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