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:
plain can be used as the opposite of complex
answer:
plain Antonym complex


question:
Plow is a kind of tool
answer:
plow IsA tool


question:
chest can be used with the same meaning of trunk
answer:

chest Synonym trunk