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.

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'
be director of

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'
be choose by

Sentence: 'VE Day marks the date that World War II officially ended in Europe .', Argument/Subject 1: 'war', Argument/Subject 2: 'europe'

end in