really busts out of its comfy little cell 
(ROOT (S (ADVP (RB really)) (VP (VBZ busts) (PP (IN out) (PP (IN of) (NP (PRP$ its) (JJ comfy) (JJ little) (NN cell)))))))
(ROOT (S (ADVP (RB )) (VP (VBZ ) (PP (IN ) (PP (IN ) (NP (PRP$ ) (JJ ) (JJ ) (NN )))))))