of the universal themes , earnest performances 
(ROOT (FRAG (PP (IN of) (NP (DT the) (JJ universal) (NNS themes))) (, ,) (NP (JJ earnest) (NNS performances))))
(ROOT (FRAG (PP (IN ) (NP (DT ) (JJ ) (NNS ))) (, ) (NP (JJ ) (NNS ))))