most haunting about `` fence '' is its conclusion , when we hear the ultimate fate of these girls and realize , much to our dismay , that this really did happen . 
(ROOT (S (ADJP (ADJP (RBS most) (VBG haunting)) (PP (IN about) (`` ``) (NP (NN fence)) ('' ''))) (VP (VBZ is) (NP (NP (PRP$ its) (NN conclusion)) (, ,) (SBAR (WHADVP (WRB when)) (S (NP (PRP we)) (VP (VP (VBP hear) (NP (NP (DT the) (JJ ultimate) (NN fate)) (PP (IN of) (NP (DT these) (NNS girls))))) (CC and) (VP (VBP realize) (, ,) (PP (ADVP (JJ much)) (IN to) (NP (PRP$ our) (NN dismay))) (, ,) (SBAR (IN that) (S (NP (DT this)) (ADVP (RB really)) (VP (VBD did) (VP (VB happen))))))))))) (. .)))
(ROOT (S (ADJP (ADJP (RBS ) (VBG )) (PP (IN ) (`` ) (NP (NN )) ('' ))) (VP (VBZ ) (NP (NP (PRP$ ) (NN )) (, ) (SBAR (WHADVP (WRB )) (S (NP (PRP )) (VP (VP (VBP ) (NP (NP (DT ) (JJ ) (NN )) (PP (IN ) (NP (DT ) (NNS ))))) (CC ) (VP (VBP ) (, ) (PP (ADVP (JJ )) (IN ) (NP (PRP$ ) (NN ))) (, ) (SBAR (IN ) (S (NP (DT )) (ADVP (RB )) (VP (VBD ) (VP (VB ))))))))))) (. )))