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.

Q: library is a kind of collection

A: library IsA collection
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Q: blue can be used as the opposite of yellow

A: blue Antonym yellow
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Q: atmosphere is part of sky

A:
atmosphere PartOf sky
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