the cumulative effect of watching this 65-minute trifle is rather like being trapped while some weird relative trots out the video he took of the family vacation to stonehenge . 
(ROOT (S (NP (NP (DT the) (JJ cumulative) (NN effect)) (PP (IN of) (S (VP (VBG watching) (NP (DT this) (NML (CD 65) (HYPH -) (NN minute)) (NN trifle)))))) (VP (VBZ is) (PP (ADVP (RB rather)) (IN like) (S (VP (VBG being) (VP (VBN trapped) (SBAR (IN while) (S (NP (DT some) (JJ weird) (NN relative)) (VP (VBZ trots) (PRT (RP out)) (NP (NP (DT the) (NN video)) (SBAR (S (NP (PRP he)) (VP (VBD took) (PP (IN of) (NP (NP (DT the) (NN family) (NN vacation)) (PP (IN to) (NP (NN stonehenge))))))))))))))))) (. .)))
(ROOT (S (NP (NP (DT ) (JJ ) (NN )) (PP (IN ) (S (VP (VBG ) (NP (DT ) (NML (CD ) (HYPH ) (NN )) (NN )))))) (VP (VBZ ) (PP (ADVP (RB )) (IN ) (S (VP (VBG ) (VP (VBN ) (SBAR (IN ) (S (NP (DT ) (JJ ) (NN )) (VP (VBZ ) (PRT (RP )) (NP (NP (DT ) (NN )) (SBAR (S (NP (PRP )) (VP (VBD ) (PP (IN ) (NP (NP (DT ) (NN ) (NN )) (PP (IN ) (NP (NN ))))))))))))))))) (. )))