the stories are quietly moving . 
(ROOT (S (NP (DT the) (NNS stories)) (VP (VBP are) (ADVP (RB quietly)) (VP (VBG moving))) (. .)))
(ROOT (S (NP (DT ) (NNS )) (VP (VBP ) (ADVP (RB )) (VP (VBG ))) (. )))