it 's got the brawn , but not the brains . 
(ROOT (S (NP (PRP it)) (VP (VBZ 's) (VP (VBN got) (NP (NP (DT the) (NN brawn)) (, ,) (CC but) (RB not) (NP (DT the) (NNS brains))))) (. .)))
(ROOT (S (NP (PRP )) (VP (VBZ ) (VP (VBN ) (NP (NP (DT ) (NN )) (, ) (CC ) (RB ) (NP (DT ) (NNS ))))) (. )))