TASK DEFINITION: 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.
PROBLEM: chicken can be used as the opposite of beef

SOLUTION: chicken Antonym beef

PROBLEM: key is part of door

SOLUTION: key PartOf door

PROBLEM: chest is part of person

SOLUTION:
chest PartOf person