recalling sixties ' rockumentary milestones from lonely boy to do n't look back . 
(ROOT (S (VP (VBG recalling) (NP (NP (NP (NP (NNS sixties) (POS ')) (JJ rockumentary) (NNS milestones)) (PP (IN from) (NP (JJ lonely) (NN boy)))) (SBAR (S (VP (TO to) (VP (VB do) (RB n't) (VP (VB look) (ADVP (RB back))))))))) (. .)))
(ROOT (S (VP (VBG ) (NP (NP (NP (NP (NNS ) (POS )) (JJ ) (NNS )) (PP (IN ) (NP (JJ ) (NN )))) (SBAR (S (VP (TO ) (VP (VB ) (RB ) (VP (VB ) (ADVP (RB ))))))))) (. )))