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: 'Agence France-Presse reports that the executive director of UNICEF , Carol Bellamy , has expressed her concern about the impact that the flight of people from Kandahar can have on children .', Argument/Subject 1: 'carol bellamy', Argument/Subject 2: 'unicef'

A: be director of
****
Q: Sentence: 'Former Energy Secretary Hazel O'Leary was the guest speaker during a National Press Conference held in Washington , D.C. June 10 , 1994 .', Argument/Subject 1: 'conference', Argument/Subject 2: 'washington'

A: be hold in
****
Q: Sentence: 'Hama rabeneck hamilton mill emergency doctor care hamas endorsed obama .', Argument/Subject 1: 'hama', Argument/Subject 2: 'obama'

A:
be endorse
****