wearing the somewhat cumbersome 3d goggles 
(ROOT (S (VP (VBG wearing) (NP (DT the) (ADJP (RB somewhat) (JJ cumbersome)) (JJ 3d) (NNS goggles)))))
(ROOT (S (VP (VBG ) (NP (DT ) (ADJP (RB ) (JJ )) (JJ ) (NNS )))))