what 's so striking about jolie 's performance is that she never lets her character become a caricature -- not even with that radioactive hair . 
(ROOT (S (SBAR (WHNP (WP what)) (S (VP (VBZ 's) (ADJP (RB so) (JJ striking)) (PP (IN about) (NP (NP (NNP jolie) (POS 's)) (NN performance)))))) (VP (VBZ is) (SBAR (IN that) (S (NP (PRP she)) (ADVP (RB never)) (VP (VBZ lets) (S (NP (PRP$ her) (NN character)) (VP (VB become) (NP (DT a) (NN caricature)) (, --) (ADVP (RB not) (PP (ADVP (RB even)) (IN with) (NP (DT that) (JJ radioactive) (NN hair)))))))))) (. .)))
(ROOT (S (SBAR (WHNP (WP )) (S (VP (VBZ ) (ADJP (RB ) (JJ )) (PP (IN ) (NP (NP (NNP ) (POS )) (NN )))))) (VP (VBZ ) (SBAR (IN ) (S (NP (PRP )) (ADVP (RB )) (VP (VBZ ) (S (NP (PRP$ ) (NN )) (VP (VB ) (NP (DT ) (NN )) (, ) (ADVP (RB ) (PP (ADVP (RB )) (IN ) (NP (DT ) (JJ ) (NN )))))))))) (. )))