TASK DEFINITION: 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.
PROBLEM: Sentence: 'Thank you President elect Obama for inviting Rick Warren to your inauguration .', Argument/Subject 1: 'president', Argument/Subject 2: 'obama'

SOLUTION: elect

PROBLEM: Sentence: 'It happened to be the book Elvis Presley was reading when he died in Memphis , Tennessee .', Argument/Subject 1: 'elvi', Argument/Subject 2: 'memphi'

SOLUTION: die in

PROBLEM: Sentence: 'So Obama chose Joe Biden. .', Argument/Subject 1: 'obama', Argument/Subject 2: 'biden'

SOLUTION:
choose