text1: Long ago--or away, or whatever--there was a world called Thar?? and another called Erath.
feat_premise_binary_parse: ( ( ( ( ( ( Long ( ( ( ago -- ) or ) away ) ) , ) or ) whatever ) -- ) ( there ( ( was ( ( a world ) ( called ( ( ( Thar ?? ) and ) ( another ( called Erath ) ) ) ) ) ) . ) ) )
feat_premise_parse: (ROOT (S (NP (NP (NP (NNP Long)) (ADVP (ADVP (IN ago)) (: --) (CC or) (ADVP (RB away)))) (, ,) (CC or) (NP (NNP whatever)) (: --)) (ADVP (RB there)) (VP (VBD was) (NP (NP (DT a) (NN world)) (VP (VBN called) (NP (NP (NNP Thar) (NNP ??)) (CC and) (NP (DT another) (VBN called) (NN Erath)))))) (. .)))
text2: Erath is the only world that has ever existed.
feat_hypothesis_binary_parse: ( Erath ( ( is ( ( the ( only world ) ) ( that ( ( has ever ) existed ) ) ) ) . ) )
feat_hypothesis_parse: (ROOT (S (NP (NNP Erath)) (VP (VBZ is) (NP (NP (DT the) (JJ only) (NN world)) (SBAR (WHNP (WDT that)) (S (VP (VBZ has) (ADVP (RB ever)) (VP (VBN existed))))))) (. .)))