text1: i don't know no i don't
feat_premise_binary_parse: ( i ( ( do n't ) ( know ( ( no i ) ( do n't ) ) ) ) )
feat_premise_parse: (ROOT (S (NP (FW i)) (VP (VBP do) (RB n't) (VP (VB know) (SBAR (S (NP (DT no) (FW i)) (VP (VBP do) (RB n't))))))))
text2: I used to know, now I don't.
feat_hypothesis_binary_parse: ( ( ( ( ( I ( used ( to know ) ) ) , ) now ) ( I ( do n't ) ) ) . )
feat_hypothesis_parse: (ROOT (S (S (NP (PRP I)) (VP (VBD used) (S (VP (TO to) (VP (VB know)))))) (, ,) (ADVP (RB now)) (S (NP (PRP I)) (VP (VBP do) (RB n't))) (. .)))