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: ordinary can be used as the opposite of unusual

Answer: ordinary Antonym unusual


Question: arithmetic is a kind of math

Answer: arithmetic IsA math


Question: staff can be used with the same meaning of club

Answer:
staff Synonym club