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