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