def p_relate_using_statement_1(self, p):
        '''statement : RELATE instance_name TO instance_name ACROSS rel_id USING instance_name'''
        p[0] = RelateUsingNode(from_variable_name=p[2],
                               to_variable_name=p[4],
                               rel_id=p[6],
                               phrase=None,
                               using_variable_name=p[8])
statement : RELATE instance_name TO instance_name ACROSS rel_id USING instance_name