although devoid of objectivity and full of nostalgic comments from the now middle-aged participants , dogtown and z-boys has a compelling story to tell . 
(ROOT (S (SBAR (IN although) (S (UCP (ADJP (JJ devoid) (PP (IN of) (NP (NN objectivity)))) (CC and) (ADJP (JJ full) (PP (IN of) (NP (NP (JJ nostalgic) (NNS comments)) (PP (IN from) (NP (DT the) (ADJP (RB now) (JJ middle) (HYPH -) (JJ aged)) (NNS participants))))))))) (, ,) (NP (NP (NN dogtown)) (CC and) (NP (NN z) (HYPH -) (NNS boys))) (VP (VBZ has) (NP (NP (DT a) (JJ compelling) (NN story)) (SBAR (S (VP (TO to) (VP (VB tell))))))) (. .)))
(ROOT (S (SBAR (IN ) (S (UCP (ADJP (JJ ) (PP (IN ) (NP (NN )))) (CC ) (ADJP (JJ ) (PP (IN ) (NP (NP (JJ ) (NNS )) (PP (IN ) (NP (DT ) (ADJP (RB ) (JJ ) (HYPH ) (JJ )) (NNS ))))))))) (, ) (NP (NP (NN )) (CC ) (NP (NN ) (HYPH ) (NNS ))) (VP (VBZ ) (NP (NP (DT ) (JJ ) (NN )) (SBAR (S (VP (TO ) (VP (VB ))))))) (. )))