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.

keep can be used as the opposite of take
keep Antonym take

pierce is true then also cut is true
pierce Entails cut

cold can be used with the same meaning of cool

cold Synonym cool