text1: We have heard, seen this pattern before.
feat_premise_binary_parse: ( We ( ( have ( ( ( ( heard , ) seen ) ( this pattern ) ) before ) ) . ) )
feat_premise_parse: (ROOT (S (NP (PRP We)) (VP (VBP have) (VP (VBN heard) (, ,) (VBN seen) (NP (DT this) (NN pattern)) (PP (IN before)))) (. .)))
text2: This pattern is familiar to us.
feat_hypothesis_binary_parse: ( ( This pattern ) ( ( is ( familiar ( to us ) ) ) . ) )
feat_hypothesis_parse: (ROOT (S (NP (DT This) (NN pattern)) (VP (VBZ is) (ADJP (JJ familiar) (PP (TO to) (NP (PRP us))))) (. .)))