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: 'Harry glanced again at the raw looking thing that trembled and choked in the shadow beneath the distant chair.', Argument/Subject 1: 'Harry', Argument/Subject 2: 'raw looking thing'
Example output: glance
Example explanation: The sentence contains the generated relationship - glance, mentioned between two subjects - Harry and raw looking thing
Q: Sentence: 'In a report from Guant?namo in the Press Gazette , Clive Stafford Smith , the legal director of London-based legal charity Reprieve , files a report on a recent visit , based on the sections of his notes that have been declassified by the US military .', Argument/Subject 1: 'clive stafford smith', Argument/Subject 2: 'reprieve'
A:
be director of