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: 'It does not currently include the United States territories of American Samoa and the Commonwealth of the Northern Mariana Islands .', Argument/Subject 1: 'northern mariana island', Argument/Subject 2: 'unite state'
Solution:
be territory of