text1: Meet the Press host Tim Russert took his Christmas vacation five days early by letting Rep.
feat_premise_binary_parse: ( ( Meet ( the ( Press host ) ) ) ( ( Tim Russert ) ( ( ( took ( his ( Christmas vacation ) ) ) ( five ( days early ) ) ) ( by ( letting Rep. ) ) ) ) )
feat_premise_parse: (ROOT (S (VP (VB Meet) (NP (DT the) (NNP Press) (NN host)) (SBAR (S (NP (NNP Tim) (NNP Russert)) (VP (VBD took) (NP (PRP$ his) (NNP Christmas) (NN vacation)) (NP (CD five) (NNS days) (RB early)) (PP (IN by) (S (VP (VBG letting) (NP (NNP Rep.)))))))))))
text2: Tim Russert took an early vacation be letting no one know. 
feat_hypothesis_binary_parse: ( ( Tim Russert ) ( ( ( took ( an ( early vacation ) ) ) ( be ( letting ( ( no one ) know ) ) ) ) . ) )
feat_hypothesis_parse: (ROOT (S (NP (NNP Tim) (NNP Russert)) (VP (VBD took) (NP (DT an) (JJ early) (NN vacation)) (VP (VB be) (VP (VBG letting) (S (NP (DT no) (NN one)) (VP (VB know)))))) (. .)))