recalling sixties ' rockumentary milestones from lonely boy to 
(ROOT (S (VP (VBG recalling) (NP (NP (NP (NNS sixties) (POS ')) (JJ rockumentary) (NNS milestones)) (PP (IN from) (NP (JJ lonely) (NN boy))) (PP (IN to))))))
(ROOT (S (VP (VBG ) (NP (NP (NP (NNS ) (POS )) (JJ ) (NNS )) (PP (IN ) (NP (JJ ) (NN ))) (PP (IN ))))))