of tumbleweeds blowing through the empty theaters 
(ROOT (PP (IN of) (NP (NP (NNS tumbleweeds)) (VP (VBG blowing) (PP (IN through) (NP (DT the) (JJ empty) (NNS theaters)))))))
(ROOT (PP (IN ) (NP (NP (NNS )) (VP (VBG ) (PP (IN ) (NP (DT ) (JJ ) (NNS )))))))