# SZS status Theorem
# SZS status Theorem
# SZS output start CNFRefutation.
fof(1, conjecture,![X1]:![X2]:![X3]:(s(t_h4s_nums_num,X2)=s(t_h4s_nums_num,h4s_lists_length(s(t_h4s_lists_list(X1),X3)))=>s(t_h4s_lists_list(X1),h4s_lists_drop(s(t_h4s_nums_num,X2),s(t_h4s_lists_list(X1),X3)))=s(t_h4s_lists_list(X1),h4s_lists_nil)),file('i/f/rich_list/DROP__LENGTH__NIL__rwt', ch4s_richu_u_lists_DROPu_u_LENGTHu_u_NILu_u_rwt)).
fof(9, axiom,![X1]:![X3]:s(t_h4s_lists_list(X1),h4s_lists_drop(s(t_h4s_nums_num,h4s_lists_length(s(t_h4s_lists_list(X1),X3))),s(t_h4s_lists_list(X1),X3)))=s(t_h4s_lists_list(X1),h4s_lists_nil),file('i/f/rich_list/DROP__LENGTH__NIL__rwt', ah4s_richu_u_lists_DROPu_u_LENGTHu_u_NIL)).
# SZS output end CNFRefutation
