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