text1: Still Bork waited, staring upwards.
feat_premise_binary_parse: ( Still ( Bork ( ( ( waited , ) ( staring upwards ) ) . ) ) )
feat_premise_parse: (ROOT (S (ADVP (RB Still)) (NP (NNP Bork)) (VP (VBD waited) (, ,) (S (VP (VBG staring) (NP (NNS upwards))))) (. .)))
text2: Bork was waiting for the return of his wife, who had been lost.
feat_hypothesis_binary_parse: ( Bork ( ( was ( waiting ( for ( ( the return ) ( of ( ( ( his wife ) , ) ( who ( had ( been lost ) ) ) ) ) ) ) ) ) . ) )
feat_hypothesis_parse: (ROOT (S (NP (NNP Bork)) (VP (VBD was) (VP (VBG waiting) (PP (IN for) (NP (NP (DT the) (NN return)) (PP (IN of) (NP (NP (PRP$ his) (NN wife)) (, ,) (SBAR (WHNP (WP who)) (S (VP (VBD had) (VP (VBN been) (VP (VBN lost)))))))))))) (. .)))