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