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