Problem: Which English cricket county did W. G. Grace represent?
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A: gloucestershire

Problem: Which sport, a version of which had been a medal sport in 1924, and a demonstration sport in 1928, 1936 and 1948, became an official Winter Olympic sport in 1960?
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A: biathlon

Problem: Which British monarch was the first to celebrate a diamond jubilee?
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A: victoria

Problem: Who won the 2010 'Oscar' for Best Actor for the film 'Crazy Heart'?
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A:
jeff bridges