%------------------------------------------------------------------------------
% File : Leo-III---1.8.0
% Problem : CSR088+7 : TPTP v9.3.1. Bugfixed v7.3.0.
% Transfm : none
% Format : tptp:raw
% Command : java -Xss128m -Xmx2g -Xms1g -jar /export/starexec/sandbox/solver/bin/leo3.jar /export/starexec/sandbox/benchmark/theBenchmark.p -t 300 -p --atp eprover=/export/starexec/sandbox/solver/bin/externals/eprover --instantiate 39
% Computer : n016.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 : Sun Sep 27 07:01:18 AM UTC 2026
% Result : Theorem 13.44s 5.82s
% Output : Refutation 13.44s
% Verified :
% SZS Type : Refutation
% Derivation depth : 6
% Number of leaves : 2
% Syntax : Number of formulae : 10 ( 10 unt; 0 typ; 0 def)
% Number of atoms : 10 ( 0 equ; 0 cnn)
% Maximal formula atoms : 1 ( 1 avg)
% Number of connectives : 27 ( 11 ~; 0 |; 0 &; 16 @)
% ( 0 <=>; 0 =>; 0 <=; 0 <~>)
% Maximal formula depth : 7 ( 5 avg)
% Number of types : 2 ( 0 usr)
% Number of type conns : 0 ( 0 >; 0 *; 0 +; 0 <<)
% Number of symbols : 5 ( 3 usr; 4 con; 0-2 aty)
% Number of variables : 10 ( 0 ^; 4 !; 6 ?; 10 :)
% Comments :
%------------------------------------------------------------------------------
thf(s__overlapsTemporally_decl,type,
s__overlapsTemporally: $i > $i > $o ).
thf(s__CommonEra_decl,type,
s__CommonEra: $i ).
thf(s__BeforeCommonEra_decl,type,
s__BeforeCommonEra: $i ).
thf(3,axiom,
~ ( s__BeforeCommonEra @ ( s__CommonEra @ s__overlapsTemporally ) ),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',kb_SUMO_38593) ).
thf(7,plain,
~ ( s__BeforeCommonEra @ ( s__CommonEra @ s__overlapsTemporally ) ),
inference(defexp_and_simp_and_etaexpand,[status(thm)],[3]) ).
thf(8,plain,
~ ( s__BeforeCommonEra @ ( s__CommonEra @ s__overlapsTemporally ) ),
inference(polarity_switch,[status(thm)],[7]) ).
thf(1,conjecture,
? [A: $i,B: $i] :
~ ( B @ ( A @ s__overlapsTemporally ) ),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',prove_from_ALL) ).
thf(2,negated_conjecture,
~ ? [A: $i,B: $i] :
~ ( B @ ( A @ s__overlapsTemporally ) ),
inference(neg_conjecture,[status(cth)],[1]) ).
thf(4,plain,
~ ? [A: $i,B: $i] :
~ ( B @ ( A @ s__overlapsTemporally ) ),
inference(defexp_and_simp_and_etaexpand,[status(thm)],[2]) ).
thf(5,plain,
~ ~ ! [A: $i,B: $i] : ( B @ ( A @ s__overlapsTemporally ) ),
inference(miniscope,[status(thm)],[4]) ).
thf(6,plain,
! [B: $i,A: $i] : ( B @ ( A @ s__overlapsTemporally ) ),
inference(cnf,[status(esa)],[5]) ).
thf(9,plain,
~ $true,
inference(rewrite,[status(thm)],[8,6]) ).
thf(10,plain,
$false,
inference(simp,[status(thm)],[9]) ).
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.03 % Problem : CSR088+7 : TPTP v9.3.1. Bugfixed v7.3.0.
% 0.00/0.07 % Command : java -Xss128m -Xmx2g -Xms1g -jar /export/starexec/sandbox/solver/bin/leo3.jar /export/starexec/sandbox/benchmark/theBenchmark.p -t 300 -p --atp eprover=/export/starexec/sandbox/solver/bin/externals/eprover --instantiate 39
% 0.12/0.40 % Computer : n016.cluster.edu
% 0.12/0.40 % Model : x86_64 x86_64
% 0.12/0.40 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.12/0.40 % Memory : 8046.5625MB
% 0.12/0.40 % OS : Linux 6.8.0-71-generic
% 0.12/0.40 % CPULimit : 300
% 0.12/0.40 % WCLimit : 300
% 0.12/0.40 % DateTime : Sun Sep 27 00:53:16 UTC 2026
% 0.12/0.40 % CPUTime :
% 0.12/0.40 Running java -Xss128m -Xmx2g -Xms1g -jar /export/starexec/sandbox/solver/bin/leo3.jar /export/starexec/sandbox/benchmark/theBenchmark.p -t 300 -p --atp eprover=/export/starexec/sandbox/solver/bin/externals/eprover --instantiate 39
% 0.70/0.71 % [INFO] Parsing problem /export/starexec/sandbox/benchmark/theBenchmark.p ...
% 7.94/4.00 % [INFO] Parsing done (3283ms).
% 8.29/4.04 % [INFO] Running in sequential loop mode.
% 8.87/4.42 % [INFO] eprover registered as external prover.
% 8.87/4.43 % [INFO] Scanning for conjecture ...
% 12.03/5.41 % [INFO] Found a conjecture (or negated_conjecture) and 55589 axioms. Running axiom selection ...
% 12.41/5.52 % [INFO] Axiom selection finished. Selected 1 axioms (removed 55588 axioms).
% 12.41/5.52 % [INFO] Problem is first-order (TPTP FOF).
% 12.41/5.52 % [INFO] Type checking passed.
% 12.41/5.52 % [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 ...
% 13.44/5.81 % [INFO] Killing All external provers ...
% 13.44/5.81 % Time passed: 5309ms (effective reasoning time: 1761ms)
% 13.44/5.81 % 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)>
% 13.44/5.81 % Axioms used in derivation (1): kb_SUMO_38593
% 13.44/5.81 % No. of inferences in proof: 10
% 13.44/5.82 % SZS status Theorem for /export/starexec/sandbox/benchmark/theBenchmark.p : 5309 ms resp. 1761 ms w/o parsing
% 13.44/5.85 % SZS output start Refutation for /export/starexec/sandbox/benchmark/theBenchmark.p
% See solution above
% 13.44/5.85 % [INFO] Killing All external provers ...
%------------------------------------------------------------------------------