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.

[Q]: Sentence: 'The largest member of OPEC , Saudi Arabia , controls one-fifth of the world 's crude reserves and constitutes more than 10 percent of world daily production of crude oil , making it one of the most critical suppliers influencing this market .', Argument/Subject 1: 'saudus arabium', Argument/Subject 2: 'opec'
[A]: be member of


[Q]: Sentence: 'John married Mary Jane BURHOE daughter of James BURHOE and Christina ROSS on 27 Oct 1869 in Charlottetown , Queens , Prince Edward Island , Canada .', Argument/Subject 1: 'mary', Argument/Subject 2: 'jame'
[A]: be daughter of


[Q]: Sentence: 'Mac OS X is based on BSD UNIX .', Argument/Subject 1: 'mac', Argument/Subject 2: 'bsd'
[A]:
be base on