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: play is a kind of use

SOLUTION: play IsA use

PROBLEM: bed is a kind of surface

SOLUTION: bed IsA surface

PROBLEM: function can be used with the same meaning of purpose

SOLUTION:
function Synonym purpose