Given a sentence and two mentions from the text (arguments), indicate a phrase (a verb or noun phrase) that describes the relationship between the provided arguments.

Ex Input:
Sentence: 'Anteros is the twin brother of Eros .', Argument/Subject 1: 'antero', Argument/Subject 2: 'ero'

Ex Output:
be brother of


Ex Input:
Sentence: 'The founder of Buddhism was a Hindu who became the Buddha .', Argument/Subject 1: 'buddha', Argument/Subject 2: 'buddhism'

Ex Output:
be founder of


Ex Input:
Sentence: 'BARACK OBAMA is the President Elect of The United States of America !', Argument/Subject 1: 'obama', Argument/Subject 2: 'unite state'

Ex Output:

be president of