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