Detailed Instructions: 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.
Problem:Sentence: 'Iran 's President baccarat Mahmoud Ahmadinejad said yesterday that , riverbelle following the successful launch '' of the How Many Las Vegas buyers in this posting .', Argument/Subject 1: 'mahmoud ahmadinejad', Argument/Subject 2: 'iran'
Solution:
be president of