( You ( ( can ( ( see ( his brain ) ) ( working ( through ( his ( powerful eyes ) ) ) ) ) ) . ) )
(ROOT (S (NP (PRP You)) (VP (MD can) (VP (VB see) (NP (PRP$ his) (NN brain)) (S (VP (VBG working) (PP (IN through) (NP (PRP$ his) (JJ powerful) (NNS eyes))))))) (. .)))
You can see his brain working through his powerful eyes.
(ROOT (S (NP (NNS Brain) (CC and) (NNS eyes)) (VP (VBP are) (S (NP (DT the) (NNS organs)) (VP (VB work) (PRT (RP together)) (S (VP (TO to) (VP (VB allow) (S (NP (PRP us)) (VP (TO to) (VP (VB see)))))))))) (. .)))