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