def _featurize(self, w1, w2):
s1 = Wordnet.get_significant_synsets(w1)
s2 = Wordnet.get_significant_synsets(w2)
yield 'wordnet_hyp', float(Wordnet.is_hypernym(s1, s2))
yield 'wordnet_2-hyp', float(Wordnet.is_two_link_hypernym(s1, s2))
yield 'wordnet_deriv_rel', float(
Wordnet.is_derivationally_related(s1, s2))
yield 'wordnet_in_glosses', float(Wordnet.in_glosses(w1, w2, s1, s2))
