this story to go but down 
(ROOT (NP (NP (DT this) (NN story)) (SBAR (S (VP (TO to) (VP (VB go) (CC but) (ADVP (RB down))))))))
(ROOT (NP (NP (DT ) (NN )) (SBAR (S (VP (TO ) (VP (VB ) (CC ) (ADVP (RB ))))))))