[ num ] sp capword sp caplet , sp capword sp caplet . sp capword sp othword sp othword sp othword sp othword sp othword smallet sp othword sp othword sp othword othword . sp capword : sp num othword sp capword sp capword sp othword sp capword sp othword sp capword sp capword capword sp ( capword ) . sp capword sp capword , sp capword ; sp year . sp smallet . sp year - num . sp capword sp othword : sp othword : / / othword . othword . othword / othword / othword . othword othword & othword num .