[ capword ] sp capword , sp caplet . sp ( year , sp capword ) . sp capword sp smallet . sp othword : sp capword othword sp othword sp othword sp othword sp othword - othword sp othword sp othword , sp year , sp num sp othword , sp othword : sp num - num - num - num - num . capword sp capword sp othword sp capword sp capword sp num sp ( num ) , sp num – num . sp capword sp othword .