through a dreary tract of virtually plotless meanderings 
(ROOT (PP (IN through) (NP (NP (DT a) (JJ dreary) (NN tract)) (PP (IN of) (NP (ADJP (RB virtually) (JJ plotless)) (NNS meanderings))))))
(ROOT (PP (IN ) (NP (NP (DT ) (JJ ) (NN )) (PP (IN ) (NP (ADJP (RB ) (JJ )) (NNS ))))))