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.

Example Input: 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'
Example Output: be director of

Example Input: Sentence: 'In versions of Windows before Windows Vista , the Administrator account was n't hidden , and many people used it as their main or only account .', Argument/Subject 1: 'vista', Argument/Subject 2: 'window'
Example Output: be version of

Example Input: Sentence: 'Xena lifted her head to look at Gabrielle .', Argument/Subject 1: 'xena', Argument/Subject 2: 'gabrielle'
Example Output:
look to