TSTP Solution File: GEO076-4 by iProver---3.9

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : iProver---3.9
% Problem  : GEO076-4 : TPTP v8.1.2. Released v1.0.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : run_iprover %s %d THM

% Computer : n022.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  3 02:16:19 EDT 2024

% Result   : Unsatisfiable 7.82s 1.64s
% Output   : CNFRefutation 7.82s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   35
%            Number of leaves      :   15
% Syntax   : Number of clauses     :   68 (   7 unt;  38 nHn;  68 RR)
%            Number of literals    :  239 ( 101 equ; 121 neg)
%            Maximal clause size   :   10 (   3 avg)
%            Maximal term depth    :    3 (   1 avg)
%            Number of predicates  :    5 (   3 usr;   1 prp; 0-2 aty)
%            Number of functors    :    6 (   6 usr;   2 con; 0-2 aty)
%            Number of variables   :   62 (   0 sgn)

% Comments : 
%------------------------------------------------------------------------------
cnf(c_49,plain,
    point(a_point),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',there_is_a_point) ).

cnf(c_50,negated_conjecture,
    ( ~ line(X0)
    | on(a_point,X0) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',prove_point_is_not_on_every_line) ).

cnf(c_51,plain,
    ( ~ point(X0)
    | ~ point(X1)
    | X0 = X1
    | on(X0,line_from_to(X0,X1)) ),
    file('/export/starexec/sandbox/benchmark/Axioms/GEO003-0.ax',axiom_G1A) ).

cnf(c_52,plain,
    ( ~ point(X0)
    | ~ point(X1)
    | X0 = X1
    | on(X1,line_from_to(X0,X1)) ),
    file('/export/starexec/sandbox/benchmark/Axioms/GEO003-0.ax',axiom_G1B) ).

cnf(c_53,plain,
    ( ~ point(X0)
    | ~ point(X1)
    | X0 = X1
    | line(line_from_to(X0,X1)) ),
    file('/export/starexec/sandbox/benchmark/Axioms/GEO003-0.ax',axiom_G1C) ).

cnf(c_54,plain,
    ( ~ on(X0,X1)
    | ~ on(X0,X2)
    | ~ on(X3,X1)
    | ~ on(X3,X2)
    | ~ point(X0)
    | ~ point(X3)
    | ~ line(X1)
    | ~ line(X2)
    | X0 = X3
    | X1 = X2 ),
    file('/export/starexec/sandbox/benchmark/Axioms/GEO003-0.ax',axiom_G1D) ).

cnf(c_55,plain,
    ( ~ line(X0)
    | on(point_1_on_line(X0),X0) ),
    file('/export/starexec/sandbox/benchmark/Axioms/GEO003-0.ax',axiom_G2A) ).

cnf(c_56,plain,
    ( ~ line(X0)
    | on(point_2_on_line(X0),X0) ),
    file('/export/starexec/sandbox/benchmark/Axioms/GEO003-0.ax',axiom_G2B) ).

cnf(c_57,plain,
    ( ~ line(X0)
    | point(point_1_on_line(X0)) ),
    file('/export/starexec/sandbox/benchmark/Axioms/GEO003-0.ax',axiom_G2C) ).

cnf(c_58,plain,
    ( ~ line(X0)
    | point(point_2_on_line(X0)) ),
    file('/export/starexec/sandbox/benchmark/Axioms/GEO003-0.ax',axiom_G2D) ).

cnf(c_59,plain,
    ( point_1_on_line(X0) != point_2_on_line(X0)
    | ~ line(X0) ),
    file('/export/starexec/sandbox/benchmark/Axioms/GEO003-0.ax',axiom_G2E) ).

cnf(c_60,plain,
    ( ~ on(point_not_on_line(X0),X0)
    | ~ line(X0) ),
    file('/export/starexec/sandbox/benchmark/Axioms/GEO003-0.ax',axiom_G3A) ).

cnf(c_61,plain,
    ( ~ line(X0)
    | point(point_not_on_line(X0)) ),
    file('/export/starexec/sandbox/benchmark/Axioms/GEO003-0.ax',axiom_G3B) ).

cnf(c_62,plain,
    line(at_least_one_line),
    file('/export/starexec/sandbox/benchmark/Axioms/GEO003-0.ax',axiom_G4A) ).

cnf(c_1704,negated_conjecture,
    ( ~ line(X0)
    | on(a_point,X0) ),
    inference(demodulation,[status(thm)],[c_50]) ).

cnf(c_1707,plain,
    ( X0 != X1
    | X2 != X1
    | X2 = X0 ),
    theory(equality) ).

cnf(c_2702,plain,
    ( ~ on(X0,X1)
    | ~ on(X0,X2)
    | ~ on(a_point,X2)
    | ~ point(X0)
    | ~ line(X1)
    | ~ line(X2)
    | ~ point(a_point)
    | X0 = a_point
    | X1 = X2 ),
    inference(superposition,[status(thm)],[c_1704,c_54]) ).

cnf(c_2713,plain,
    ( ~ on(X0,X1)
    | ~ on(X0,X2)
    | ~ on(a_point,X2)
    | ~ point(X0)
    | ~ line(X1)
    | ~ line(X2)
    | X0 = a_point
    | X1 = X2 ),
    inference(forward_subsumption_resolution,[status(thm)],[c_2702,c_49]) ).

cnf(c_2967,plain,
    ( ~ on(X0,X1)
    | ~ on(X0,X2)
    | ~ point(X0)
    | ~ line(X1)
    | ~ line(X2)
    | X0 = a_point
    | X1 = X2 ),
    inference(forward_subsumption_resolution,[status(thm)],[c_2713,c_1704]) ).

cnf(c_2976,plain,
    ( ~ line(line_from_to(X0,X1))
    | ~ on(X0,X2)
    | ~ point(X0)
    | ~ point(X1)
    | ~ line(X2)
    | line_from_to(X0,X1) = X2
    | X0 = X1
    | X0 = a_point ),
    inference(superposition,[status(thm)],[c_51,c_2967]) ).

cnf(c_3224,plain,
    ( ~ line(at_least_one_line)
    | point(point_1_on_line(at_least_one_line)) ),
    inference(instantiation,[status(thm)],[c_57]) ).

cnf(c_3225,plain,
    ( ~ line(at_least_one_line)
    | point(point_2_on_line(at_least_one_line)) ),
    inference(instantiation,[status(thm)],[c_58]) ).

cnf(c_3329,plain,
    ( ~ line(at_least_one_line)
    | point(point_not_on_line(at_least_one_line)) ),
    inference(instantiation,[status(thm)],[c_61]) ).

cnf(c_3330,plain,
    ( ~ line(at_least_one_line)
    | on(point_1_on_line(at_least_one_line),at_least_one_line) ),
    inference(instantiation,[status(thm)],[c_55]) ).

cnf(c_3331,plain,
    ( ~ line(at_least_one_line)
    | on(point_2_on_line(at_least_one_line),at_least_one_line) ),
    inference(instantiation,[status(thm)],[c_56]) ).

cnf(c_3332,plain,
    ( point_1_on_line(at_least_one_line) != point_2_on_line(at_least_one_line)
    | ~ line(at_least_one_line) ),
    inference(instantiation,[status(thm)],[c_59]) ).

cnf(c_3333,plain,
    ( ~ on(point_not_on_line(at_least_one_line),at_least_one_line)
    | ~ line(at_least_one_line) ),
    inference(instantiation,[status(thm)],[c_60]) ).

cnf(c_3487,plain,
    ( point_1_on_line(at_least_one_line) != X0
    | point_2_on_line(at_least_one_line) != X0
    | point_1_on_line(at_least_one_line) = point_2_on_line(at_least_one_line) ),
    inference(instantiation,[status(thm)],[c_1707]) ).

cnf(c_3488,plain,
    ( point_1_on_line(at_least_one_line) != a_point
    | point_2_on_line(at_least_one_line) != a_point
    | point_1_on_line(at_least_one_line) = point_2_on_line(at_least_one_line) ),
    inference(instantiation,[status(thm)],[c_3487]) ).

cnf(c_3489,plain,
    ( ~ on(X0,X2)
    | ~ point(X0)
    | ~ point(X1)
    | ~ line(X2)
    | line_from_to(X0,X1) = X2
    | X0 = X1
    | X0 = a_point ),
    inference(global_subsumption_just,[status(thm)],[c_2976,c_53,c_2976]) ).

cnf(c_3490,plain,
    ( ~ on(X0,X1)
    | ~ point(X0)
    | ~ point(X2)
    | ~ line(X1)
    | line_from_to(X0,X2) = X1
    | X0 = X2
    | X0 = a_point ),
    inference(renaming,[status(thm)],[c_3489]) ).

cnf(c_3508,plain,
    ( ~ point(point_1_on_line(X0))
    | ~ point(X1)
    | ~ line(X0)
    | line_from_to(point_1_on_line(X0),X1) = X0
    | point_1_on_line(X0) = X1
    | point_1_on_line(X0) = a_point ),
    inference(superposition,[status(thm)],[c_55,c_3490]) ).

cnf(c_5132,plain,
    ( ~ point(X1)
    | ~ line(X0)
    | line_from_to(point_1_on_line(X0),X1) = X0
    | point_1_on_line(X0) = X1
    | point_1_on_line(X0) = a_point ),
    inference(global_subsumption_just,[status(thm)],[c_3508,c_57,c_3508]) ).

cnf(c_5133,plain,
    ( ~ point(X0)
    | ~ line(X1)
    | line_from_to(point_1_on_line(X1),X0) = X1
    | point_1_on_line(X1) = X0
    | point_1_on_line(X1) = a_point ),
    inference(renaming,[status(thm)],[c_5132]) ).

cnf(c_5145,plain,
    ( ~ line(X0)
    | line_from_to(point_1_on_line(X0),a_point) = X0
    | point_1_on_line(X0) = a_point ),
    inference(superposition,[status(thm)],[c_49,c_5133]) ).

cnf(c_5233,plain,
    ( line_from_to(point_1_on_line(at_least_one_line),a_point) = at_least_one_line
    | point_1_on_line(at_least_one_line) = a_point ),
    inference(superposition,[status(thm)],[c_62,c_5145]) ).

cnf(c_5257,plain,
    ( ~ point(point_1_on_line(at_least_one_line))
    | ~ point(a_point)
    | point_1_on_line(at_least_one_line) = a_point
    | on(point_1_on_line(at_least_one_line),at_least_one_line) ),
    inference(superposition,[status(thm)],[c_5233,c_51]) ).

cnf(c_5262,plain,
    ( ~ point(point_1_on_line(at_least_one_line))
    | point_1_on_line(at_least_one_line) = a_point
    | on(point_1_on_line(at_least_one_line),at_least_one_line) ),
    inference(forward_subsumption_resolution,[status(thm)],[c_5257,c_49]) ).

cnf(c_5316,plain,
    on(point_1_on_line(at_least_one_line),at_least_one_line),
    inference(global_subsumption_just,[status(thm)],[c_5262,c_62,c_3330]) ).

cnf(c_5322,plain,
    ( ~ point(point_1_on_line(at_least_one_line))
    | ~ point(X0)
    | ~ line(at_least_one_line)
    | line_from_to(point_1_on_line(at_least_one_line),X0) = at_least_one_line
    | point_1_on_line(at_least_one_line) = X0
    | point_1_on_line(at_least_one_line) = a_point ),
    inference(superposition,[status(thm)],[c_5316,c_3490]) ).

cnf(c_5332,plain,
    ( ~ point(point_1_on_line(at_least_one_line))
    | ~ point(X0)
    | line_from_to(point_1_on_line(at_least_one_line),X0) = at_least_one_line
    | point_1_on_line(at_least_one_line) = X0
    | point_1_on_line(at_least_one_line) = a_point ),
    inference(forward_subsumption_resolution,[status(thm)],[c_5322,c_62]) ).

cnf(c_9230,plain,
    ( ~ point(X0)
    | line_from_to(point_1_on_line(at_least_one_line),X0) = at_least_one_line
    | point_1_on_line(at_least_one_line) = X0
    | point_1_on_line(at_least_one_line) = a_point ),
    inference(global_subsumption_just,[status(thm)],[c_5332,c_62,c_3224,c_5332]) ).

cnf(c_9242,plain,
    ( ~ line(X0)
    | line_from_to(point_1_on_line(at_least_one_line),point_2_on_line(X0)) = at_least_one_line
    | point_2_on_line(X0) = point_1_on_line(at_least_one_line)
    | point_1_on_line(at_least_one_line) = a_point ),
    inference(superposition,[status(thm)],[c_58,c_9230]) ).

cnf(c_9243,plain,
    ( ~ line(X0)
    | line_from_to(point_1_on_line(at_least_one_line),point_not_on_line(X0)) = at_least_one_line
    | point_not_on_line(X0) = point_1_on_line(at_least_one_line)
    | point_1_on_line(at_least_one_line) = a_point ),
    inference(superposition,[status(thm)],[c_61,c_9230]) ).

cnf(c_11847,plain,
    ( line_from_to(point_1_on_line(at_least_one_line),point_2_on_line(at_least_one_line)) = at_least_one_line
    | point_1_on_line(at_least_one_line) = point_2_on_line(at_least_one_line)
    | point_1_on_line(at_least_one_line) = a_point ),
    inference(superposition,[status(thm)],[c_62,c_9242]) ).

cnf(c_11868,plain,
    ( line_from_to(point_1_on_line(at_least_one_line),point_2_on_line(at_least_one_line)) = at_least_one_line
    | point_1_on_line(at_least_one_line) = a_point ),
    inference(global_subsumption_just,[status(thm)],[c_11847,c_62,c_3332,c_11847]) ).

cnf(c_11878,plain,
    ( ~ point(point_1_on_line(at_least_one_line))
    | ~ point(point_2_on_line(at_least_one_line))
    | point_1_on_line(at_least_one_line) = point_2_on_line(at_least_one_line)
    | point_1_on_line(at_least_one_line) = a_point
    | on(point_2_on_line(at_least_one_line),at_least_one_line) ),
    inference(superposition,[status(thm)],[c_11868,c_52]) ).

cnf(c_11936,plain,
    ( line_from_to(point_1_on_line(at_least_one_line),point_not_on_line(at_least_one_line)) = at_least_one_line
    | point_1_on_line(at_least_one_line) = point_not_on_line(at_least_one_line)
    | point_1_on_line(at_least_one_line) = a_point ),
    inference(superposition,[status(thm)],[c_62,c_9243]) ).

cnf(c_11969,plain,
    ( ~ point(point_1_on_line(at_least_one_line))
    | ~ point(point_not_on_line(at_least_one_line))
    | point_1_on_line(at_least_one_line) = point_not_on_line(at_least_one_line)
    | point_1_on_line(at_least_one_line) = a_point
    | on(point_not_on_line(at_least_one_line),at_least_one_line) ),
    inference(superposition,[status(thm)],[c_11936,c_52]) ).

cnf(c_14895,plain,
    on(point_2_on_line(at_least_one_line),at_least_one_line),
    inference(global_subsumption_just,[status(thm)],[c_11878,c_62,c_3331]) ).

cnf(c_14911,plain,
    ( ~ point(point_2_on_line(at_least_one_line))
    | ~ point(X0)
    | ~ line(at_least_one_line)
    | line_from_to(point_2_on_line(at_least_one_line),X0) = at_least_one_line
    | point_2_on_line(at_least_one_line) = X0
    | point_2_on_line(at_least_one_line) = a_point ),
    inference(superposition,[status(thm)],[c_14895,c_3490]) ).

cnf(c_14912,plain,
    ( ~ on(point_2_on_line(at_least_one_line),X0)
    | ~ point(point_2_on_line(at_least_one_line))
    | ~ line(X0)
    | ~ line(at_least_one_line)
    | point_2_on_line(at_least_one_line) = a_point
    | X0 = at_least_one_line ),
    inference(superposition,[status(thm)],[c_14895,c_2967]) ).

cnf(c_14920,plain,
    ( ~ on(point_2_on_line(at_least_one_line),X0)
    | ~ point(point_2_on_line(at_least_one_line))
    | ~ line(X0)
    | point_2_on_line(at_least_one_line) = a_point
    | X0 = at_least_one_line ),
    inference(forward_subsumption_resolution,[status(thm)],[c_14912,c_62]) ).

cnf(c_14933,plain,
    ( ~ point(point_2_on_line(at_least_one_line))
    | ~ point(X0)
    | line_from_to(point_2_on_line(at_least_one_line),X0) = at_least_one_line
    | point_2_on_line(at_least_one_line) = X0
    | point_2_on_line(at_least_one_line) = a_point ),
    inference(forward_subsumption_resolution,[status(thm)],[c_14911,c_62]) ).

cnf(c_15130,plain,
    ( point_1_on_line(at_least_one_line) = a_point
    | point_1_on_line(at_least_one_line) = point_not_on_line(at_least_one_line) ),
    inference(global_subsumption_just,[status(thm)],[c_11969,c_62,c_3224,c_3329,c_3333,c_11969]) ).

cnf(c_15131,plain,
    ( point_1_on_line(at_least_one_line) = point_not_on_line(at_least_one_line)
    | point_1_on_line(at_least_one_line) = a_point ),
    inference(renaming,[status(thm)],[c_15130]) ).

cnf(c_15136,plain,
    ( ~ on(point_1_on_line(at_least_one_line),at_least_one_line)
    | ~ line(at_least_one_line)
    | point_1_on_line(at_least_one_line) = a_point ),
    inference(superposition,[status(thm)],[c_15131,c_60]) ).

cnf(c_15141,plain,
    point_1_on_line(at_least_one_line) = a_point,
    inference(forward_subsumption_resolution,[status(thm)],[c_15136,c_62,c_5316]) ).

cnf(c_19998,plain,
    ( ~ line(X0)
    | ~ on(point_2_on_line(at_least_one_line),X0)
    | X0 = at_least_one_line ),
    inference(global_subsumption_just,[status(thm)],[c_14920,c_62,c_3225,c_3332,c_3488,c_14920,c_15141]) ).

cnf(c_19999,plain,
    ( ~ on(point_2_on_line(at_least_one_line),X0)
    | ~ line(X0)
    | X0 = at_least_one_line ),
    inference(renaming,[status(thm)],[c_19998]) ).

cnf(c_20007,plain,
    ( ~ line(line_from_to(point_2_on_line(at_least_one_line),X0))
    | ~ point(point_2_on_line(at_least_one_line))
    | ~ point(X0)
    | line_from_to(point_2_on_line(at_least_one_line),X0) = at_least_one_line
    | point_2_on_line(at_least_one_line) = X0 ),
    inference(superposition,[status(thm)],[c_51,c_19999]) ).

cnf(c_25436,plain,
    ( ~ point(X0)
    | line_from_to(point_2_on_line(at_least_one_line),X0) = at_least_one_line
    | point_2_on_line(at_least_one_line) = X0 ),
    inference(global_subsumption_just,[status(thm)],[c_20007,c_62,c_3225,c_3332,c_3488,c_14933,c_15141]) ).

cnf(c_25448,plain,
    ( ~ line(X0)
    | line_from_to(point_2_on_line(at_least_one_line),point_not_on_line(X0)) = at_least_one_line
    | point_not_on_line(X0) = point_2_on_line(at_least_one_line) ),
    inference(superposition,[status(thm)],[c_61,c_25436]) ).

cnf(c_25828,plain,
    ( line_from_to(point_2_on_line(at_least_one_line),point_not_on_line(at_least_one_line)) = at_least_one_line
    | point_2_on_line(at_least_one_line) = point_not_on_line(at_least_one_line) ),
    inference(superposition,[status(thm)],[c_62,c_25448]) ).

cnf(c_25856,plain,
    ( ~ point(point_2_on_line(at_least_one_line))
    | ~ point(point_not_on_line(at_least_one_line))
    | point_2_on_line(at_least_one_line) = point_not_on_line(at_least_one_line)
    | on(point_not_on_line(at_least_one_line),at_least_one_line) ),
    inference(superposition,[status(thm)],[c_25828,c_52]) ).

cnf(c_26862,plain,
    point_2_on_line(at_least_one_line) = point_not_on_line(at_least_one_line),
    inference(global_subsumption_just,[status(thm)],[c_25856,c_62,c_3225,c_3329,c_3333,c_25856]) ).

cnf(c_26866,plain,
    ( ~ on(point_2_on_line(at_least_one_line),at_least_one_line)
    | ~ line(at_least_one_line) ),
    inference(superposition,[status(thm)],[c_26862,c_60]) ).

cnf(c_26869,plain,
    $false,
    inference(forward_subsumption_resolution,[status(thm)],[c_26866,c_62,c_14895]) ).


%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.03/0.11  % Problem  : GEO076-4 : TPTP v8.1.2. Released v1.0.0.
% 0.03/0.12  % Command  : run_iprover %s %d THM
% 0.12/0.32  % Computer : n022.cluster.edu
% 0.12/0.32  % Model    : x86_64 x86_64
% 0.12/0.32  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.12/0.32  % Memory   : 8042.1875MB
% 0.12/0.32  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.12/0.32  % CPULimit : 300
% 0.12/0.32  % WCLimit  : 300
% 0.12/0.32  % DateTime : Fri May  3 01:19:57 EDT 2024
% 0.12/0.32  % CPUTime  : 
% 0.18/0.44  Running first-order theorem proving
% 0.18/0.44  Running: /export/starexec/sandbox/solver/bin/run_problem --schedule fof_schedule --heuristic_context casc_unsat --no_cores 8 /export/starexec/sandbox/benchmark/theBenchmark.p 300
% 7.82/1.64  % SZS status Started for theBenchmark.p
% 7.82/1.64  % SZS status Unsatisfiable for theBenchmark.p
% 7.82/1.64  
% 7.82/1.64  %---------------- iProver v3.9 (pre CASC 2024/SMT-COMP 2024) ----------------%
% 7.82/1.64  
% 7.82/1.64  ------  iProver source info
% 7.82/1.64  
% 7.82/1.64  git: date: 2024-05-02 19:28:25 +0000
% 7.82/1.64  git: sha1: a33b5eb135c74074ba803943bb12f2ebd971352f
% 7.82/1.64  git: non_committed_changes: false
% 7.82/1.64  
% 7.82/1.64  ------ Parsing...successful
% 7.82/1.64  
% 7.82/1.64  
% 7.82/1.64  
% 7.82/1.64  ------ Preprocessing... sup_sim: 0  sf_s  rm: 1 0s  sf_e  pe_s  pe_e 
% 7.82/1.64  
% 7.82/1.64  ------ Preprocessing... gs_s  sp: 0 0s  gs_e  snvd_s sp: 0 0s snvd_e 
% 7.82/1.64  
% 7.82/1.64  ------ Preprocessing... sf_s  rm: 1 0s  sf_e  sf_s  rm: 0 0s  sf_e 
% 7.82/1.64  ------ Proving...
% 7.82/1.64  ------ Problem Properties 
% 7.82/1.64  
% 7.82/1.64  
% 7.82/1.64  clauses                                 33
% 7.82/1.64  conjectures                             1
% 7.82/1.64  EPR                                     7
% 7.82/1.64  Horn                                    15
% 7.82/1.64  unary                                   2
% 7.82/1.64  binary                                  12
% 7.82/1.64  lits                                    177
% 7.82/1.64  lits eq                                 43
% 7.82/1.64  fd_pure                                 0
% 7.82/1.64  fd_pseudo                               0
% 7.82/1.64  fd_cond                                 0
% 7.82/1.64  fd_pseudo_cond                          19
% 7.82/1.64  AC symbols                              0
% 7.82/1.64  
% 7.82/1.64  ------ Schedule dynamic 5 is on 
% 7.82/1.64  
% 7.82/1.64  ------ Input Options "--resolution_flag false --inst_lit_sel_side none" Time Limit: 10.
% 7.82/1.64  
% 7.82/1.64  
% 7.82/1.64  ------ 
% 7.82/1.64  Current options:
% 7.82/1.64  ------ 
% 7.82/1.64  
% 7.82/1.64  
% 7.82/1.64  
% 7.82/1.64  
% 7.82/1.64  ------ Proving...
% 7.82/1.64  
% 7.82/1.64  
% 7.82/1.64  % SZS status Unsatisfiable for theBenchmark.p
% 7.82/1.64  
% 7.82/1.64  % SZS output start CNFRefutation for theBenchmark.p
% See solution above
% 7.82/1.65  
% 7.82/1.65  
%------------------------------------------------------------------------------