# SZS status Theorem
# SZS status Theorem
# SZS output start CNFRefutation.
fof(1, conjecture,![X1]:![X2]:((p(s(t_bool,X2))<=>~(p(s(t_bool,X1))))<=>((p(s(t_bool,X2))|p(s(t_bool,X1)))&(~(p(s(t_bool,X1)))|~(p(s(t_bool,X2)))))),file('i/f/sat/dc__neg', ch4s_sats_dcu_u_neg)).
# SZS output end CNFRefutation
