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