# SZS status Theorem
# SZS status Theorem
# SZS output start CNFRefutation.
fof(1, conjecture,![X1]:![X2]:![X3]:![X4]:s(X2,happ(s(t_fun(X1,X2),happ(s(t_fun(X2,t_fun(X1,X2)),h4s_combins_k),s(X2,X4))),s(X1,X3)))=s(X2,X4),file('i/f/combin/K__THM', ch4s_combins_Ku_u_THM)).
fof(50, axiom,![X1]:![X2]:![X4]:![X18]:s(X2,happ(s(t_fun(X1,X2),happ(s(t_fun(X2,t_fun(X1,X2)),h4s_combins_k),s(X2,X4))),s(X1,X18)))=s(X2,X4),file('i/f/combin/K__THM', ah4s_combins_Ku_u_DEF)).
# SZS output end CNFRefutation
