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: 'God bless the heroes of Virginia Tech for more would have been slaughtered if it were n't for Hokie pride and heroism !', Argument/Subject 1: 'god', Argument/Subject 2: 'virginium tech'
bless

Sentence: 'This article endeavours to create an impact for the PHP developer working on the Microsoft Windows Platform .', Argument/Subject 1: 'php', Argument/Subject 2: 'window'
work on