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