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.

[Q]: Sentence: 'The Chairman of the US Federal Reserve Bank , Ben Bernanke , rings the forex market bell at a speech he made yesterday at an economic conference in Barcelona Spain .', Argument/Subject 1: 'bernanke', Argument/Subject 2: 'federal reserve'
[A]: be chairman of


[Q]: Sentence: 'I also think Sarah Palin was chosen to be John McCain 's running mate for the same reason Jimmy Stewart 's Jefferson Smith was chosen in the 1939 Frank Capra classic , Mr. Smith Goes to Washington .', Argument/Subject 1: 'palin', Argument/Subject 2: 'mccain'
[A]: be choose by


[Q]: Sentence: 'And since the God became the Tree , so we make our instruments from wood , rather than bone .', Argument/Subject 1: 'god', Argument/Subject 2: 'tree'
[A]:
make