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