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