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:
choice can be used with the same meaning of range
answer:
choice Synonym range


question:
head is a kind of top
answer:
head IsA top


question:
dull can be used as the opposite of sharp
answer:

dull Antonym sharp