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