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: 'Michael Steele , chairman of the Republican National Committee , said Tuesday in a statement .', Argument/Subject 1: 'michael steele', Argument/Subject 2: 'republican national committee'
[A]: be chairman of


[Q]: Sentence: 'The YVR board has one nominee from each of the Vancouver Board of Trade , the Institute of Chartered Accountants of British Columbia , the Law Society of B.C. , the Association of Professional Engineers and Geoscientists of B.C. , Richmond city , Vancouver city and Metro Vancouver and two from the Canadian government .', Argument/Subject 1: 'vancouver', Argument/Subject 2: 'british columbium'
[A]: be city in


[Q]: Sentence: 'Bishop Joseph Xing Wenzhi celebrates Mass to conclude the Shanghai Youth Day at Sacred Heart of Jesus Church in Shanghai .', Argument/Subject 1: 'mass', Argument/Subject 2: 'bishop'
[A]:
be celebrate by