my ribcage did n't ache by the end of kung pow 
(ROOT (S (NP (PRP$ my) (NN ribcage)) (VP (VBD did) (RB n't) (VP (VB ache) (PP (IN by) (NP (NP (DT the) (NN end)) (PP (IN of) (NP (NN kung) (NN pow)))))))))
(ROOT (S (NP (PRP$ ) (NN )) (VP (VBD ) (RB ) (VP (VB ) (PP (IN ) (NP (NP (DT ) (NN )) (PP (IN ) (NP (NN ) (NN )))))))))