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