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