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: hard can be used with the same meaning of solid

Answer: hard Synonym solid


Question: depression is a kind of mood

Answer: depression IsA mood


Question: piece is part of whole

Answer:
piece PartOf whole