text1: Does anyone know what happened to chaos?
feat_premise_binary_parse: ( Does ( anyone ( ( know ( what ( happened ( to chaos ) ) ) ) ? ) ) )
feat_premise_parse: (ROOT (SQ (NNP Does) (NP (NN anyone)) (VP (VB know) (SBAR (WHNP (WP what)) (S (VP (VBD happened) (PP (TO to) (NP (NN chaos))))))) (. ?)))
text2: I know what happened to chaos.
feat_hypothesis_binary_parse: ( I ( ( know ( what ( happened ( to chaos ) ) ) ) . ) )
feat_hypothesis_parse: (ROOT (S (NP (PRP I)) (VP (VBP know) (SBAR (WHNP (WP what)) (S (VP (VBD happened) (PP (TO to) (NP (NN chaos))))))) (. .)))