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