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