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