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