text1: , First-Class Mail used by households to pay their bills) and the household bill mail (i.e.
feat_premise_binary_parse: ( , ( ( First-Class Mail ) ( ( used ( by households ) ) ( to ( ( ( pay ( their bills ) ) -RRB- ) ( and ( ( the ( household bill ) ) ( mail ( -LRB- i.e. ) ) ) ) ) ) ) ) )
feat_premise_parse: (ROOT (PRN (, ,) (S (NP (NNP First-Class) (NNP Mail)) (VP (VBD used) (PP (IN by) (NP (NNS households))) (S (VP (TO to) (VP (VB pay) (NP (PRP$ their) (NNS bills)) (-RRB- -RRB-) (PP (CC and) (NP (NP (DT the) (NN household) (NN bill)) (NP (NNP mail) (-LRB- -LRB-) (NNP i.e.)))))))))))
text2: Second-Class Mail used by households to pay their bills
feat_hypothesis_binary_parse: ( ( Second-Class Mail ) ( ( used ( by households ) ) ( to ( pay ( their bills ) ) ) ) )
feat_hypothesis_parse: (ROOT (SINV (NP (NNP Second-Class) (NNP Mail)) (VP (VBN used) (PP (IN by) (NP (NNS households))) (S (VP (TO to) (VP (VB pay) (NP (PRP$ their) (NNS bills))))))))