[ 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 . ( year ) . sp capword sp othword sp othword sp othword sp othword sp othword sp othword sp othword sp othword sp othword othword . sp capword sp capword sp caplet , sp num sp ( num ) , sp year – num – year – num .