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