this loose collection of largely improvised numbers would probably have worked better as a one-hour tv documentary . 
(ROOT (S (NP (NP (DT this) (JJ loose) (NN collection)) (PP (IN of) (NP (ADJP (RB largely) (VBN improvised)) (NNS numbers)))) (VP (MD would) (ADVP (RB probably)) (VP (VB have) (VP (VBN worked) (ADVP (JJR better)) (PP (IN as) (NP (DT a) (NML (CD one) (HYPH -) (NN hour)) (NN tv) (NN documentary)))))) (. .)))
(ROOT (S (NP (NP (DT ) (JJ ) (NN )) (PP (IN ) (NP (ADJP (RB ) (VBN )) (NNS )))) (VP (MD ) (ADVP (RB )) (VP (VB ) (VP (VBN ) (ADVP (JJR )) (PP (IN ) (NP (DT ) (NML (CD ) (HYPH ) (NN )) (NN ) (NN )))))) (. )))