%------------------------------------------------------------------------------
% File : iProver---3.9.4
% Problem : RNG001-3 : TPTP v9.3.1. Released v1.0.0.
% Transfm : none
% Format : tptp:raw
% Command : run_iprover 300 /export/starexec/sandbox2/benchmark/theBenchmark.p THM
% Computer : n014.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 : Fri Sep 25 02:38:07 PM UTC 2026
% Result : Unsatisfiable 1.42s 1.28s
% Output : CNFRefutation 1.42s
% Verified :
% SZS Type : Refutation
% Derivation depth : 7
% Number of leaves : 7
% Syntax : Number of formulae : 40 ( 18 unt; 0 def)
% Number of atoms : 114 ( 0 equ)
% Maximal formula atoms : 5 ( 2 avg)
% Number of connectives : 150 ( 76 ~; 74 |; 0 &)
% ( 0 <=>; 0 =>; 0 <=; 0 <~>)
% Maximal formula depth : 14 ( 7 avg)
% Maximal term depth : 3 ( 1 avg)
% Number of types : 1 ( 0 usr)
% Number of type conns : 0 ( 0 >; 0 *; 0 +; 0 <<)
% Number of predicates : 5 ( 4 usr; 3 prp; 0-3 aty)
% Number of functors : 4 ( 4 usr; 2 con; 0-2 aty)
% Number of variables : 138 ( 0 sgn 138 !; 0 ?; 114 :)
% Comments :
%------------------------------------------------------------------------------
fof(f1,axiom,
! [X0] : sum(additive_identity,X0,X0),
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',additive_identity1) ).
fof(f2,axiom,
! [X0] : sum(additive_inverse(X0),X0,additive_identity),
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',additive_inverse1) ).
fof(f4,axiom,
! [X2,X3,X0,X1,X4,X5] :
( sum(X2,X3,X5)
| ~ sum(X0,X4,X5)
| ~ sum(X1,X3,X4)
| ~ sum(X0,X1,X2) ),
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',associativity_of_addition2) ).
fof(f5,axiom,
! [X0,X1] : product(X0,X1,multiply(X0,X1)),
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',closure_of_multiplication) ).
fof(f6,axiom,
! [X2,X3,X0,X1,X6,X4,X5] :
( sum(X2,X4,X6)
| ~ product(X0,X5,X6)
| ~ sum(X1,X3,X5)
| ~ product(X0,X3,X4)
| ~ product(X0,X1,X2) ),
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',distributivity1) ).
fof(f7,axiom,
! [X2,X3,X0,X1,X6,X4,X5] :
( product(X0,X5,X6)
| ~ sum(X2,X4,X6)
| ~ sum(X1,X3,X5)
| ~ product(X0,X3,X4)
| ~ product(X0,X1,X2) ),
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',distributivity2) ).
fof(f8,negated_conjecture,
~ product(a,additive_identity,additive_identity),
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',prove_a_times_additive_id_is_additive_id) ).
tcf(c_57,plain,
! [X0: $i] : sum(additive_identity,X0,X0),
inference(cnf_transformation,[],[f1]) ).
tcf(c_58,plain,
! [X0: $i] : sum(additive_inverse(X0),X0,additive_identity),
inference(cnf_transformation,[],[f2]) ).
tcf(c_60,plain,
! [X0: $i,X1: $i,X2: $i,X3: $i,X4: $i,X5: $i] :
( sum(X2,X5,X4)
| ~ sum(X1,X5,X3)
| ~ sum(X0,X3,X4)
| ~ sum(X0,X1,X2) ),
inference(cnf_transformation,[],[f4]) ).
tcf(c_61,plain,
! [X0: $i,X1: $i] : product(X0,X1,multiply(X0,X1)),
inference(cnf_transformation,[],[f5]) ).
tcf(c_62,plain,
! [X0: $i,X1: $i,X2: $i,X3: $i,X4: $i,X5: $i,X6: $i] :
( sum(X4,X5,X6)
| ~ product(X3,X2,X6)
| ~ product(X3,X1,X5)
| ~ product(X3,X0,X4)
| ~ sum(X0,X1,X2) ),
inference(cnf_transformation,[],[f6]) ).
tcf(c_63,plain,
! [X0: $i,X1: $i,X2: $i,X3: $i,X4: $i,X5: $i,X6: $i] :
( product(X6,X2,X5)
| ~ product(X6,X1,X4)
| ~ product(X6,X0,X3)
| ~ sum(X3,X4,X5)
| ~ sum(X0,X1,X2) ),
inference(cnf_transformation,[],[f7]) ).
tcf(c_64,negated_conjecture,
~ product(a,additive_identity,additive_identity),
inference(cnf_transformation,[],[f8]) ).
tcf(c_65,plain,
sum(additive_identity,additive_identity,additive_identity),
inference(instantiation,[status(thm)],[c_57]) ).
tcf(c_113,plain,
! [X0_iProver_product_1: iProver_product_1,X0_iProver_product_3: iProver_product_3,X1_iProver_product_3: iProver_product_3,X2_iProver_product_3: iProver_product_3,X3_iProver_product_3: iProver_product_3,X4_iProver_product_3: iProver_product_3,X5_iProver_product_3: iProver_product_3] :
( product(X0_iProver_product_1,X2_iProver_product_3,X5_iProver_product_3)
| ~ product(X0_iProver_product_1,X1_iProver_product_3,X4_iProver_product_3)
| ~ product(X0_iProver_product_1,X0_iProver_product_3,X3_iProver_product_3)
| ~ sum(X3_iProver_product_3,X4_iProver_product_3,X5_iProver_product_3)
| ~ sum(X0_iProver_product_3,X1_iProver_product_3,X2_iProver_product_3) ),
inference(subtyping,[status(esa)],[c_63]) ).
tcf(c_114,plain,
! [X0_iProver_product_1: iProver_product_1,X0_iProver_product_3: iProver_product_3,X1_iProver_product_3: iProver_product_3,X2_iProver_product_3: iProver_product_3,X3_iProver_product_3: iProver_product_3,X4_iProver_product_3: iProver_product_3,X5_iProver_product_3: iProver_product_3] :
( sum(X3_iProver_product_3,X4_iProver_product_3,X5_iProver_product_3)
| ~ product(X0_iProver_product_1,X2_iProver_product_3,X5_iProver_product_3)
| ~ product(X0_iProver_product_1,X1_iProver_product_3,X4_iProver_product_3)
| ~ product(X0_iProver_product_1,X0_iProver_product_3,X3_iProver_product_3)
| ~ sum(X0_iProver_product_3,X1_iProver_product_3,X2_iProver_product_3) ),
inference(subtyping,[status(esa)],[c_62]) ).
tcf(c_115,plain,
! [X0_iProver_product_1: iProver_product_1,X0_iProver_product_3: iProver_product_3] : product(X0_iProver_product_1,X0_iProver_product_3,multiply(X0_iProver_product_1,X0_iProver_product_3)),
inference(subtyping,[status(esa)],[c_61]) ).
tcf(c_116,plain,
! [X0_iProver_product_3: iProver_product_3,X1_iProver_product_3: iProver_product_3,X2_iProver_product_3: iProver_product_3,X3_iProver_product_3: iProver_product_3,X4_iProver_product_3: iProver_product_3,X5_iProver_product_3: iProver_product_3] :
( sum(X2_iProver_product_3,X5_iProver_product_3,X4_iProver_product_3)
| ~ sum(X1_iProver_product_3,X5_iProver_product_3,X3_iProver_product_3)
| ~ sum(X0_iProver_product_3,X3_iProver_product_3,X4_iProver_product_3)
| ~ sum(X0_iProver_product_3,X1_iProver_product_3,X2_iProver_product_3) ),
inference(subtyping,[status(esa)],[c_60]) ).
tcf(c_118,plain,
! [X0_iProver_product_3: iProver_product_3] : sum(additive_inverse(X0_iProver_product_3),X0_iProver_product_3,additive_identity),
inference(subtyping,[status(esa)],[c_58]) ).
tcf(c_119,plain,
! [X0_iProver_product_3: iProver_product_3] : sum(additive_identity,X0_iProver_product_3,X0_iProver_product_3),
inference(subtyping,[status(esa)],[c_57]) ).
tcf(c_120,plain,
product(a,additive_identity,multiply(a,additive_identity)),
inference(instantiation,[status(thm)],[c_115]) ).
tcf(c_148,plain,
! [X0_iProver_product_1: iProver_product_1,X0_iProver_product_3: iProver_product_3,X1_iProver_product_3: iProver_product_3,X2_iProver_product_3: iProver_product_3,X3_iProver_product_3: iProver_product_3,X4_iProver_product_3: iProver_product_3] :
( product(X0_iProver_product_1,X4_iProver_product_3,X2_iProver_product_3)
| ~ product(X0_iProver_product_1,X3_iProver_product_3,X0_iProver_product_3)
| ~ sum(X3_iProver_product_3,X1_iProver_product_3,X4_iProver_product_3)
| ~ product(X0_iProver_product_1,X1_iProver_product_3,multiply(X0_iProver_product_1,X1_iProver_product_3))
| ~ sum(X0_iProver_product_3,multiply(X0_iProver_product_1,X1_iProver_product_3),X2_iProver_product_3) ),
inference(instantiation,[status(thm)],[c_113]) ).
tcf(c_149,plain,
! [X0_iProver_product_1: iProver_product_1,X0_iProver_product_3: iProver_product_3,X1_iProver_product_3: iProver_product_3,X2_iProver_product_3: iProver_product_3,X3_iProver_product_3: iProver_product_3] :
( product(X0_iProver_product_1,X3_iProver_product_3,X2_iProver_product_3)
| ~ sum(X0_iProver_product_3,X1_iProver_product_3,X3_iProver_product_3)
| ~ product(X0_iProver_product_1,X1_iProver_product_3,multiply(X0_iProver_product_1,X1_iProver_product_3))
| ~ product(X0_iProver_product_1,X0_iProver_product_3,multiply(X0_iProver_product_1,X0_iProver_product_3))
| ~ sum(multiply(X0_iProver_product_1,X0_iProver_product_3),multiply(X0_iProver_product_1,X1_iProver_product_3),X2_iProver_product_3) ),
inference(instantiation,[status(thm)],[c_148]) ).
tcf(c_150,plain,
( product(a,additive_identity,additive_identity)
| ~ sum(additive_identity,additive_identity,additive_identity)
| ~ product(a,additive_identity,multiply(a,additive_identity))
| ~ sum(multiply(a,additive_identity),multiply(a,additive_identity),additive_identity) ),
inference(instantiation,[status(thm)],[c_149]) ).
tcf(c_157,plain,
! [X0_iProver_product_1: iProver_product_1,X0_iProver_product_3: iProver_product_3,X1_iProver_product_1: iProver_product_1,X1_iProver_product_3: iProver_product_3,X2_iProver_product_3: iProver_product_3,X3_iProver_product_3: iProver_product_3,X4_iProver_product_3: iProver_product_3,X5_iProver_product_3: iProver_product_3] :
( sum(multiply(X1_iProver_product_1,X1_iProver_product_3),multiply(X1_iProver_product_1,X3_iProver_product_3),X5_iProver_product_3)
| ~ product(X0_iProver_product_1,X4_iProver_product_3,X5_iProver_product_3)
| ~ sum(X0_iProver_product_3,X2_iProver_product_3,X4_iProver_product_3)
| ~ product(X0_iProver_product_1,X2_iProver_product_3,multiply(X1_iProver_product_1,X3_iProver_product_3))
| ~ product(X0_iProver_product_1,X0_iProver_product_3,multiply(X1_iProver_product_1,X1_iProver_product_3)) ),
inference(instantiation,[status(thm)],[c_114]) ).
tcf(c_158,plain,
! [X0_iProver_product_1: iProver_product_1,X0_iProver_product_3: iProver_product_3,X1_iProver_product_3: iProver_product_3,X2_iProver_product_3: iProver_product_3,X3_iProver_product_3: iProver_product_3,X4_iProver_product_3: iProver_product_3,X5_iProver_product_3: iProver_product_3] :
( sum(multiply(X0_iProver_product_1,X2_iProver_product_3),multiply(X0_iProver_product_1,X3_iProver_product_3),X5_iProver_product_3)
| ~ sum(X0_iProver_product_3,X4_iProver_product_3,X5_iProver_product_3)
| ~ sum(X1_iProver_product_3,multiply(X0_iProver_product_1,X3_iProver_product_3),X4_iProver_product_3)
| ~ sum(X0_iProver_product_3,X1_iProver_product_3,multiply(X0_iProver_product_1,X2_iProver_product_3)) ),
inference(instantiation,[status(thm)],[c_116]) ).
tcf(c_168,plain,
! [X0_iProver_product_1: iProver_product_1,X0_iProver_product_3: iProver_product_3,X1_iProver_product_1: iProver_product_1,X1_iProver_product_3: iProver_product_3,X2_iProver_product_3: iProver_product_3,X3_iProver_product_3: iProver_product_3,X4_iProver_product_3: iProver_product_3] :
( sum(multiply(X1_iProver_product_1,X1_iProver_product_3),multiply(X1_iProver_product_1,X3_iProver_product_3),multiply(X0_iProver_product_1,X4_iProver_product_3))
| ~ sum(X0_iProver_product_3,X2_iProver_product_3,X4_iProver_product_3)
| ~ product(X0_iProver_product_1,X4_iProver_product_3,multiply(X0_iProver_product_1,X4_iProver_product_3))
| ~ product(X0_iProver_product_1,X2_iProver_product_3,multiply(X1_iProver_product_1,X3_iProver_product_3))
| ~ product(X0_iProver_product_1,X0_iProver_product_3,multiply(X1_iProver_product_1,X1_iProver_product_3)) ),
inference(instantiation,[status(thm)],[c_157]) ).
tcf(c_169,plain,
( sum(multiply(a,additive_identity),multiply(a,additive_identity),multiply(a,additive_identity))
| ~ sum(additive_identity,additive_identity,additive_identity)
| ~ product(a,additive_identity,multiply(a,additive_identity)) ),
inference(instantiation,[status(thm)],[c_168]) ).
tcf(c_178,plain,
! [X0_iProver_product_1: iProver_product_1,X0_iProver_product_3: iProver_product_3,X1_iProver_product_3: iProver_product_3,X2_iProver_product_3: iProver_product_3,X3_iProver_product_3: iProver_product_3,X4_iProver_product_3: iProver_product_3,X5_iProver_product_3: iProver_product_3] :
( sum(X4_iProver_product_3,multiply(X0_iProver_product_1,X1_iProver_product_3),X5_iProver_product_3)
| ~ sum(X3_iProver_product_3,X2_iProver_product_3,X5_iProver_product_3)
| ~ sum(X3_iProver_product_3,X0_iProver_product_3,X4_iProver_product_3)
| ~ sum(X0_iProver_product_3,multiply(X0_iProver_product_1,X1_iProver_product_3),X2_iProver_product_3) ),
inference(instantiation,[status(thm)],[c_116]) ).
tcf(c_182,plain,
! [X0_iProver_product_1: iProver_product_1,X0_iProver_product_3: iProver_product_3] : sum(additive_inverse(multiply(X0_iProver_product_1,X0_iProver_product_3)),multiply(X0_iProver_product_1,X0_iProver_product_3),additive_identity),
inference(instantiation,[status(thm)],[c_118]) ).
tcf(c_184,plain,
sum(additive_inverse(multiply(a,additive_identity)),multiply(a,additive_identity),additive_identity),
inference(instantiation,[status(thm)],[c_182]) ).
tcf(c_186,plain,
! [X0_iProver_product_1: iProver_product_1,X0_iProver_product_3: iProver_product_3] : sum(additive_identity,multiply(X0_iProver_product_1,X0_iProver_product_3),multiply(X0_iProver_product_1,X0_iProver_product_3)),
inference(instantiation,[status(thm)],[c_119]) ).
tcf(c_188,plain,
sum(additive_identity,multiply(a,additive_identity),multiply(a,additive_identity)),
inference(instantiation,[status(thm)],[c_186]) ).
tcf(c_276,plain,
! [X0_iProver_product_1: iProver_product_1,X0_iProver_product_3: iProver_product_3,X1_iProver_product_1: iProver_product_1,X1_iProver_product_3: iProver_product_3,X2_iProver_product_3: iProver_product_3,X3_iProver_product_3: iProver_product_3,X4_iProver_product_3: iProver_product_3,X5_iProver_product_3: iProver_product_3] :
( sum(multiply(X0_iProver_product_1,X4_iProver_product_3),multiply(X0_iProver_product_1,X1_iProver_product_3),X5_iProver_product_3)
| ~ sum(X3_iProver_product_3,multiply(X1_iProver_product_1,X2_iProver_product_3),X5_iProver_product_3)
| ~ sum(X3_iProver_product_3,multiply(X0_iProver_product_1,X0_iProver_product_3),multiply(X0_iProver_product_1,X4_iProver_product_3))
| ~ sum(multiply(X0_iProver_product_1,X0_iProver_product_3),multiply(X0_iProver_product_1,X1_iProver_product_3),multiply(X1_iProver_product_1,X2_iProver_product_3)) ),
inference(instantiation,[status(thm)],[c_158]) ).
tcf(c_277,plain,
( sum(multiply(a,additive_identity),multiply(a,additive_identity),additive_identity)
| ~ sum(additive_identity,multiply(a,additive_identity),additive_identity)
| ~ sum(additive_identity,multiply(a,additive_identity),multiply(a,additive_identity))
| ~ sum(multiply(a,additive_identity),multiply(a,additive_identity),multiply(a,additive_identity)) ),
inference(instantiation,[status(thm)],[c_276]) ).
tcf(c_310,plain,
! [X0_iProver_product_1: iProver_product_1,X0_iProver_product_3: iProver_product_3,X1_iProver_product_1: iProver_product_1,X1_iProver_product_3: iProver_product_3,X2_iProver_product_3: iProver_product_3,X3_iProver_product_3: iProver_product_3,X4_iProver_product_3: iProver_product_3,X5_iProver_product_3: iProver_product_3] :
( sum(X4_iProver_product_3,multiply(X0_iProver_product_1,X1_iProver_product_3),X5_iProver_product_3)
| ~ sum(X3_iProver_product_3,multiply(X1_iProver_product_1,X2_iProver_product_3),X5_iProver_product_3)
| ~ sum(X3_iProver_product_3,multiply(X0_iProver_product_1,X0_iProver_product_3),X4_iProver_product_3)
| ~ sum(multiply(X0_iProver_product_1,X0_iProver_product_3),multiply(X0_iProver_product_1,X1_iProver_product_3),multiply(X1_iProver_product_1,X2_iProver_product_3)) ),
inference(instantiation,[status(thm)],[c_178]) ).
tcf(c_590,plain,
! [X0_iProver_product_1: iProver_product_1,X0_iProver_product_3: iProver_product_3,X1_iProver_product_1: iProver_product_1,X1_iProver_product_3: iProver_product_3,X2_iProver_product_3: iProver_product_3,X3_iProver_product_3: iProver_product_3] :
( sum(X3_iProver_product_3,multiply(X0_iProver_product_1,X1_iProver_product_3),additive_identity)
| ~ sum(additive_inverse(multiply(X1_iProver_product_1,X2_iProver_product_3)),multiply(X1_iProver_product_1,X2_iProver_product_3),additive_identity)
| ~ sum(additive_inverse(multiply(X1_iProver_product_1,X2_iProver_product_3)),multiply(X0_iProver_product_1,X0_iProver_product_3),X3_iProver_product_3)
| ~ sum(multiply(X0_iProver_product_1,X0_iProver_product_3),multiply(X0_iProver_product_1,X1_iProver_product_3),multiply(X1_iProver_product_1,X2_iProver_product_3)) ),
inference(instantiation,[status(thm)],[c_310]) ).
tcf(c_591,plain,
( sum(additive_identity,multiply(a,additive_identity),additive_identity)
| ~ sum(additive_inverse(multiply(a,additive_identity)),multiply(a,additive_identity),additive_identity)
| ~ sum(multiply(a,additive_identity),multiply(a,additive_identity),multiply(a,additive_identity)) ),
inference(instantiation,[status(thm)],[c_590]) ).
tcf(c_592,plain,
$false,
inference(prop_impl_just,[status(thm)],[c_591,c_277,c_188,c_184,c_169,c_150,c_120,c_64,c_65]) ).
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.03 % Problem : RNG001-3 : TPTP v9.3.1. Released v1.0.0.
% 0.00/0.04 % Command : run_iprover 300 /export/starexec/sandbox2/benchmark/theBenchmark.p THM
% 0.13/0.36 % Computer : n014.cluster.edu
% 0.13/0.36 % Model : x86_64 x86_64
% 0.13/0.36 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.13/0.36 % Memory : 8046.5625MB
% 0.13/0.36 % OS : Linux 6.8.0-71-generic
% 0.13/0.36 % CPULimit : 300
% 0.13/0.36 % WCLimit : 300
% 0.13/0.36 % DateTime : Thu Sep 24 07:40:17 UTC 2026
% 0.13/0.37 % CPUTime :
% 0.13/0.37 Running run_iprover 300 /export/starexec/sandbox2/benchmark/theBenchmark.p THM
% 0.13/0.40 Running first-order theorem proving
% 0.13/0.40 Running: /export/starexec/sandbox2/solver/bin/iproveropt-multi-core.sh -d -n -l tptp -s fof_schedule -t 300 /export/starexec/sandbox2/benchmark/theBenchmark.p
% 0.13/0.42
% 0.13/0.42 % ======== iProver multi-core TPTP/SMT =========
% 0.13/0.42
% 0.13/0.42 % Detected problem language: tptp
% 0.13/0.43 % Proving...
% 1.42/1.28 % SZS status Started for theBenchmark.p
% 1.42/1.28 % SZS status Unsatisfiable for theBenchmark.p
% 1.42/1.28
% 1.42/1.28 %---------------- iProver v3.9.4 (pre CASC 2026/SMT-COMP 2026) ----------------%
% 1.42/1.28
% 1.42/1.28 % ------ iProver source info
% 1.42/1.28
% 1.42/1.28 % git: date: 2026-07-19 20:42:38 +0200
% 1.42/1.28 % git: sha1: 804e7d636a263075307957e923b7a22a4035de61
% 1.42/1.28 % git: non_committed_changes: false
% 1.42/1.28
% 1.42/1.28 % ------ Parsing...% successful
% 1.42/1.28
% 1.42/1.28
% 1.42/1.28 % ------ Clausification by vclausify_rel & Parsing by iProver...%
% 1.42/1.28
% 1.42/1.28 % ------ Preprocessing... sf_s rm: 0 0s sf_e pe_s pe_e %
% 1.42/1.28
% 1.42/1.28 % ------ Preprocessing... gs_s sp: 0 0s gs_e snvd_s sp: 0 0s snvd_e
% 1.42/1.28 % ------ Proving...
% 1.42/1.28 % ------ Problem Properties
% 1.42/1.28
% 1.42/1.28 %
% 1.42/1.28 % clauses 8
% 1.42/1.28 % conjectures 1
% 1.42/1.28 % EPR 6
% 1.42/1.28 % Horn 8
% 1.42/1.28 % unary 4
% 1.42/1.28 % binary 0
% 1.42/1.28 % lits 22
% 1.42/1.28 % lits eq 0
% 1.42/1.28 % fd_pure 0
% 1.42/1.28 % fd_pseudo 0
% 1.42/1.28 % fd_cond 0
% 1.42/1.28 % fd_pseudo_cond 0
% 1.42/1.28 % AC symbols 0
% 1.42/1.28
% 1.42/1.28 % ------ Input Options Time Limit: Unbounded
% 1.42/1.28
% 1.42/1.28
% 1.42/1.28 % ------
% 1.42/1.28 % Current options:
% 1.42/1.28 % ------
% 1.42/1.28
% 1.42/1.28
% 1.42/1.28 %
% 1.42/1.28
% 1.42/1.28 % ------ Proving...
% 1.42/1.28 %
% 1.42/1.28
% 1.42/1.28 % SZS status Unsatisfiable for theBenchmark.p
% 1.42/1.28
% 1.42/1.28 % SZS output start CNFRefutation for theBenchmark.p
% See solution above
% 1.42/1.28
% 1.42/1.28
%------------------------------------------------------------------------------