it merely indulges in the worst elements of all of them . 
(ROOT (S (NP (PRP it)) (ADVP (RB merely)) (VP (VBZ indulges) (PP (IN in) (NP (NP (DT the) (JJS worst) (NNS elements)) (PP (IN of) (NP (NP (DT all)) (PP (IN of) (NP (PRP them)))))))) (. .)))
(ROOT (S (NP (PRP )) (ADVP (RB )) (VP (VBZ ) (PP (IN ) (NP (NP (DT ) (JJS ) (NNS )) (PP (IN ) (NP (NP (DT )) (PP (IN ) (NP (PRP )))))))) (. )))