not once does it come close to being exciting . 
(ROOT (SINV (ADVP (RB not) (RB once)) (VBZ does) (NP (PRP it)) (VP (VB come) (ADVP (RB close) (PP (IN to) (S (VP (VBG being) (ADJP (JJ exciting))))))) (. .)))
(ROOT (SINV (ADVP (RB ) (RB )) (VBZ ) (NP (PRP )) (VP (VB ) (ADVP (RB ) (PP (IN ) (S (VP (VBG ) (ADJP (JJ ))))))) (. )))