, its apparent glee is derived from a lobotomy , having had all its vital essence scooped out and discarded . 
(ROOT (S (, ,) (NP (PRP$ its) (JJ apparent) (NN glee)) (VP (VBZ is) (VP (VBN derived) (PP (IN from) (NP (NP (DT a) (NN lobotomy)) (, ,) (S (VP (VBG having) (VP (VBN had) (S (NP (PDT all) (PRP$ its) (JJ vital) (NN essence)) (VP (VP (VBN scooped) (PRT (RP out))) (CC and) (VP (VBN discarded))))))))))) (. .)))
(ROOT (S (, ) (NP (PRP$ ) (JJ ) (NN )) (VP (VBZ ) (VP (VBN ) (PP (IN ) (NP (NP (DT ) (NN )) (, ) (S (VP (VBG ) (VP (VBN ) (S (NP (PDT ) (PRP$ ) (JJ ) (NN )) (VP (VP (VBN ) (PRT (RP ))) (CC ) (VP (VBN ))))))))))) (. )))