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