[ capword ] sp capword , sp caplet . sp caplet . sp ( year smallet ) . sp capword sp num sp / sp othword sp num sp / sp othword sp num smallet : sp capword sp othword sp othword sp othword othword sp othword sp year sp othword sp othword . sp capword sp capword sp num , sp capword sp capword capword , sp capword , sp upword , sp upword .