text1: That couldn't happen in a sane world, either.
feat_premise_binary_parse: ( That ( ( ( could n't ) ( ( ( happen ( in ( a ( sane world ) ) ) ) , ) either ) ) . ) )
feat_premise_parse: (ROOT (S (NP (DT That)) (VP (MD could) (RB n't) (VP (VB happen) (PP (IN in) (NP (DT a) (JJ sane) (NN world))) (, ,) (ADVP (RB either)))) (. .)))
text2: A meteor couldn't strike down in a sane world.
feat_hypothesis_binary_parse: ( ( A meteor ) ( ( ( could n't ) ( ( strike down ) ( in ( a ( sane world ) ) ) ) ) . ) )
feat_hypothesis_parse: (ROOT (S (NP (DT A) (NN meteor)) (VP (MD could) (RB n't) (VP (VB strike) (PRT (RP down)) (PP (IN in) (NP (DT a) (JJ sane) (NN world))))) (. .)))