text1: Jon ran as the tunnel collapsed behind him.
feat_premise_binary_parse: ( Jon ( ( ran ( as ( ( the tunnel ) ( collapsed ( behind him ) ) ) ) ) . ) )
feat_premise_parse: (ROOT (S (NP (NNP Jon)) (VP (VBD ran) (SBAR (IN as) (S (NP (DT the) (NN tunnel)) (VP (VBD collapsed) (PP (IN behind) (NP (PRP him))))))) (. .)))
text2: The tunnel collapsed behind Jon as he ran.
feat_hypothesis_binary_parse: ( ( The tunnel ) ( ( ( collapsed ( behind Jon ) ) ( as ( he ran ) ) ) . ) )
feat_hypothesis_parse: (ROOT (S (NP (DT The) (NN tunnel)) (VP (VBD collapsed) (PP (IN behind) (NP (NNP Jon))) (SBAR (IN as) (S (NP (PRP he)) (VP (VBD ran))))) (. .)))