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 officers of the Association shall be a President , a Vice President/President-Elect , an Immediate Past President , a Secretary , and a Treasurer .', Argument/Subject 1: 'president', Argument/Subject 2: 'association'
[A]: be officer of

[Q]: Sentence: 'Crile repeatedly says that Carter signed such a finding ordering the CIA to provide covert backing to the moujahedeen after the Soviet Union invaded Afghanistan on Dec. 24 , 1979 .', Argument/Subject 1: 'soviet union', Argument/Subject 2: 'afghanistan'
[A]: invade

[Q]: Sentence: 'Mike Streetar , who served in the Air Force for 10years until 1995 when he left the military with ...', Argument/Subject 1: 'mike', Argument/Subject 2: 'air force'
[A]:
serve in