TSTP Solution File: PLA009-1 by SPASS---3.9

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : SPASS---3.9
% Problem  : PLA009-1 : TPTP v8.1.0. Released v1.1.0.
% Transfm  : none
% Format   : tptp
% Command  : run_spass %d %s

% Computer : n032.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 : Mon Jul 18 17:32:18 EDT 2022

% Result   : Unsatisfiable 0.15s 0.51s
% Output   : Refutation 0.15s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   15
%            Number of leaves      :   20
% Syntax   : Number of clauses     :   37 (  13 unt;   0 nHn;  37 RR)
%            Number of literals    :  128 (   0 equ; 106 neg)
%            Maximal clause size   :   10 (   3 avg)
%            Maximal term depth    :    3 (   1 avg)
%            Number of predicates  :    3 (   2 usr;   1 prp; 0-2 aty)
%            Number of functors    :   19 (  19 usr;  12 con; 0-2 aty)
%            Number of variables   :    0 (   0 sgn)

% Comments : 
%------------------------------------------------------------------------------
cnf(1,axiom,
    ~ holds(and__dfg(on(a,b),clear(d)),u),
    file('PLA009-1.p',unknown),
    [] ).

cnf(2,axiom,
    ( ~ holds(u,v)
    | ~ holds(w,v)
    | holds(and__dfg(w,u),v) ),
    file('PLA009-1.p',unknown),
    [] ).

cnf(3,axiom,
    ( ~ differ(u,table)
    | ~ holds(empty,v)
    | ~ holds(clear(u),v)
    | holds(holding(u),do(pickup(u),v)) ),
    file('PLA009-1.p',unknown),
    [] ).

cnf(4,axiom,
    ( ~ holds(empty,u)
    | ~ holds(clear(v),u)
    | ~ holds(on(v,w),u)
    | holds(clear(w),do(pickup(v),u)) ),
    file('PLA009-1.p',unknown),
    [] ).

cnf(5,axiom,
    ( ~ differ(u,v)
    | ~ holds(on(u,w),x)
    | holds(on(u,w),do(pickup(v),x)) ),
    file('PLA009-1.p',unknown),
    [] ).

cnf(6,axiom,
    ( ~ differ(u,v)
    | ~ holds(clear(u),w)
    | holds(clear(u),do(pickup(v),w)) ),
    file('PLA009-1.p',unknown),
    [] ).

cnf(7,axiom,
    ( ~ holds(clear(u),v)
    | ~ holds(holding(w),v)
    | holds(empty,do(putdown(w,u),v)) ),
    file('PLA009-1.p',unknown),
    [] ).

cnf(8,axiom,
    ( ~ holds(clear(u),v)
    | ~ holds(holding(w),v)
    | holds(on(w,u),do(putdown(w,u),v)) ),
    file('PLA009-1.p',unknown),
    [] ).

cnf(10,axiom,
    ( ~ holds(on(u,v),w)
    | holds(on(u,v),do(putdown(x,y),w)) ),
    file('PLA009-1.p',unknown),
    [] ).

cnf(11,axiom,
    ( ~ differ(u,v)
    | ~ holds(clear(u),w)
    | holds(clear(u),do(putdown(x,v),w)) ),
    file('PLA009-1.p',unknown),
    [] ).

cnf(12,axiom,
    ( ~ differ(u,v)
    | differ(v,u) ),
    file('PLA009-1.p',unknown),
    [] ).

cnf(13,axiom,
    differ(a,b),
    file('PLA009-1.p',unknown),
    [] ).

cnf(14,axiom,
    differ(a,c),
    file('PLA009-1.p',unknown),
    [] ).

cnf(16,axiom,
    differ(a,table),
    file('PLA009-1.p',unknown),
    [] ).

cnf(17,axiom,
    differ(b,c),
    file('PLA009-1.p',unknown),
    [] ).

cnf(25,axiom,
    holds(on(c,d),s0),
    file('PLA009-1.p',unknown),
    [] ).

cnf(27,axiom,
    holds(clear(a),s0),
    file('PLA009-1.p',unknown),
    [] ).

cnf(28,axiom,
    holds(clear(b),s0),
    file('PLA009-1.p',unknown),
    [] ).

cnf(29,axiom,
    holds(clear(c),s0),
    file('PLA009-1.p',unknown),
    [] ).

cnf(30,axiom,
    holds(empty,s0),
    file('PLA009-1.p',unknown),
    [] ).

cnf(32,plain,
    ( ~ holds(clear(d),u)
    | ~ holds(on(a,b),u) ),
    inference(res,[status(thm),theory(equality)],[2,1]),
    [iquote('0:Res:2.2,1.0')] ).

cnf(40,plain,
    differ(c,b),
    inference(res,[status(thm),theory(equality)],[17,12]),
    [iquote('0:Res:17.0,12.0')] ).

cnf(42,plain,
    differ(b,a),
    inference(res,[status(thm),theory(equality)],[13,12]),
    [iquote('0:Res:13.0,12.0')] ).

cnf(57,plain,
    ( ~ differ(a,u)
    | ~ holds(on(a,b),v)
    | ~ holds(clear(d),do(pickup(u),v)) ),
    inference(res,[status(thm),theory(equality)],[5,32]),
    [iquote('0:Res:5.2,32.1')] ).

cnf(69,plain,
    ( ~ holds(empty,u)
    | ~ holds(clear(v),u)
    | ~ holds(on(v,d),u)
    | ~ differ(a,v)
    | ~ holds(on(a,b),u) ),
    inference(res,[status(thm),theory(equality)],[4,57]),
    [iquote('0:Res:4.3,57.2')] ).

cnf(75,plain,
    ( ~ holds(on(u,d),v)
    | ~ holds(empty,do(putdown(w,x),v))
    | ~ holds(clear(u),do(putdown(w,x),v))
    | ~ differ(a,u)
    | ~ holds(on(a,b),do(putdown(w,x),v)) ),
    inference(res,[status(thm),theory(equality)],[10,69]),
    [iquote('0:Res:10.1,69.2')] ).

cnf(109,plain,
    ( ~ holds(clear(b),u)
    | ~ holds(holding(a),u)
    | ~ holds(on(v,d),u)
    | ~ holds(empty,do(putdown(a,b),u))
    | ~ holds(clear(v),do(putdown(a,b),u))
    | ~ differ(a,v) ),
    inference(res,[status(thm),theory(equality)],[8,75]),
    [iquote('0:Res:8.2,75.4')] ).

cnf(110,plain,
    ( ~ holds(clear(b),u)
    | ~ holds(holding(a),u)
    | ~ holds(on(v,d),u)
    | ~ holds(clear(v),do(putdown(a,b),u))
    | ~ differ(a,v) ),
    inference(mrr,[status(thm)],[109,7]),
    [iquote('0:MRR:109.3,7.2')] ).

cnf(112,plain,
    ( ~ differ(u,b)
    | ~ holds(clear(u),v)
    | ~ holds(clear(b),v)
    | ~ holds(holding(a),v)
    | ~ holds(on(u,d),v)
    | ~ differ(a,u) ),
    inference(res,[status(thm),theory(equality)],[11,110]),
    [iquote('0:Res:11.2,110.3')] ).

cnf(189,plain,
    ( ~ differ(u,v)
    | ~ holds(on(u,d),w)
    | ~ differ(u,b)
    | ~ holds(clear(u),do(pickup(v),w))
    | ~ holds(clear(b),do(pickup(v),w))
    | ~ holds(holding(a),do(pickup(v),w))
    | ~ differ(a,u) ),
    inference(res,[status(thm),theory(equality)],[5,112]),
    [iquote('0:Res:5.2,112.4')] ).

cnf(327,plain,
    ( ~ differ(u,v)
    | ~ holds(clear(u),w)
    | ~ differ(u,v)
    | ~ holds(on(u,d),w)
    | ~ differ(u,b)
    | ~ holds(clear(b),do(pickup(v),w))
    | ~ holds(holding(a),do(pickup(v),w))
    | ~ differ(a,u) ),
    inference(res,[status(thm),theory(equality)],[6,189]),
    [iquote('0:Res:6.2,189.3')] ).

cnf(329,plain,
    ( ~ holds(clear(u),v)
    | ~ differ(u,w)
    | ~ holds(on(u,d),v)
    | ~ differ(u,b)
    | ~ holds(clear(b),do(pickup(w),v))
    | ~ holds(holding(a),do(pickup(w),v))
    | ~ differ(a,u) ),
    inference(obv,[status(thm),theory(equality)],[327]),
    [iquote('0:Obv:327.0')] ).

cnf(382,plain,
    ( ~ differ(b,u)
    | ~ holds(clear(b),v)
    | ~ holds(clear(w),v)
    | ~ differ(w,u)
    | ~ holds(on(w,d),v)
    | ~ differ(w,b)
    | ~ holds(holding(a),do(pickup(u),v))
    | ~ differ(a,w) ),
    inference(res,[status(thm),theory(equality)],[6,329]),
    [iquote('0:Res:6.2,329.4')] ).

cnf(600,plain,
    ( ~ differ(a,table)
    | ~ holds(empty,u)
    | ~ holds(clear(a),u)
    | ~ differ(b,a)
    | ~ holds(clear(b),u)
    | ~ holds(clear(v),u)
    | ~ differ(v,a)
    | ~ holds(on(v,d),u)
    | ~ differ(v,b)
    | ~ differ(a,v) ),
    inference(res,[status(thm),theory(equality)],[3,382]),
    [iquote('0:Res:3.3,382.6')] ).

cnf(601,plain,
    ( ~ holds(empty,u)
    | ~ holds(clear(a),u)
    | ~ holds(clear(b),u)
    | ~ holds(clear(v),u)
    | ~ holds(on(v,d),u)
    | ~ differ(v,b)
    | ~ differ(a,v) ),
    inference(mrr,[status(thm)],[600,16,42,12]),
    [iquote('0:MRR:600.0,600.3,600.6,16.0,42.0,12.1')] ).

cnf(629,plain,
    ( ~ holds(empty,s0)
    | ~ holds(clear(a),s0)
    | ~ holds(clear(b),s0)
    | ~ holds(clear(c),s0)
    | ~ differ(c,b)
    | ~ differ(a,c) ),
    inference(res,[status(thm),theory(equality)],[25,601]),
    [iquote('0:Res:25.0,601.4')] ).

cnf(633,plain,
    $false,
    inference(mrr,[status(thm)],[629,30,27,28,29,40,14]),
    [iquote('0:MRR:629.0,629.1,629.2,629.3,629.4,629.5,30.0,27.0,28.0,29.0,40.0,14.0')] ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.09  % Problem  : PLA009-1 : TPTP v8.1.0. Released v1.1.0.
% 0.00/0.10  % Command  : run_spass %d %s
% 0.10/0.29  % Computer : n032.cluster.edu
% 0.10/0.29  % Model    : x86_64 x86_64
% 0.10/0.29  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.10/0.29  % Memory   : 8042.1875MB
% 0.10/0.29  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.10/0.29  % CPULimit : 300
% 0.10/0.29  % WCLimit  : 600
% 0.10/0.29  % DateTime : Tue May 31 19:19:43 EDT 2022
% 0.10/0.29  % CPUTime  : 
% 0.15/0.51  
% 0.15/0.51  SPASS V 3.9 
% 0.15/0.51  SPASS beiseite: Proof found.
% 0.15/0.51  % SZS status Theorem
% 0.15/0.51  Problem: /export/starexec/sandbox2/benchmark/theBenchmark.p 
% 0.15/0.51  SPASS derived 484 clauses, backtracked 0 clauses, performed 0 splits and kept 409 clauses.
% 0.15/0.51  SPASS allocated 63856 KBytes.
% 0.15/0.51  SPASS spent	0:00:00.20 on the problem.
% 0.15/0.51  		0:00:00.03 for the input.
% 0.15/0.51  		0:00:00.00 for the FLOTTER CNF translation.
% 0.15/0.51  		0:00:00.02 for inferences.
% 0.15/0.51  		0:00:00.00 for the backtracking.
% 0.15/0.51  		0:00:00.13 for the reduction.
% 0.15/0.51  
% 0.15/0.51  
% 0.15/0.51  Here is a proof with depth 11, length 37 :
% 0.15/0.51  % SZS output start Refutation
% See solution above
% 0.15/0.51  Formulae used in the proof : prove_AB_D and_definition pickup_1 pickup_2 pickup_3 pickup_4 putdown_1 putdown_2 putdown_4 putdown_5 symmetry_of_differ differ_a_b differ_a_c differ_a_table differ_b_c initial_state3 initial_state5 initial_state6 initial_state7 initial_state8
% 0.15/0.51  
%------------------------------------------------------------------------------