text1: This explains the presence in Guangzhou of the Huaisheng Mosque, reputed to be China's oldest, and traditionally dated a.d. 627.
feat_premise_binary_parse: ( This ( ( explains ( ( the presence ) ( in ( ( ( ( ( ( Guangzhou ( of ( the ( Huaisheng Mosque ) ) ) ) , ) ( reputed ( to ( be ( ( China 's ) oldest ) ) ) ) ) , ) and ) ( ( traditionally dated ) ( a.d. 627 ) ) ) ) ) ) . ) )
feat_premise_parse: (ROOT (S (NP (DT This)) (VP (VBZ explains) (NP (NP (DT the) (NN presence)) (PP (IN in) (NP (NP (NNP Guangzhou)) (PP (IN of) (NP (DT the) (NNP Huaisheng) (NNP Mosque))) (, ,) (VP (VBN reputed) (S (VP (TO to) (VP (VB be) (NP (NP (NNP China) (POS 's)) (JJS oldest)))))) (, ,) (CC and) (NP (ADJP (RB traditionally) (VBN dated)) (NNP a.d.) (NNP 627)))))) (. .)))
text2: The Huaisheng Mosque is the oldest in China, dating back to 627 a.d.
feat_hypothesis_binary_parse: ( ( The ( Huaisheng Mosque ) ) ( is ( ( ( ( the oldest ) ( in China ) ) , ) ( ( dating back ) ( to ( 627 a.d. ) ) ) ) ) )
feat_hypothesis_parse: (ROOT (S (NP (DT The) (NNP Huaisheng) (NNP Mosque)) (VP (VBZ is) (NP (NP (DT the) (JJS oldest)) (PP (IN in) (NP (NNP China))) (, ,) (VP (VBG dating) (ADVP (RB back)) (PP (TO to) (NP (QP (CD 627) (CD a.d.)))))))))