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