text1: The year of 1820 was a pivotal one in the story of the King?­dom of Hawaii.
feat_premise_binary_parse: ( ( ( The year ) ( of 1820 ) ) ( ( was ( ( a ( pivotal one ) ) ( in ( ( the story ) ( of ( ( the King?dom ) ( of Hawaii ) ) ) ) ) ) ) . ) )
feat_premise_parse: (ROOT (S (NP (NP (DT The) (NN year)) (PP (IN of) (NP (CD 1820)))) (VP (VBD was) (NP (NP (DT a) (JJ pivotal) (NN one)) (PP (IN in) (NP (NP (DT the) (NN story)) (PP (IN of) (NP (NP (DT the) (NNP King?dom)) (PP (IN of) (NP (NNP Hawaii))))))))) (. .)))
text2: Things have not been the same for Hawaii since 1820.
feat_hypothesis_binary_parse: ( Things ( ( ( have not ) ( ( been ( ( the same ) ( for Hawaii ) ) ) ( since 1820 ) ) ) . ) )
feat_hypothesis_parse: (ROOT (S (NP (NNS Things)) (VP (VBP have) (RB not) (VP (VBN been) (NP (NP (DT the) (JJ same)) (PP (IN for) (NP (NNP Hawaii)))) (PP (IN since) (NP (CD 1820))))) (. .)))