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: 'Washington , D.C. , January 27 , 2009 The Inter-American Commission on Human Rights expresses its deep satisfaction over the decision by the President of the United States , Barack Obama , to close the detention center at the Guantamo Bay Naval Base within a period of no later than one year and to prohibit cruel , inhuman , or degrading treatment in interrogations of detained individuals .', Argument/Subject 1: 'barack obama', Argument/Subject 2: 'unite state'

A: be president of
****
Q: Sentence: 'Obama apparently refers to Clintons comment that it was a fairy tale that Obama has consistently opposed to the Iraq war from the start , and that Nevada union officials backing Obama were strong-arming members into caucusing for Obama .', Argument/Subject 1: 'obama', Argument/Subject 2: 'iraq'

A: oppose war in
****
Q: Sentence: 'When the military junta in Argentina invaded the Falkland Islands , most Argentinians supported the action as a war of liberation .', Argument/Subject 1: 'argentina', Argument/Subject 2: 'falkland'

A:
invade
****