seems aware of his own coolness 
(ROOT (S (VP (VBZ seems) (ADJP (JJ aware) (PP (IN of) (NP (PRP$ his) (JJ own) (NN coolness)))))))
(ROOT (S (VP (VBZ ) (ADJP (JJ ) (PP (IN ) (NP (PRP$ ) (JJ ) (NN )))))))