%------------------------------------------------------------------------------
% File : Drodi---4.1.1
% Problem : NUM547+3 : TPTP v9.3.1. Released v4.0.0.
% Transfm : none
% Format : tptp:raw
% Command : drodi -timeout(300) /export/starexec/sandbox/benchmark/theBenchmark.p
% Computer : n019.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 : Thu Sep 24 01:40:57 PM UTC 2026
% Result : Theorem 0.16s 0.51s
% Output : CNFRefutation 0.16s
% Verified :
% SZS Type : Refutation
% Derivation depth : 8
% Number of leaves : 5
% Syntax : Number of formulae : 29 ( 6 unt; 3 def)
% Number of atoms : 251 ( 46 equ)
% Maximal formula atoms : 43 ( 8 avg)
% Number of connectives : 320 ( 98 ~; 79 |; 123 &)
% ( 4 <=>; 16 =>; 0 <=; 0 <~>)
% Maximal formula depth : 18 ( 6 avg)
% Maximal term depth : 2 ( 1 avg)
% Number of predicates : 7 ( 5 usr; 3 prp; 0-2 aty)
% Number of functors : 12 ( 12 usr; 5 con; 0-2 aty)
% Number of variables : 73 ( 57 !; 16 ?)
% Comments :
%------------------------------------------------------------------------------
fof(f5,definition,
! [W0] :
( W0 = slcrc0
<=> ( ~ ? [W1] : aElementOf0(W1,W0)
& aSet0(W0) ) ),
file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).
fof(f63,hypothesis,
( ~ ( ! [W0] :
( ( ( sbrdtbr0(W0) = xk
& ( aSubsetOf0(W0,xS)
| ( ! [W1] :
( aElementOf0(W1,W0)
=> aElementOf0(W1,xS) )
& aSet0(W0) ) ) )
=> aElementOf0(W0,slbdtsldtrb0(xS,xk)) )
& ( aElementOf0(W0,slbdtsldtrb0(xS,xk))
=> ( sbrdtbr0(W0) = xk
& aSubsetOf0(W0,xS)
& ! [W1] :
( aElementOf0(W1,W0)
=> aElementOf0(W1,xS) )
& aSet0(W0) ) ) )
=> ( slbdtsldtrb0(xS,xk) = slcrc0
| ~ ? [W0] : aElementOf0(W0,slbdtsldtrb0(xS,xk)) ) )
& aSubsetOf0(slbdtsldtrb0(xS,xk),slbdtsldtrb0(xT,xk))
& ! [W0] :
( aElementOf0(W0,slbdtsldtrb0(xS,xk))
=> aElementOf0(W0,slbdtsldtrb0(xT,xk)) )
& ! [W0] :
( ( ( sbrdtbr0(W0) = xk
& ( aSubsetOf0(W0,xT)
| ( ! [W1] :
( aElementOf0(W1,W0)
=> aElementOf0(W1,xT) )
& aSet0(W0) ) ) )
=> aElementOf0(W0,slbdtsldtrb0(xT,xk)) )
& ( aElementOf0(W0,slbdtsldtrb0(xT,xk))
=> ( sbrdtbr0(W0) = xk
& aSubsetOf0(W0,xT)
& ! [W1] :
( aElementOf0(W1,W0)
=> aElementOf0(W1,xT) )
& aSet0(W0) ) ) )
& aSet0(slbdtsldtrb0(xT,xk))
& ! [W0] :
( ( ( sbrdtbr0(W0) = xk
& ( aSubsetOf0(W0,xS)
| ( ! [W1] :
( aElementOf0(W1,W0)
=> aElementOf0(W1,xS) )
& aSet0(W0) ) ) )
=> aElementOf0(W0,slbdtsldtrb0(xS,xk)) )
& ( aElementOf0(W0,slbdtsldtrb0(xS,xk))
=> ( sbrdtbr0(W0) = xk
& aSubsetOf0(W0,xS)
& ! [W1] :
( aElementOf0(W1,W0)
=> aElementOf0(W1,xS) )
& aSet0(W0) ) ) )
& aSet0(slbdtsldtrb0(xS,xk)) ),
file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).
fof(f65,conjecture,
? [W0] :
( aElementOf0(W0,slbdtsldtrb0(xS,xk))
| ( sbrdtbr0(W0) = xk
& ( aSubsetOf0(W0,xS)
| ( ! [W1] :
( aElementOf0(W1,W0)
=> aElementOf0(W1,xS) )
& aSet0(W0) ) ) ) ),
file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).
fof(f66,negated_conjecture,
~ ? [W0] :
( aElementOf0(W0,slbdtsldtrb0(xS,xk))
| ( sbrdtbr0(W0) = xk
& ( aSubsetOf0(W0,xS)
| ( ! [W1] :
( aElementOf0(W1,W0)
=> aElementOf0(W1,xS) )
& aSet0(W0) ) ) ) ),
inference(negated_conjecture,[status(cth)],[f65]) ).
fof(f77,plain,
! [W0] :
( W0 = slcrc0
<=> ( ! [W1] : ~ aElementOf0(W1,W0)
& aSet0(W0) ) ),
inference(pre_NNF_transformation,[status(thm)],[f5]) ).
fof(f78,plain,
! [W0] :
( ( ? [W1] : aElementOf0(W1,W0)
| ~ aSet0(W0)
| W0 = slcrc0 )
& ( ( ! [W1] : ~ aElementOf0(W1,W0)
& aSet0(W0) )
| W0 != slcrc0 ) ),
inference(NNF_transformation,[status(thm)],[f77]) ).
fof(f79,plain,
( ! [W0] :
( ? [W1] : aElementOf0(W1,W0)
| ~ aSet0(W0)
| W0 = slcrc0 )
& ! [W0] :
( ( ! [W1] : ~ aElementOf0(W1,W0)
& aSet0(W0) )
| W0 != slcrc0 ) ),
inference(miniscoping,[status(thm)],[f78]) ).
fof(f80,plain,
( ! [W0] :
( aElementOf0(sK0_skl(W0),W0)
| ~ aSet0(W0)
| W0 = slcrc0 )
& ! [W0] :
( ( ! [W1] : ~ aElementOf0(W1,W0)
& aSet0(W0) )
| W0 != slcrc0 ) ),
inference(skolemize,[status(esa),new_symbols(skolem,[sK0_skl]),skolemize(W1,sK0_skl(W0))],[f79]) ).
fof(f83,plain,
! [X0] :
( aElementOf0(sK0_skl(X0),X0)
| ~ aSet0(X0)
| X0 = slcrc0 ),
inference(cnf_transformation,[status(thm)],[f80]) ).
fof(f269,plain,
( slbdtsldtrb0(xS,xk) != slcrc0
& ? [W0] : aElementOf0(W0,slbdtsldtrb0(xS,xk))
& ! [W0] :
( ( aElementOf0(W0,slbdtsldtrb0(xS,xk))
| sbrdtbr0(W0) != xk
| ( ~ aSubsetOf0(W0,xS)
& ( ? [W1] :
( ~ aElementOf0(W1,xS)
& aElementOf0(W1,W0) )
| ~ aSet0(W0) ) ) )
& ( ( sbrdtbr0(W0) = xk
& aSubsetOf0(W0,xS)
& ! [W1] :
( aElementOf0(W1,xS)
| ~ aElementOf0(W1,W0) )
& aSet0(W0) )
| ~ aElementOf0(W0,slbdtsldtrb0(xS,xk)) ) )
& aSubsetOf0(slbdtsldtrb0(xS,xk),slbdtsldtrb0(xT,xk))
& ! [W0] :
( aElementOf0(W0,slbdtsldtrb0(xT,xk))
| ~ aElementOf0(W0,slbdtsldtrb0(xS,xk)) )
& ! [W0] :
( ( aElementOf0(W0,slbdtsldtrb0(xT,xk))
| sbrdtbr0(W0) != xk
| ( ~ aSubsetOf0(W0,xT)
& ( ? [W1] :
( ~ aElementOf0(W1,xT)
& aElementOf0(W1,W0) )
| ~ aSet0(W0) ) ) )
& ( ( sbrdtbr0(W0) = xk
& aSubsetOf0(W0,xT)
& ! [W1] :
( aElementOf0(W1,xT)
| ~ aElementOf0(W1,W0) )
& aSet0(W0) )
| ~ aElementOf0(W0,slbdtsldtrb0(xT,xk)) ) )
& aSet0(slbdtsldtrb0(xT,xk))
& ! [W0] :
( ( aElementOf0(W0,slbdtsldtrb0(xS,xk))
| sbrdtbr0(W0) != xk
| ( ~ aSubsetOf0(W0,xS)
& ( ? [W1] :
( ~ aElementOf0(W1,xS)
& aElementOf0(W1,W0) )
| ~ aSet0(W0) ) ) )
& ( ( sbrdtbr0(W0) = xk
& aSubsetOf0(W0,xS)
& ! [W1] :
( aElementOf0(W1,xS)
| ~ aElementOf0(W1,W0) )
& aSet0(W0) )
| ~ aElementOf0(W0,slbdtsldtrb0(xS,xk)) ) )
& aSet0(slbdtsldtrb0(xS,xk)) ),
inference(pre_NNF_transformation,[status(thm)],[f63]) ).
fof(f270,plain,
( slbdtsldtrb0(xS,xk) != slcrc0
& ? [W0] : aElementOf0(W0,slbdtsldtrb0(xS,xk))
& ! [W0] :
( aElementOf0(W0,slbdtsldtrb0(xS,xk))
| sbrdtbr0(W0) != xk
| ( ~ aSubsetOf0(W0,xS)
& ( ? [W1] :
( ~ aElementOf0(W1,xS)
& aElementOf0(W1,W0) )
| ~ aSet0(W0) ) ) )
& ! [W0] :
( ( sbrdtbr0(W0) = xk
& aSubsetOf0(W0,xS)
& ! [W1] :
( aElementOf0(W1,xS)
| ~ aElementOf0(W1,W0) )
& aSet0(W0) )
| ~ aElementOf0(W0,slbdtsldtrb0(xS,xk)) )
& aSubsetOf0(slbdtsldtrb0(xS,xk),slbdtsldtrb0(xT,xk))
& ! [W0] :
( aElementOf0(W0,slbdtsldtrb0(xT,xk))
| ~ aElementOf0(W0,slbdtsldtrb0(xS,xk)) )
& ! [W0] :
( aElementOf0(W0,slbdtsldtrb0(xT,xk))
| sbrdtbr0(W0) != xk
| ( ~ aSubsetOf0(W0,xT)
& ( ? [W1] :
( ~ aElementOf0(W1,xT)
& aElementOf0(W1,W0) )
| ~ aSet0(W0) ) ) )
& ! [W0] :
( ( sbrdtbr0(W0) = xk
& aSubsetOf0(W0,xT)
& ! [W1] :
( aElementOf0(W1,xT)
| ~ aElementOf0(W1,W0) )
& aSet0(W0) )
| ~ aElementOf0(W0,slbdtsldtrb0(xT,xk)) )
& aSet0(slbdtsldtrb0(xT,xk))
& ! [W0] :
( aElementOf0(W0,slbdtsldtrb0(xS,xk))
| sbrdtbr0(W0) != xk
| ( ~ aSubsetOf0(W0,xS)
& ( ? [W1] :
( ~ aElementOf0(W1,xS)
& aElementOf0(W1,W0) )
| ~ aSet0(W0) ) ) )
& ! [W0] :
( ( sbrdtbr0(W0) = xk
& aSubsetOf0(W0,xS)
& ! [W1] :
( aElementOf0(W1,xS)
| ~ aElementOf0(W1,W0) )
& aSet0(W0) )
| ~ aElementOf0(W0,slbdtsldtrb0(xS,xk)) )
& aSet0(slbdtsldtrb0(xS,xk)) ),
inference(miniscoping,[status(thm)],[f269]) ).
fof(f271,plain,
( slbdtsldtrb0(xS,xk) != slcrc0
& aElementOf0(sK14_skl,slbdtsldtrb0(xS,xk))
& ! [W0] :
( aElementOf0(W0,slbdtsldtrb0(xS,xk))
| sbrdtbr0(W0) != xk
| ( ~ aSubsetOf0(W0,xS)
& ( ( ~ aElementOf0(sK13_skl(W0),xS)
& aElementOf0(sK13_skl(W0),W0) )
| ~ aSet0(W0) ) ) )
& ! [W0] :
( ( sbrdtbr0(W0) = xk
& aSubsetOf0(W0,xS)
& ! [W1] :
( aElementOf0(W1,xS)
| ~ aElementOf0(W1,W0) )
& aSet0(W0) )
| ~ aElementOf0(W0,slbdtsldtrb0(xS,xk)) )
& aSubsetOf0(slbdtsldtrb0(xS,xk),slbdtsldtrb0(xT,xk))
& ! [W0] :
( aElementOf0(W0,slbdtsldtrb0(xT,xk))
| ~ aElementOf0(W0,slbdtsldtrb0(xS,xk)) )
& ! [W0] :
( aElementOf0(W0,slbdtsldtrb0(xT,xk))
| sbrdtbr0(W0) != xk
| ( ~ aSubsetOf0(W0,xT)
& ( ( ~ aElementOf0(sK12_skl(W0),xT)
& aElementOf0(sK12_skl(W0),W0) )
| ~ aSet0(W0) ) ) )
& ! [W0] :
( ( sbrdtbr0(W0) = xk
& aSubsetOf0(W0,xT)
& ! [W1] :
( aElementOf0(W1,xT)
| ~ aElementOf0(W1,W0) )
& aSet0(W0) )
| ~ aElementOf0(W0,slbdtsldtrb0(xT,xk)) )
& aSet0(slbdtsldtrb0(xT,xk))
& ! [W0] :
( aElementOf0(W0,slbdtsldtrb0(xS,xk))
| sbrdtbr0(W0) != xk
| ( ~ aSubsetOf0(W0,xS)
& ( ( ~ aElementOf0(sK11_skl(W0),xS)
& aElementOf0(sK11_skl(W0),W0) )
| ~ aSet0(W0) ) ) )
& ! [W0] :
( ( sbrdtbr0(W0) = xk
& aSubsetOf0(W0,xS)
& ! [W1] :
( aElementOf0(W1,xS)
| ~ aElementOf0(W1,W0) )
& aSet0(W0) )
| ~ aElementOf0(W0,slbdtsldtrb0(xS,xk)) )
& aSet0(slbdtsldtrb0(xS,xk)) ),
inference(skolemize,[status(esa),new_symbols(skolem,[sK11_skl,sK12_skl,sK13_skl,sK14_skl]),skolemize(W1,sK11_skl(W0)),skolemize(W1,sK12_skl(W0)),skolemize(W1,sK13_skl(W0)),skolemize(W0,sK14_skl)],[f270]) ).
fof(f272,plain,
aSet0(slbdtsldtrb0(xS,xk)),
inference(cnf_transformation,[status(thm)],[f271]) ).
fof(f298,plain,
slbdtsldtrb0(xS,xk) != slcrc0,
inference(cnf_transformation,[status(thm)],[f271]) ).
fof(f300,plain,
! [W0] :
( ~ aElementOf0(W0,slbdtsldtrb0(xS,xk))
& ( sbrdtbr0(W0) != xk
| ( ~ aSubsetOf0(W0,xS)
& ( ? [W1] :
( ~ aElementOf0(W1,xS)
& aElementOf0(W1,W0) )
| ~ aSet0(W0) ) ) ) ),
inference(pre_NNF_transformation,[status(thm)],[f66]) ).
fof(f301,plain,
( ! [W0] : ~ aElementOf0(W0,slbdtsldtrb0(xS,xk))
& ! [W0] :
( sbrdtbr0(W0) != xk
| ( ~ aSubsetOf0(W0,xS)
& ( ? [W1] :
( ~ aElementOf0(W1,xS)
& aElementOf0(W1,W0) )
| ~ aSet0(W0) ) ) ) ),
inference(miniscoping,[status(thm)],[f300]) ).
fof(f302,plain,
( ! [W0] : ~ aElementOf0(W0,slbdtsldtrb0(xS,xk))
& ! [W0] :
( sbrdtbr0(W0) != xk
| ( ~ aSubsetOf0(W0,xS)
& ( ( ~ aElementOf0(sK15_skl(W0),xS)
& aElementOf0(sK15_skl(W0),W0) )
| ~ aSet0(W0) ) ) ) ),
inference(skolemize,[status(esa),new_symbols(skolem,[sK15_skl]),skolemize(W1,sK15_skl(W0))],[f301]) ).
fof(f306,plain,
! [X0] : ~ aElementOf0(X0,slbdtsldtrb0(xS,xk)),
inference(cnf_transformation,[status(thm)],[f302]) ).
fof(f374,plain,
( ~ aSet0(slbdtsldtrb0(xS,xk))
| slbdtsldtrb0(xS,xk) = slcrc0 ),
inference(resolution,[status(thm)],[f83,f306]) ).
fof(f384,definition,
( sQ7_spl
<=> slbdtsldtrb0(xS,xk) = slcrc0 ),
introduced(definition,[new_symbols(definition,[sQ7_spl])],[split_symbol_definition]) ).
fof(f385,plain,
( ~ sQ7_spl
| slbdtsldtrb0(xS,xk) = slcrc0 ),
inference(component_clause,[status(thm)],[f384]) ).
fof(f387,definition,
( sQ8_spl
<=> aSet0(slbdtsldtrb0(xS,xk)) ),
introduced(definition,[new_symbols(definition,[sQ8_spl])],[split_symbol_definition]) ).
fof(f389,plain,
( sQ8_spl
| ~ aSet0(slbdtsldtrb0(xS,xk)) ),
inference(component_clause,[status(thm)],[f387]) ).
fof(f390,plain,
( ~ sQ8_spl
| sQ7_spl ),
inference(split_clause,[status(thm)],[f374,f384,f387]) ).
fof(f393,plain,
( ~ sQ7_spl
| $false ),
inference(forward_subsumption_resolution,[status(thm)],[f385,f298]) ).
fof(f394,plain,
~ sQ7_spl,
inference(contradiction_clause,[status(thm)],[f393]) ).
fof(f395,plain,
( sQ8_spl
| $false ),
inference(forward_subsumption_resolution,[status(thm)],[f389,f272]) ).
fof(f396,plain,
sQ8_spl,
inference(contradiction_clause,[status(thm)],[f395]) ).
fof(f397,plain,
$false,
inference(sat_refutation,[status(thm)],[f390,f394,f396]) ).
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.04 % Problem : NUM547+3 : TPTP v9.3.1. Released v4.0.0.
% 0.00/0.06 % Command : drodi -timeout(300) /export/starexec/sandbox/benchmark/theBenchmark.p
% 0.16/0.45 % Computer : n019.cluster.edu
% 0.16/0.45 % Model : x86_64 x86_64
% 0.16/0.45 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.16/0.45 % Memory : 8046.5625MB
% 0.16/0.45 % OS : Linux 6.8.0-71-generic
% 0.16/0.45 % CPULimit : 300
% 0.16/0.45 % WCLimit : 300
% 0.16/0.45 % DateTime : Mon Sep 21 02:39:35 UTC 2026
% 0.16/0.46 % CPUTime :
% 0.16/0.50 % Drodi V4.1.1
% 0.16/0.51 % Refutation found
% 0.16/0.51 % SZS status Theorem for theBenchmark: Theorem is valid
% 0.16/0.51 % SZS output start CNFRefutation for theBenchmark
% See solution above
% 0.16/0.55 % Elapsed time: 0.073752 seconds
% 0.16/0.55 % CPU time: 0.096562 seconds
% 0.16/0.55 % Total memory used: 6.768 MB
% 0.16/0.55 % Net memory used: 6.760 MB
%------------------------------------------------------------------------------