# SZS status Theorem
# SZS status Theorem
# SZS output start CNFRefutation.
fof(1, conjecture,![X1]:![X2]:![X3]:![X4]:(![X5]:![X6]:s(X1,happ(s(t_fun(X2,X1),happ(s(t_fun(t_fun(X2,X1),t_fun(X2,X1)),X4),s(t_fun(X2,X1),X5))),s(X2,X6)))=s(X1,happ(s(t_fun(X2,X1),X5),s(X2,X6)))=>![X7]:![X5]:![X6]:s(X1,h4s_combins_o(s(t_fun(X2,X1),happ(s(t_fun(t_fun(X2,X1),t_fun(X2,X1)),X4),s(t_fun(X2,X1),X5))),s(t_fun(X3,X2),X7),s(X3,X6)))=s(X1,happ(s(t_fun(X2,X1),X5),s(X2,happ(s(t_fun(X3,X2),X7),s(X3,X6)))))),file('i/f/combin/o__ABS__L', ch4s_combins_ou_u_ABSu_u_L)).
fof(10, axiom,![X3]:![X2]:![X1]:![X6]:![X7]:![X5]:s(X3,h4s_combins_o(s(t_fun(X2,X3),X5),s(t_fun(X1,X2),X7),s(X1,X6)))=s(X3,happ(s(t_fun(X2,X3),X5),s(X2,happ(s(t_fun(X1,X2),X7),s(X1,X6))))),file('i/f/combin/o__ABS__L', ah4s_combins_ou_u_THM)).
# SZS output end CNFRefutation
