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.

leaf can be used as the opposite of stem
leaf Antonym stem

paper can be characterized by light
paper HasProperty light

aeroplane can have or can contain seat

aeroplane HasA seat