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