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