Given the task definition and input, reply with output. 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: 'Here are some patriotic performances from our lady , Mariah in honor and tribute to the United States and to our 44th President , Barack Obama .', Argument/Subject 1: 'barack obama', Argument/Subject 2: 'unite state'
be president of