instruction:
Given a phrase describing the relationship between two words, extract the words and the lexical relationship between them. The relation has to be of the type 'MemberOf', 'MadeOf', 'Synonym', 'Entails', 'HasA', 'HasProperty', 'PartOf', 'Antonym' or 'IsA'. The output should have the format: word1 relation word2.
question:
girlfriend can be used as the opposite of boy
answer:
girlfriend Antonym boy


question:
build can be characterized by tall
answer:
build HasProperty tall


question:
silk can be characterized by cool
answer:

silk HasProperty cool