like being stuck in a dark pit having a nightmare about bad cinema 
(ROOT (PP (IN like) (S (VP (VBG being) (VP (VBN stuck) (PP (IN in) (NP (DT a) (JJ dark) (NN pit))) (S (VP (VBG having) (NP (NP (DT a) (NN nightmare)) (PP (IN about) (NP (JJ bad) (NN cinema)))))))))))
(ROOT (PP (IN ) (S (VP (VBG ) (VP (VBN ) (PP (IN ) (NP (DT ) (JJ ) (NN ))) (S (VP (VBG ) (NP (NP (DT ) (NN )) (PP (IN ) (NP (JJ ) (NN )))))))))))