... less a story than an inexplicable nightmare , right down to the population 's shrugging acceptance to each new horror . 
(ROOT (FRAG (, ...) (NP (NP (RBR less) (DT a) (NN story)) (PP (IN than) (NP (DT an) (JJ inexplicable) (NN nightmare)))) (, ,) (ADVP (RB right) (RB down) (PP (IN to) (NP (NP (NP (DT the) (NN population) (POS 's)) (VBG shrugging) (NN acceptance)) (PP (IN to) (NP (DT each) (JJ new) (NN horror)))))) (. .)))
(ROOT (FRAG (, ) (NP (NP (RBR ) (DT ) (NN )) (PP (IN ) (NP (DT ) (JJ ) (NN )))) (, ) (ADVP (RB ) (RB ) (PP (IN ) (NP (NP (NP (DT ) (NN ) (POS )) (VBG ) (NN )) (PP (IN ) (NP (DT ) (JJ ) (NN )))))) (. )))