so pat it makes your teeth hurt 
(ROOT (S (ADVP (RB so)) (VP (NN pat) (SBAR (S (NP (PRP it)) (VP (VBZ makes) (S (NP (PRP$ your) (NN teeth)) (VP (VBN hurt)))))))))
(ROOT (S (ADVP (RB )) (VP (NN ) (SBAR (S (NP (PRP )) (VP (VBZ ) (S (NP (PRP$ ) (NN )) (VP (VBN )))))))))