are worth the price of admission ... 
(ROOT (VP (VBP are) (ADJP (JJ worth) (NP (NP (DT the) (NN price)) (PP (IN of) (NP (NN admission))))) (. ...)))
(ROOT (VP (VBP ) (ADJP (JJ ) (NP (NP (DT ) (NN )) (PP (IN ) (NP (NN ))))) (. )))