%------------------------------------------------------------------------------
% File     : SPASS---3.9
% Problem  : SYN729-1 : TPTP v8.1.0. Released v2.5.0.
% Transfm  : none
% Format   : tptp
% Command  : run_spass %d %s

% 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  : 600s
% DateTime : Thu Jul 21 12:23:59 EDT 2022

% Result   : Unsatisfiable 0.19s 0.40s
% Output   : Refutation 0.19s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :    2
%            Number of leaves      :    6
% Syntax   : Number of clauses     :    8 (   2 unt;   0 nHn;   8 RR)
%            Number of literals    :   14 (   0 equ;   8 neg)
%            Maximal clause size   :    2 (   1 avg)
%            Maximal term depth    :    4 (   2 avg)
%            Number of predicates  :    3 (   2 usr;   1 prp; 0-2 aty)
%            Number of functors    :    5 (   5 usr;   2 con; 0-1 aty)
%            Number of variables   :    0 (   0 sgn)

% Comments : 
%------------------------------------------------------------------------------
cnf(1,axiom,
    ( ~ p(u)
    | l(u,g(h(sk1(u)))) ),
    file('SYN729-1.p',unknown),
    [] ).

cnf(2,axiom,
    ( ~ p(u)
    | p(sk1(u)) ),
    file('SYN729-1.p',unknown),
    [] ).

cnf(3,axiom,
    ( ~ p(u)
    | p(g(u)) ),
    file('SYN729-1.p',unknown),
    [] ).

cnf(4,axiom,
    ( ~ p(u)
    | p(h(u)) ),
    file('SYN729-1.p',unknown),
    [] ).

cnf(5,axiom,
    p(sk2),
    file('SYN729-1.p',unknown),
    [] ).

cnf(6,axiom,
    ( ~ p(u)
    | ~ l(sk2,u) ),
    file('SYN729-1.p',unknown),
    [] ).

cnf(11,plain,
    ( ~ p(sk2)
    | ~ p(g(h(sk1(sk2)))) ),
    inference(res,[status(thm),theory(equality)],[1,6]),
    [iquote('0:Res:1.1,6.1')] ).

cnf(12,plain,
    $false,
    inference(ssi,[status(thm)],[11,3,4,2,5]),
    [iquote('0:SSi:11.1,11.0,3.0,4.0,2.1,5.1,5.1')] ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.03/0.11  % Problem  : SYN729-1 : TPTP v8.1.0. Released v2.5.0.
% 0.03/0.12  % Command  : run_spass %d %s
% 0.12/0.33  % Computer : n018.cluster.edu
% 0.12/0.33  % Model    : x86_64 x86_64
% 0.12/0.33  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.12/0.33  % Memory   : 8042.1875MB
% 0.12/0.33  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.12/0.33  % CPULimit : 300
% 0.12/0.33  % WCLimit  : 600
% 0.12/0.33  % DateTime : Tue Jul 12 04:53:59 EDT 2022
% 0.12/0.33  % CPUTime  : 
% 0.19/0.40  
% 0.19/0.40  SPASS V 3.9 
% 0.19/0.40  SPASS beiseite: Proof found.
% 0.19/0.40  % SZS status Theorem
% 0.19/0.40  Problem: /export/starexec/sandbox/benchmark/theBenchmark.p 
% 0.19/0.40  SPASS derived 1 clauses, backtracked 0 clauses, performed 0 splits and kept 7 clauses.
% 0.19/0.40  SPASS allocated 75586 KBytes.
% 0.19/0.40  SPASS spent	0:00:00.05 on the problem.
% 0.19/0.40  		0:00:00.03 for the input.
% 0.19/0.40  		0:00:00.00 for the FLOTTER CNF translation.
% 0.19/0.40  		0:00:00.00 for inferences.
% 0.19/0.40  		0:00:00.00 for the backtracking.
% 0.19/0.40  		0:00:00.00 for the reduction.
% 0.19/0.40  
% 0.19/0.40  
% 0.19/0.40  Here is a proof with depth 1, length 8 :
% 0.19/0.40  % SZS output start Refutation
% See solution above
% 0.19/0.40  Formulae used in the proof : thm72_1 thm72_2 thm72_3 thm72_4 thm72_5 thm72_6
% 0.19/0.40  
%------------------------------------------------------------------------------