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:
bill is a kind of money
answer:
bill IsA money


question:
sound is a kind of wave
answer:
sound IsA wave


question:
poison can be used as the opposite of drug
answer:

poison Antonym drug