TSTP Solution File: RNG124+4 by Drodi---3.5.1

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%------------------------------------------------------------------------------
% File     : Drodi---3.5.1
% Problem  : RNG124+4 : TPTP v8.1.2. Released v4.0.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : drodi -learnfrom(drodi.lrn) -timeout(%d) %s

% Computer : n001.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 : Wed May 31 12:32:59 EDT 2023

% Result   : Theorem 1.47s 0.57s
% Output   : CNFRefutation 1.47s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :    6
%            Number of leaves      :    7
% Syntax   : Number of formulae    :   25 (   6 unt;   0 def)
%            Number of atoms       :   81 (  23 equ)
%            Maximal formula atoms :   11 (   3 avg)
%            Number of connectives :   84 (  28   ~;  23   |;  29   &)
%                                         (   3 <=>;   1  =>;   0  <=;   0 <~>)
%            Maximal formula depth :   14 (   4 avg)
%            Maximal term depth    :    3 (   1 avg)
%            Number of predicates  :    8 (   6 usr;   4 prp; 0-2 aty)
%            Number of functors    :   15 (  15 usr;  11 con; 0-2 aty)
%            Number of variables   :   16 (;   8   !;   8   ?)

% Comments : 
%------------------------------------------------------------------------------
fof(f45,hypothesis,
    ( ? [W0,W1] :
        ( aElementOf0(W0,slsdtgt0(xa))
        & aElementOf0(W1,slsdtgt0(xb))
        & sdtpldt0(W0,W1) = xu )
    & aElementOf0(xu,xI)
    & xu != sz00
    & ! [W0] :
        ( ( ( ? [W1,W2] :
                ( aElementOf0(W1,slsdtgt0(xa))
                & aElementOf0(W2,slsdtgt0(xb))
                & sdtpldt0(W1,W2) = W0 )
            | aElementOf0(W0,xI) )
          & W0 != sz00 )
       => ~ iLess0(sbrdtbr0(W0),sbrdtbr0(xu)) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).

fof(f50,hypothesis,
    ( aElement0(xq)
    & aElement0(xr)
    & xb = sdtpldt0(sdtasdt0(xq,xu),xr)
    & ( xr = sz00
      | iLess0(sbrdtbr0(xr),sbrdtbr0(xu)) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).

fof(f51,hypothesis,
    xr != sz00,
    file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).

fof(f55,hypothesis,
    ( ? [W0,W1] :
        ( aElementOf0(W0,slsdtgt0(xa))
        & aElementOf0(W1,slsdtgt0(xb))
        & sdtpldt0(W0,W1) = xr )
    & aElementOf0(xr,xI) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).

fof(f277,plain,
    ( ? [W0,W1] :
        ( aElementOf0(W0,slsdtgt0(xa))
        & aElementOf0(W1,slsdtgt0(xb))
        & sdtpldt0(W0,W1) = xu )
    & aElementOf0(xu,xI)
    & xu != sz00
    & ! [W0] :
        ( ( ! [W1,W2] :
              ( ~ aElementOf0(W1,slsdtgt0(xa))
              | ~ aElementOf0(W2,slsdtgt0(xb))
              | sdtpldt0(W1,W2) != W0 )
          & ~ aElementOf0(W0,xI) )
        | W0 = sz00
        | ~ iLess0(sbrdtbr0(W0),sbrdtbr0(xu)) ) ),
    inference(pre_NNF_transformation,[status(esa)],[f45]) ).

fof(f278,plain,
    ( aElementOf0(sk0_36,slsdtgt0(xa))
    & aElementOf0(sk0_37,slsdtgt0(xb))
    & sdtpldt0(sk0_36,sk0_37) = xu
    & aElementOf0(xu,xI)
    & xu != sz00
    & ! [W0] :
        ( ( ! [W1,W2] :
              ( ~ aElementOf0(W1,slsdtgt0(xa))
              | ~ aElementOf0(W2,slsdtgt0(xb))
              | sdtpldt0(W1,W2) != W0 )
          & ~ aElementOf0(W0,xI) )
        | W0 = sz00
        | ~ iLess0(sbrdtbr0(W0),sbrdtbr0(xu)) ) ),
    inference(skolemization,[status(esa)],[f277]) ).

fof(f285,plain,
    ! [X0] :
      ( ~ aElementOf0(X0,xI)
      | X0 = sz00
      | ~ iLess0(sbrdtbr0(X0),sbrdtbr0(xu)) ),
    inference(cnf_transformation,[status(esa)],[f278]) ).

fof(f306,plain,
    ( xr = sz00
    | iLess0(sbrdtbr0(xr),sbrdtbr0(xu)) ),
    inference(cnf_transformation,[status(esa)],[f50]) ).

fof(f307,plain,
    xr != sz00,
    inference(cnf_transformation,[status(esa)],[f51]) ).

fof(f322,plain,
    ( aElementOf0(sk0_47,slsdtgt0(xa))
    & aElementOf0(sk0_48,slsdtgt0(xb))
    & sdtpldt0(sk0_47,sk0_48) = xr
    & aElementOf0(xr,xI) ),
    inference(skolemization,[status(esa)],[f55]) ).

fof(f326,plain,
    aElementOf0(xr,xI),
    inference(cnf_transformation,[status(esa)],[f322]) ).

fof(f376,plain,
    ( spl0_6
  <=> xr = sz00 ),
    introduced(split_symbol_definition) ).

fof(f377,plain,
    ( xr = sz00
    | ~ spl0_6 ),
    inference(component_clause,[status(thm)],[f376]) ).

fof(f379,plain,
    ( spl0_7
  <=> iLess0(sbrdtbr0(xr),sbrdtbr0(xu)) ),
    introduced(split_symbol_definition) ).

fof(f380,plain,
    ( iLess0(sbrdtbr0(xr),sbrdtbr0(xu))
    | ~ spl0_7 ),
    inference(component_clause,[status(thm)],[f379]) ).

fof(f382,plain,
    ( spl0_6
    | spl0_7 ),
    inference(split_clause,[status(thm)],[f306,f376,f379]) ).

fof(f415,plain,
    ( $false
    | ~ spl0_6 ),
    inference(forward_subsumption_resolution,[status(thm)],[f377,f307]) ).

fof(f416,plain,
    ~ spl0_6,
    inference(contradiction_clause,[status(thm)],[f415]) ).

fof(f3081,plain,
    ( spl0_360
  <=> aElementOf0(xr,xI) ),
    introduced(split_symbol_definition) ).

fof(f3083,plain,
    ( ~ aElementOf0(xr,xI)
    | spl0_360 ),
    inference(component_clause,[status(thm)],[f3081]) ).

fof(f3084,plain,
    ( ~ aElementOf0(xr,xI)
    | xr = sz00
    | ~ spl0_7 ),
    inference(resolution,[status(thm)],[f285,f380]) ).

fof(f3085,plain,
    ( ~ spl0_360
    | spl0_6
    | ~ spl0_7 ),
    inference(split_clause,[status(thm)],[f3084,f3081,f376,f379]) ).

fof(f3086,plain,
    ( $false
    | spl0_360 ),
    inference(forward_subsumption_resolution,[status(thm)],[f3083,f326]) ).

fof(f3087,plain,
    spl0_360,
    inference(contradiction_clause,[status(thm)],[f3086]) ).

fof(f3088,plain,
    $false,
    inference(sat_refutation,[status(thm)],[f382,f416,f3085,f3087]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.07/0.13  % Problem  : RNG124+4 : TPTP v8.1.2. Released v4.0.0.
% 0.07/0.13  % Command  : drodi -learnfrom(drodi.lrn) -timeout(%d) %s
% 0.13/0.34  % Computer : n001.cluster.edu
% 0.13/0.34  % Model    : x86_64 x86_64
% 0.13/0.34  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.13/0.34  % Memory   : 8042.1875MB
% 0.13/0.34  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.13/0.34  % CPULimit : 300
% 0.13/0.34  % WCLimit  : 300
% 0.13/0.34  % DateTime : Tue May 30 11:06:15 EDT 2023
% 0.13/0.34  % CPUTime  : 
% 0.13/0.36  % Drodi V3.5.1
% 1.47/0.57  % Refutation found
% 1.47/0.57  % SZS status Theorem for theBenchmark: Theorem is valid
% 1.47/0.57  % SZS output start CNFRefutation for theBenchmark
% See solution above
% 1.47/0.57  % Elapsed time: 0.218792 seconds
% 1.47/0.57  % CPU time: 1.510315 seconds
% 1.47/0.57  % Memory used: 77.279 MB
%------------------------------------------------------------------------------