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