humor about itself , a playful spirit and a game cast 
(ROOT (NP (NP (NP (NN humor)) (PP (IN about) (NP (PRP itself)))) (, ,) (NP (DT a) (JJ playful) (NN spirit)) (CC and) (NP (DT a) (NN game) (NN cast))))
(ROOT (NP (NP (NP (NN )) (PP (IN ) (NP (PRP )))) (, ) (NP (DT ) (JJ ) (NN )) (CC ) (NP (DT ) (NN ) (NN ))))