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: sky is made of gas

Answer: sky MadeOf gas


Question: cannabis is a kind of plant

Answer: cannabis IsA plant


Question: equal can be used with the same meaning of mean

Answer:
equal Synonym mean