TASK DEFINITION: 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: 'The largest French-speaking city in North America , Montreal often is referred to as Canada 's New York City .', Argument/Subject 1: 'new york city', Argument/Subject 2: 'america'

SOLUTION: be city in

PROBLEM: Sentence: 'Oklahoma City -- Governor Brad Henry announced today that Oklahoma Department of Emergency Management Director Albert Ashwood has been appointed to a new U.S. Homeland Security oversight team .', Argument/Subject 1: 'director', Argument/Subject 2: 'governor'

SOLUTION: be appoint by

PROBLEM: Sentence: 'Many historians accept the premise that America did lose the war in Vietnam .', Argument/Subject 1: 'america', Argument/Subject 2: 'vietnam'

SOLUTION:
lose in