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: north can be used as the opposite of south

SOLUTION: north Antonym south

PROBLEM: little can be used as the opposite of lot

SOLUTION: little Antonym lot

PROBLEM: den is a kind of place

SOLUTION:
den IsA place