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: salt_water is a kind of water

SOLUTION: salt_water IsA water

PROBLEM: pain is part of war

SOLUTION: pain PartOf war

PROBLEM: leg can be used as the opposite of toe

SOLUTION:
leg Antonym toe