# SZS status Theorem
# SZS status Theorem
# SZS output start CNFRefutation.
fof(1, conjecture,![X1]:![X2]:![X3]:![X4]:![X5]:![X6]:![X7]:(~(s(X1,X7)=s(X1,X6))=>s(t_fun(X1,X2),happ(s(t_fun(t_fun(X1,X2),t_fun(X1,X2)),h4s_combins_update(s(X1,X7),s(X2,X5))),s(t_fun(X1,X2),happ(s(t_fun(t_fun(X1,X2),t_fun(X1,X2)),h4s_combins_update(s(X1,X6),s(X2,X4))),s(t_fun(X1,X2),X3)))))=s(t_fun(X1,X2),happ(s(t_fun(t_fun(X1,X2),t_fun(X1,X2)),h4s_combins_update(s(X1,X6),s(X2,X4))),s(t_fun(X1,X2),happ(s(t_fun(t_fun(X1,X2),t_fun(X1,X2)),h4s_combins_update(s(X1,X7),s(X2,X5))),s(t_fun(X1,X2),X3)))))),file('i/f/update/UPDATE__COMMUTES', ch4s_updates_UPDATEu_u_COMMUTES)).
fof(46, axiom,![X1]:![X2]:![X3]:![X4]:![X5]:![X6]:![X7]:(~(s(X1,X7)=s(X1,X6))=>s(t_fun(X1,X2),happ(s(t_fun(t_fun(X1,X2),t_fun(X1,X2)),h4s_combins_update(s(X1,X7),s(X2,X5))),s(t_fun(X1,X2),happ(s(t_fun(t_fun(X1,X2),t_fun(X1,X2)),h4s_combins_update(s(X1,X6),s(X2,X4))),s(t_fun(X1,X2),X3)))))=s(t_fun(X1,X2),happ(s(t_fun(t_fun(X1,X2),t_fun(X1,X2)),h4s_combins_update(s(X1,X6),s(X2,X4))),s(t_fun(X1,X2),happ(s(t_fun(t_fun(X1,X2),t_fun(X1,X2)),h4s_combins_update(s(X1,X7),s(X2,X5))),s(t_fun(X1,X2),X3)))))),file('i/f/update/UPDATE__COMMUTES', ah4s_combins_UPDATEu_u_COMMUTES)).
# SZS output end CNFRefutation
