text1: The interior of the palace is very dark, and the use of flash is forbidden, so photographers should think twice before paying the extra fee for bringing in a camera or video equipment.
feat_premise_binary_parse: ( ( ( ( ( ( ( ( ( ( The interior ) ( of ( the palace ) ) ) ( is ( very dark ) ) ) , ) and ) ( ( ( the use ) ( of flash ) ) ( is forbidden ) ) ) , ) so ) ( photographers ( should ( ( think twice ) ( before ( ( paying ( the ( extra fee ) ) ) ( for ( bringing ( in ( a ( camera ( or ( video equipment ) ) ) ) ) ) ) ) ) ) ) ) ) . )
feat_premise_parse: (ROOT (S (S (S (NP (NP (DT The) (NN interior)) (PP (IN of) (NP (DT the) (NN palace)))) (VP (VBZ is) (ADJP (RB very) (JJ dark)))) (, ,) (CC and) (S (NP (NP (DT the) (NN use)) (PP (IN of) (NP (NN flash)))) (VP (VBZ is) (VP (VBN forbidden))))) (, ,) (IN so) (S (NP (NNS photographers)) (VP (MD should) (VP (VB think) (ADVP (RB twice)) (PP (IN before) (S (VP (VBG paying) (NP (DT the) (JJ extra) (NN fee)) (PP (IN for) (S (VP (VBG bringing) (PP (IN in) (NP (DT a) (NN camera) (CC or) (NN video) (NN equipment)))))))))))) (. .)))
text2: Think hard about whether or not you want to bring a camera, there is an extra fee and no flash allowed.
feat_hypothesis_binary_parse: ( ( ( Think ( hard about ) ) ( ( ( whether or ) not ) ( you ( want ( to ( bring ( a camera ) ) ) ) ) ) ) ( , ( there ( ( is ( ( ( an ( extra fee ) ) and ) ( ( no flash ) allowed ) ) ) . ) ) ) )
feat_hypothesis_parse: (ROOT (S (S (VP (VB Think) (ADJP (JJ hard) (IN about)) (SBAR (IN whether) (CC or) (RB not) (S (NP (PRP you)) (VP (VBP want) (S (VP (TO to) (VP (VB bring) (NP (DT a) (NN camera)))))))))) (, ,) (NP (EX there)) (VP (VBZ is) (NP (NP (DT an) (JJ extra) (NN fee)) (CC and) (NP (NP (DT no) (NN flash)) (VP (VBN allowed))))) (. .)))