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