generates little narrative momentum , and invites unflattering comparisons to other installments in the ryan series 
(ROOT (S (VP (VBZ generates) (NP (JJ little) (JJ narrative) (NN momentum))) (, ,) (CC and) (VP (VBZ invites) (NP (NP (JJ unflattering) (NNS comparisons)) (PP (IN to) (NP (NP (JJ other) (NNS installments)) (PP (IN in) (NP (DT the) (NN ryan) (NN series)))))))))
(ROOT (S (VP (VBZ ) (NP (JJ ) (JJ ) (NN ))) (, ) (CC ) (VP (VBZ ) (NP (NP (JJ ) (NNS )) (PP (IN ) (NP (NP (JJ ) (NNS )) (PP (IN ) (NP (DT ) (NN ) (NN )))))))))