while it may not add up to the sum of its parts , holofcener 's film offers just enough insight to keep it from being simpleminded , and the ensemble cast is engaging enough to keep you from shifting in your chair too often . 
(ROOT (S (S (SBAR (IN while) (S (NP (PRP it)) (VP (MD may) (RB not) (VP (VB add) (PRT (RP up)) (PP (IN to) (NP (NP (DT the) (NN sum)) (PP (IN of) (NP (PRP$ its) (NNS parts))))))))) (, ,) (NP (NP (NNP holofcener) (POS 's)) (NN film)) (VP (VBZ offers) (NP (NP (ADJP (RB just) (JJ enough)) (NN insight)) (SBAR (S (VP (TO to) (VP (VB keep) (NP (PRP it)) (PP (IN from) (S (VP (VBG being) (ADJP (VBN simpleminded)))))))))))) (, ,) (CC and) (S (NP (DT the) (NN ensemble) (NN cast)) (VP (VBZ is) (ADJP (VBG engaging) (RB enough) (S (VP (TO to) (VP (VB keep) (NP (PRP you)) (PP (IN from) (S (VP (VBG shifting) (PP (IN in) (NP (PRP$ your) (NN chair))) (ADVP (RB too) (RB often))))))))))) (. .)))
(ROOT (S (S (SBAR (IN ) (S (NP (PRP )) (VP (MD ) (RB ) (VP (VB ) (PRT (RP )) (PP (IN ) (NP (NP (DT ) (NN )) (PP (IN ) (NP (PRP$ ) (NNS ))))))))) (, ) (NP (NP (NNP ) (POS )) (NN )) (VP (VBZ ) (NP (NP (ADJP (RB ) (JJ )) (NN )) (SBAR (S (VP (TO ) (VP (VB ) (NP (PRP )) (PP (IN ) (S (VP (VBG ) (ADJP (VBN )))))))))))) (, ) (CC ) (S (NP (DT ) (NN ) (NN )) (VP (VBZ ) (ADJP (VBG ) (RB ) (S (VP (TO ) (VP (VB ) (NP (PRP )) (PP (IN ) (S (VP (VBG ) (PP (IN ) (NP (PRP$ ) (NN ))) (ADVP (RB ) (RB ))))))))))) (. )))