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.

Iron is a kind of gray
iron IsA gray

cut can be used as the opposite of tear
cut Antonym tear

mystery can be used as the opposite of open

mystery Antonym open