instruction:
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.
question:
rubber_duck is made of plastic
answer:
rubber_duck MadeOf plastic


question:
crown is part of tooth
answer:
crown PartOf tooth


question:
blow is part of fight
answer:

blow PartOf fight