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