text1: We need to be sure of our going." But Tuppence, for once, seemed tongue-tied.
feat_premise_binary_parse: ( ( ( ( We ( ( ( need ( to ( be ( sure ( of ( our going ) ) ) ) ) ) . ) '' ) ) But ) ( Tuppence ( , ( ( for once ) ( , ( seemed tongue-tied ) ) ) ) ) ) . )
feat_premise_parse: (ROOT (S (S (NP (PRP We)) (VP (VBP need) (S (VP (TO to) (VP (VB be) (ADJP (JJ sure) (PP (IN of) (NP (PRP$ our) (NN going)))))))) (. .) ('' '')) (CC But) (S (NP (NNP Tuppence)) (, ,) (PP (IN for) (NP (RB once))) (, ,) (VP (VBD seemed) (ADJP (JJ tongue-tied)))) (. .)))
text2: Tuppence couldn't speak.
feat_hypothesis_binary_parse: ( Tuppence ( ( ( could n't ) speak ) . ) )
feat_hypothesis_parse: (ROOT (S (NP (NNP Tuppence)) (VP (MD could) (RB n't) (VP (VB speak))) (. .)))