a caricature -- not even with that radioactive hair 
(ROOT (NP (NP (DT a) (NN caricature)) (, --) (PP (ADVP (RB not) (RB even)) (IN with) (NP (DT that) (JJ radioactive) (NN hair)))))
(ROOT (NP (NP (DT ) (NN )) (, ) (PP (ADVP (RB ) (RB )) (IN ) (NP (DT ) (JJ ) (NN )))))