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