a rumor of angels does n't just slip -- it avalanches into forced fuzziness 
(ROOT (S (S (NP (NP (DT a) (NN rumor)) (PP (IN of) (NP (NNS angels)))) (VP (VBZ does) (RB n't) (ADVP (RB just)) (VP (VB slip)))) (, --) (S (NP (PRP it)) (VP (VBZ avalanches) (PP (IN into) (NP (VBN forced) (NN fuzziness)))))))
(ROOT (S (S (NP (NP (DT ) (NN )) (PP (IN ) (NP (NNS )))) (VP (VBZ ) (RB ) (ADVP (RB )) (VP (VB )))) (, ) (S (NP (PRP )) (VP (VBZ ) (PP (IN ) (NP (VBN ) (NN )))))))