,
    ~ ( equal_jobs @ actor @ teacher ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',actor_not_teacher) ).

thf(133,plain,
    ~ ( equal_jobs @ actor @ teacher ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[38]) ).

thf(40,axiom,
    ~ ( equal_jobs @ chef @ boxer ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',chef_not_boxer) ).

thf(137,plain,
    ~ ( equal_jobs @ chef @ boxer ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[40]) ).

thf(54,axiom,
    ~ ( equal_jobs @ operator @ boxer ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',operator_not_boxer) ).

thf(165,plain,
    ~ ( equal_jobs @ operator @ boxer ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[54]) ).

thf(17,axiom,
    ~ ( equal_people @ roberta @ pete ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',roberta_not_pete) ).

thf(92,plain,
    ~ ( equal_people @ roberta @ pete ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[17]) ).

thf(1,negated_conjecture,
    ! [H: $i,G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ~ ( has_job @ A @ chef )
      | ~ ( has_job @ B @ guard )
      | ~ ( has_job @ C @ nurse )
      | ~ ( has_job @ D @ operator )
      | ~ ( has_job @ E @ police )
      | ~ ( has_job @ F @ teacher )
      | ~ ( has_job @ G @ actor )
      | ~ ( has_job @ H @ boxer ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',find_who_has_each_job) ).

thf(65,plain,
    ! [H: $i,G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ~ ( has_job @ A @ chef )
      | ~ ( has_job @ B @ guard )
      | ~ ( has_job @ C @ nurse )
      | ~ ( has_job @ D @ operator )
      | ~ ( has_job @ E @ police )
      | ~ ( has_job @ F @ teacher )
      | ~ ( has_job @ G @ actor )
      | ~ ( has_job @ H @ boxer ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[1]) ).

thf(20,axiom,
    ! [A: $i] :
      ( ( male @ A )
      | ( female @ A ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',everyone_male_or_female) ).

thf(97,plain,
    ! [A: $i] :
      ( ( male @ A )
      | ( female @ A ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[20]) ).

thf(56,axiom,
    ! [A: $i] :
      ( ~ ( has_job @ A @ chef )
      | ~ ( has_job @ A @ police ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',chef_is_not_also_police) ).

thf(169,plain,
    ! [A: $i] :
      ( ~ ( has_job @ A @ chef )
      | ~ ( has_job @ A @ police ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[56]) ).

thf(42,axiom,
    ~ ( equal_jobs @ nurse @ police ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',nurse_not_police) ).

thf(141,plain,
    ~ ( equal_jobs @ nurse @ police ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[42]) ).

thf(58,axiom,
    ~ ( has_job @ roberta @ boxer ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',roberta_is_not_boxer) ).

thf(173,plain,
    ~ ( has_job @ roberta @ boxer ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[58]) ).

thf(36,axiom,
    ! [B: $i,A: $i] :
      ( ~ ( has_job @ A @ chef )
      | ( has_job @ B @ operator )
      | ~ ( husband @ A @ B ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',husband_of_chef_is_operator2) ).

thf(129,plain,
    ! [B: $i,A: $i] :
      ( ~ ( has_job @ A @ chef )
      | ( has_job @ B @ operator )
      | ~ ( husband @ A @ B ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[36]) ).

thf(5,axiom,
    ! [B: $i,A: $i] :
      ( ~ ( husband @ A @ B )
      | ( male @ B ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',husband_is_male) ).

thf(73,plain,
    ! [B: $i,A: $i] :
      ( ~ ( husband @ A @ B )
      | ( male @ B ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[5]) ).

thf(24,axiom,
    ~ ( equal_jobs @ operator @ police ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',operator_not_police) ).

thf(105,plain,
    ~ ( equal_jobs @ operator @ police ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[24]) ).

thf(52,axiom,
    ~ ( equal_jobs @ chef @ actor ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',chef_not_actor) ).

thf(161,plain,
    ~ ( equal_jobs @ chef @ actor ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[52]) ).

thf(46,axiom,
    ~ ( equal_jobs @ guard @ teacher ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',guard_not_teacher) ).

thf(149,plain,
    ~ ( equal_jobs @ guard @ teacher ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[46]) ).

thf(4,axiom,
    ! [B: $i,A: $i] :
      ( ~ ( equal_people @ A @ B )
      | ( equal_people @ B @ A ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',symmetry_of_equal_people) ).

thf(71,plain,
    ! [B: $i,A: $i] :
      ( ~ ( equal_people @ A @ B )
      | ( equal_people @ B @ A ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[4]) ).

thf(62,axiom,
    ! [A: $i] :
      ( ( has_job @ A @ chef )
      | ( has_job @ A @ guard )
      | ( has_job @ A @ nurse )
      | ( has_job @ A @ operator )
      | ( has_job @ A @ police )
      | ( has_job @ A @ teacher )
      | ( has_job @ A @ actor )
      | ( has_job @ A @ boxer ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',everyone_works) ).

thf(181,plain,
    ! [A: $i] :
      ( ( has_job @ A @ chef )
      | ( has_job @ A @ guard )
      | ( has_job @ A @ nurse )
      | ( has_job @ A @ operator )
      | ( has_job @ A @ police )
      | ( has_job @ A @ teacher )
      | ( has_job @ A @ actor )
      | ( has_job @ A @ boxer ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[62]) ).

thf(14,axiom,
    ! [B: $i,A: $i] :
      ( ~ ( husband @ A @ B )
      | ( female @ A ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',wife_is_female) ).

thf(86,plain,
    ! [B: $i,A: $i] :
      ( ~ ( husband @ A @ B )
      | ( female @ A ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[14]) ).

thf(51,axiom,
    ~ ( equal_jobs @ guard @ police ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',guard_not_police) ).

thf(159,plain,
    ~ ( equal_jobs @ guard @ police ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[51]) ).

thf(28,axiom,
    ~ ( equal_jobs @ operator @ actor ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',operator_not_actor) ).

thf(113,plain,
    ~ ( equal_jobs @ operator @ actor ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[28]) ).

thf(7,axiom,
    ! [A: $i] :
      ( ~ ( male @ A )
      | ~ ( female @ A ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',males_are_not_female) ).

thf(76,plain,
    ! [A: $i] :
      ( ~ ( male @ A )
      | ~ ( female @ A ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[7]) ).

thf(23,axiom,
    ~ ( equal_jobs @ police @ boxer ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',police_not_boxer) ).

thf(103,plain,
    ~ ( equal_jobs @ police @ boxer ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[23]) ).

thf(49,axiom,
    ~ ( equal_jobs @ guard @ boxer ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',guard_not_boxer) ).

thf(155,plain,
    ~ ( equal_jobs @ guard @ boxer ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[49]) ).

thf(39,axiom,
    ~ ( has_job @ roberta @ police ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',roberta_is_not_police) ).

thf(135,plain,
    ~ ( has_job @ roberta @ police ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[39]) ).

thf(10,axiom,
    ~ ( educated @ pete ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',pete_is_not_educated) ).

thf(80,plain,
    ~ ( educated @ pete ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[10]) ).

thf(55,axiom,
    ~ ( equal_jobs @ nurse @ operator ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',nurse_not_operator) ).

thf(167,plain,
    ~ ( equal_jobs @ nurse @ operator ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[55]) ).

thf(33,axiom,
    ~ ( equal_jobs @ guard @ actor ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',guard_not_actor) ).

thf(123,plain,
    ~ ( equal_jobs @ guard @ actor ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[33]) ).

thf(44,axiom,
    ~ ( equal_jobs @ chef @ operator ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',chef_not_operator) ).

thf(145,plain,
    ~ ( equal_jobs @ chef @ operator ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[44]) ).

thf(2,axiom,
    ! [B: $i,A: $i] :
      ( ~ ( equal_jobs @ A @ B )
      | ( equal_jobs @ B @ A ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',symmetry_of_equal_jobs) ).

thf(67,plain,
    ! [B: $i,A: $i] :
      ( ~ ( equal_jobs @ A @ B )
      | ( equal_jobs @ B @ A ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[2]) ).

thf(60,axiom,
    ~ ( equal_jobs @ chef @ guard ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',chef_not_guard) ).

thf(177,plain,
    ~ ( equal_jobs @ chef @ guard ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[60]) ).

thf(35,axiom,
    ! [A: $i] :
      ( ~ ( has_job @ A @ police )
      | ( educated @ A ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',police_is_educated) ).

thf(127,plain,
    ! [A: $i] :
      ( ~ ( has_job @ A @ police )
      | ( educated @ A ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[35]) ).

thf(59,axiom,
    ~ ( equal_jobs @ actor @ boxer ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',actor_not_boxer) ).

thf(175,plain,
    ~ ( equal_jobs @ actor @ boxer ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[59]) ).

thf(43,axiom,
    ~ ( equal_jobs @ chef @ police ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',chef_not_police) ).

thf(143,plain,
    ~ ( equal_jobs @ chef @ police ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[43]) ).

thf(57,axiom,
    ~ ( equal_jobs @ nurse @ boxer ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',nurse_not_boxer) ).

thf(171,plain,
    ~ ( equal_jobs @ nurse @ boxer ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[57]) ).

thf(41,axiom,
    ~ ( has_job @ roberta @ chef ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',roberta_is_not_chef) ).

thf(139,plain,
    ~ ( has_job @ roberta @ chef ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[41]) ).

thf(6,axiom,
    female @ roberta,
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',roberta_is_female) ).

thf(75,plain,
    female @ roberta,
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[6]) ).

thf(31,axiom,
    ~ ( equal_jobs @ guard @ nurse ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',guard_not_nurse) ).

thf(119,plain,
    ~ ( equal_jobs @ guard @ nurse ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[31]) ).

thf(11,axiom,
    male @ steve,
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',steve_is_male) ).

thf(82,plain,
    male @ steve,
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[11]) ).

thf(47,axiom,
    ! [C: $i,B: $i,A: $i] :
      ( ~ ( has_job @ A @ B )
      | ~ ( has_job @ C @ B )
      | ( equal_people @ A @ C ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',each_job_held_once) ).

thf(151,plain,
    ! [C: $i,B: $i,A: $i] :
      ( ~ ( has_job @ A @ B )
      | ~ ( has_job @ C @ B )
      | ( equal_people @ A @ C ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[47]) ).

thf(63,axiom,
    ! [A: $i] :
      ( ~ ( has_job @ A @ teacher )
      | ( educated @ A ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',teacher_is_educated) ).

thf(183,plain,
    ! [A: $i] :
      ( ~ ( has_job @ A @ teacher )
      | ( educated @ A ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[63]) ).

thf(25,axiom,
    ~ ( equal_jobs @ chef @ nurse ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',chef_not_nurse) ).

thf(107,plain,
    ~ ( equal_jobs @ chef @ nurse ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[25]) ).

thf(9,axiom,
    ! [A: $i] : ( equal_jobs @ A @ A ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',reflexivity_for_equal_jobs) ).

thf(79,plain,
    ! [A: $i] : ( equal_jobs @ A @ A ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[9]) ).

thf(18,axiom,
    ! [A: $i] : ( equal_people @ A @ A ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',reflexivity_for_equal_people) ).

thf(94,plain,
    ! [A: $i] : ( equal_people @ A @ A ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[18]) ).

thf(37,axiom,
    ! [A: $i] :
      ( ~ ( has_job @ A @ actor )
      | ( male @ A ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',actor_is_male) ).

thf(131,plain,
    ! [A: $i] :
      ( ~ ( has_job @ A @ actor )
      | ( male @ A ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[37]) ).

thf(53,axiom,
    ~ ( equal_jobs @ guard @ operator ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',guard_not_operator) ).

thf(163,plain,
    ~ ( equal_jobs @ guard @ operator ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[53]) ).

thf(12,axiom,
    female @ thelma,
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',thelma_is_female) ).

thf(83,plain,
    female @ thelma,
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[12]) ).

thf(16,axiom,
    ~ ( equal_people @ roberta @ thelma ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',roberta_not_thelma) ).

thf(90,plain,
    ~ ( equal_people @ roberta @ thelma ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[16]) ).

thf(27,axiom,
    ~ ( equal_jobs @ police @ actor ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',police_not_actor) ).

thf(111,plain,
    ~ ( equal_jobs @ police @ actor ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[27]) ).

thf(187,plain,
    $false,
    inference(e,[status(thm)],[115,153,185,78,117,109,95,99,69,101,88,125,157,179,121,84,147,133,137,165,92,65,97,169,141,173,129,73,105,161,149,71,181,86,159,113,76,103,155,135,80,167,123,145,67,177,127,175,143,171,139,75,119,82,151,183,107,79,94,131,163,83,90,111]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.12/0.12  % Problem  : PUZ019-1 : TPTP v8.1.2. Bugfixed v5.1.0.
% 0.12/0.15  % Command  : run_Leo-III %s %d
% 0.15/0.37  % Computer : n020.cluster.edu
% 0.15/0.37  % Model    : x86_64 x86_64
% 0.15/0.37  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.15/0.37  % Memory   : 8042.1875MB
% 0.15/0.37  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.15/0.37  % CPULimit : 300
% 0.15/0.37  % WCLimit  : 300
% 0.15/0.37  % DateTime : Thu May 18 19:57:33 EDT 2023
% 0.15/0.37  % CPUTime  : 
% 1.04/0.90  % [INFO] 	 Parsing problem /export/starexec/sandbox2/benchmark/theBenchmark.p ... 
% 1.30/1.07  % [INFO] 	 Parsing done (168ms). 
% 1.30/1.08  % [INFO] 	 Running in sequential loop mode. 
% 1.82/1.31  % [INFO] 	 eprover registered as external prover. 
% 1.82/1.31  % [INFO] 	 cvc4 registered as external prover. 
% 2.01/1.32  % [INFO] 	 Scanning for conjecture ... 
% 2.21/1.41  % [INFO] 	 Found a conjecture and 63 axioms. Running axiom selection ... 
% 2.46/1.47  % [INFO] 	 Axiom selection finished. Selected 63 axioms (removed 0 axioms). 
% 2.47/1.50  % [INFO] 	 Problem is propositional (TPTP CNF). 
% 2.47/1.50  % [INFO] 	 Type checking passed. 
% 2.56/1.51  % [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 ... 
% 3.64/1.98  % External prover 'e' found a proof!
% 3.64/1.98  % [INFO] 	 Killing All external provers ... 
% 3.64/1.98  % Time passed: 1452ms (effective reasoning time: 894ms)
% 3.64/1.98  % 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)>
% 3.64/1.98  % Axioms used in derivation (63): husband_is_male, nurse_not_boxer, operator_not_boxer, nurse_not_operator, roberta_is_not_police, actor_not_teacher, wife_is_female, symmetry_of_equal_jobs, everyone_works, every_job_is_used, guard_not_boxer, chef_is_female, guard_not_nurse, roberta_not_pete, actor_not_boxer, teacher_is_educated, roberta_not_steve, roberta_is_not_boxer, boxer_not_teacher, nurse_not_teacher, chef_not_teacher, thelma_not_steve, chef_not_police, roberta_not_thelma, reflexivity_for_equal_jobs, roberta_is_female, husband_of_chef_is_operator1, guard_not_teacher, pete_not_steve, police_not_teacher, symmetry_of_equal_people, nurse_is_educated, each_has_maximum_of_two_jobs, pete_is_not_educated, chef_not_operator, actor_is_male, each_job_held_once, husband_of_chef_is_operator2, guard_not_police, operator_not_actor, males_are_not_female, chef_not_guard, nurse_not_police, steve_is_male, guard_not_actor, chef_is_not_also_police, police_not_actor, pete_is_male, chef_not_boxer, operator_not_teacher, nurse_is_male, chef_not_actor, police_is_educated, operator_not_police, everyone_male_or_female, chef_not_nurse, pete_not_thelma, guard_not_operator, police_not_boxer, nurse_not_actor, roberta_is_not_chef, thelma_is_female, reflexivity_for_equal_people
% 3.64/1.98  % No. of inferences in proof: 129
% 3.64/1.98  % SZS status Theorem for /export/starexec/sandbox2/benchmark/theBenchmark.p : 1452 ms resp. 894 ms w/o parsing
% 3.96/2.07  % SZS output start Refutation for /export/starexec/sandbox2/benchmark/theBenchmark.p
% See solution above
% 3.96/2.07  % [INFO] 	 Killing All external provers ... 
%------------------------------------------------------------------------------