Problem: What country did the U.S. support in its war against Iran in the 1980's?
======
A: iraq

Problem: In which country will the 2010 Winter Olympic Games be held?
======
A: canada

Problem: Which small English Midlands county is home to the eponymous '(What?) Water' (named after the county) - the nation's largest reservoir by area?
======
A: rutland

Problem: The Anglicized Italian word cognoscenti refers to people in relation to a subject who are?
======
A:
well informed aware