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: 'Having seen early reports of Firefox not working in Vista , I was anxious to confirm this .', Argument/Subject 1: 'firefox', Argument/Subject 2: 'vista'

A: work on
****
Q: Sentence: 'Georgia wants to join both NATO and the European Union and is at the centre of a power struggle between the West and Russia over the Caucasus region which hosts a pipeline pumping oil from the Caspian Sea to Europe .', Argument/Subject 1: 'georgium', Argument/Subject 2: 'nato'

A: want to join
****
Q: Sentence: 'In November 2006 when Democrats won control of Congress for the first time in 12 years , Rep. Nancy Pelosi explained the significance behind the record voter turnout that helped shift the balance of power in Washington .', Argument/Subject 1: 'democrat', Argument/Subject 2: 'congress'

A:
control
****