%------------------------------------------------------------------------------
% File : Drodi-SAT---4.1.1
% Problem : PUZ061+1 : TPTP v9.3.1. Released v3.1.0.
% Transfm : none
% Format : tptp:raw
% Command : drodi -satmode(on) -timeout(300) /export/starexec/sandbox2/benchmark/theBenchmark.p
% Computer : n026.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 02:00:25 PM UTC 2026
% Result : Theorem 0.17s 0.46s
% Output : Assurance 0s
% Verified :
% SZS Type : -
% Comments :
%------------------------------------------------------------------------------
%----No solution output by system
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.05 % Problem : PUZ061+1 : TPTP v9.3.1. Released v3.1.0.
% 0.00/0.07 % Command : drodi -satmode(on) -timeout(300) /export/starexec/sandbox2/benchmark/theBenchmark.p
% 0.17/0.43 % Computer : n026.cluster.edu
% 0.17/0.43 % Model : x86_64 x86_64
% 0.17/0.43 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.17/0.43 % Memory : 8046.5625MB
% 0.17/0.43 % OS : Linux 6.8.0-71-generic
% 0.17/0.43 % CPULimit : 300
% 0.17/0.43 % WCLimit : 300
% 0.17/0.43 % DateTime : Mon Sep 21 03:51:21 UTC 2026
% 0.17/0.43 % CPUTime :
% 0.17/0.45 % Drodi V4.1.1
% 0.17/0.46 % Refutation found
% 0.17/0.46 % SZS status Theorem for theBenchmark: Theorem is valid
% 0.17/0.46 % SZS output start CNFRefutation for theBenchmark
% 0.17/0.46 fof(f1,conjecture,(
% 0.17/0.46 (! [Peanuts,John,Bill,Sue,Apples,Chicken] :( ( (! [X,Y] :( ( alive(Y)& eats(Y,Chicken) )=> likes(Y,X) ))& (! [X] :( food(X)=> likes(John,X) ))& food(Apples)& food(Chicken)& (! [X] :( (? [Y] :( eats(Y,X)& not_killed_by(Y,X) ))=> food(X) ))& eats(Bill,Peanuts)& alive(Bill)& (! [X] :( eats(Bill,X)=> eats(Sue,X) ))& (! [Y] :( alive(Y)=> (! [X] : not_killed_by(Y,X) )) ))=> likes(John,Peanuts) ) )),
% 0.17/0.46 file('/export/starexec/sandbox2/benchmark/theBenchmark.p')).
% 0.17/0.46 fof(f2,negated_conjecture,(
% 0.17/0.46 ~((! [Peanuts,John,Bill,Sue,Apples,Chicken] :( ( (! [X,Y] :( ( alive(Y)& eats(Y,Chicken) )=> likes(Y,X) ))& (! [X] :( food(X)=> likes(John,X) ))& food(Apples)& food(Chicken)& (! [X] :( (? [Y] :( eats(Y,X)& not_killed_by(Y,X) ))=> food(X) ))& eats(Bill,Peanuts)& alive(Bill)& (! [X] :( eats(Bill,X)=> eats(Sue,X) ))& (! [Y] :( alive(Y)=> (! [X] : not_killed_by(Y,X) )) ))=> likes(John,Peanuts) ) ))),
% 0.17/0.46 inference(negated_conjecture,[status(cth)],[f1])).
% 0.17/0.46 fof(f3,plain,(
% 0.17/0.46 (?[Peanuts,John,Bill,Sue,Apples,Chicken]: ((((((((((![X,Y]: ((~alive(Y)|~eats(Y,Chicken))|likes(Y,X)))&(![X]: (~food(X)|likes(John,X))))&food(Apples))&food(Chicken))&(![X]: ((![Y]: (~eats(Y,X)|~not_killed_by(Y,X)))|food(X))))&eats(Bill,Peanuts))&alive(Bill))&(![X]: (~eats(Bill,X)|eats(Sue,X))))&(![Y]: (~alive(Y)|(![X]: not_killed_by(Y,X)))))&~likes(John,Peanuts)))),
% 0.17/0.46 inference(pre_NNF_transformation,[status(thm)],[f2])).
% 0.17/0.46 fof(f4,plain,(
% 0.17/0.46 ?[Peanuts,John]: (((?[Bill]: (((((?[Chicken]: ((((![Y]: ((~alive(Y)|~eats(Y,Chicken))|(![X]: likes(Y,X))))&(![X]: (~food(X)|likes(John,X))))&(?[Apples]: food(Apples)))&food(Chicken)))&(![X]: ((![Y]: (~eats(Y,X)|~not_killed_by(Y,X)))|food(X))))&eats(Bill,Peanuts))&alive(Bill))&(?[Sue]: ![X]: (~eats(Bill,X)|eats(Sue,X)))))&(![Y]: (~alive(Y)|(![X]: not_killed_by(Y,X)))))&~likes(John,Peanuts))),
% 0.17/0.46 inference(miniscoping,[status(thm)],[f3])).
% 0.17/0.46 fof(f5,plain,(
% 0.17/0.46 ((((((((((![Y]: ((~alive(Y)|~eats(Y,sK3_skl))|(![X]: likes(Y,X))))&(![X]: (~food(X)|likes(sK1_skl,X))))&food(sK4_skl))&food(sK3_skl))&(![X]: ((![Y]: (~eats(Y,X)|~not_killed_by(Y,X)))|food(X))))&eats(sK2_skl,sK0_skl))&alive(sK2_skl))&![X]: (~eats(sK2_skl,X)|eats(sK5_skl,X)))&(![Y]: (~alive(Y)|(![X]: not_killed_by(Y,X)))))&~likes(sK1_skl,sK0_skl))),
% 0.17/0.46 inference(skolemize,[status(esa),new_symbols(skolem,[sK0_skl,sK1_skl,sK2_skl,sK3_skl,sK4_skl,sK5_skl]),skolemize(Peanuts,sK0_skl),skolemize(John,sK1_skl),skolemize(Bill,sK2_skl),skolemize(Chicken,sK3_skl),skolemize(Apples,sK4_skl),skolemize(Sue,sK5_skl)],[f4])).
% 0.17/0.46 fof(f7,plain,(
% 0.17/0.46 ![X0]: (~food(X0)|likes(sK1_skl,X0))),
% 0.17/0.46 inference(cnf_transformation,[status(thm)],[f5])).
% 0.17/0.46 fof(f10,plain,(
% 0.17/0.46 ![X0,X1]: (~eats(X0,X1)|~not_killed_by(X0,X1)|food(X1))),
% 0.17/0.46 inference(cnf_transformation,[status(thm)],[f5])).
% 0.17/0.46 fof(f11,plain,(
% 0.17/0.46 eats(sK2_skl,sK0_skl)),
% 0.17/0.46 inference(cnf_transformation,[status(thm)],[f5])).
% 0.17/0.46 fof(f12,plain,(
% 0.17/0.46 alive(sK2_skl)),
% 0.17/0.46 inference(cnf_transformation,[status(thm)],[f5])).
% 0.17/0.46 fof(f14,plain,(
% 0.17/0.46 ![X0,X1]: (~alive(X0)|not_killed_by(X0,X1))),
% 0.17/0.46 inference(cnf_transformation,[status(thm)],[f5])).
% 0.17/0.46 fof(f15,plain,(
% 0.17/0.46 ~likes(sK1_skl,sK0_skl)),
% 0.17/0.46 inference(cnf_transformation,[status(thm)],[f5])).
% 0.17/0.46 fof(f16,plain,(
% 0.17/0.46 ~food(sK0_skl)),
% 0.17/0.46 inference(resolution,[status(thm)],[f7,f15])).
% 0.17/0.46 fof(f18,plain,(
% 0.17/0.46 ![X0,X1]: (~eats(X0,X1)|food(X1)|~alive(X0))),
% 0.17/0.46 inference(resolution,[status(thm)],[f10,f14])).
% 0.17/0.46 fof(f19,plain,(
% 0.17/0.46 ![X0]: (~eats(sK2_skl,X0)|food(X0))),
% 0.17/0.46 inference(resolution,[status(thm)],[f18,f12])).
% 0.17/0.46 fof(f20,plain,(
% 0.17/0.46 food(sK0_skl)),
% 0.17/0.46 inference(resolution,[status(thm)],[f19,f11])).
% 0.17/0.46 fof(f21,plain,(
% 0.17/0.46 $false),
% 0.17/0.46 inference(forward_subsumption_resolution,[status(thm)],[f20,f16])).
% 0.17/0.46 % SZS output end CNFRefutation for theBenchmark.p
% 0.17/0.50 % Elapsed time: 0.052792 seconds
% 0.17/0.50 % CPU time: 0.144790 seconds
% 0.17/0.50 % Total memory used: 34.782 MB
% 0.17/0.50 % Net memory used: 34.438 MB
%------------------------------------------------------------------------------