, he loses the richness of characterization that makes his films so memorable 
(ROOT (S (, ,) (NP (PRP he)) (VP (VBZ loses) (NP (NP (NP (DT the) (NN richness)) (PP (IN of) (NP (NN characterization)))) (SBAR (WHNP (WDT that)) (S (VP (VBZ makes) (S (NP (PRP$ his) (NNS films)) (ADJP (RB so) (JJ memorable))))))))))
(ROOT (S (, ) (NP (PRP )) (VP (VBZ ) (NP (NP (NP (DT ) (NN )) (PP (IN ) (NP (NN )))) (SBAR (WHNP (WDT )) (S (VP (VBZ ) (S (NP (PRP$ ) (NNS )) (ADJP (RB ) (JJ ))))))))))