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.
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Question: earth is a kind of object

Answer: earth IsA object


Question: lot can be used with the same meaning of set

Answer: lot Synonym set


Question: curve can be used as the opposite of square

Answer:
curve Antonym square