Problem: Given the question: Who was the architect of the opera house where Thaïs was first performed?
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The answer is:
Charles Garnier


Problem: Given the question: The actor that played the Artful Dodger in "Oliver!" stars with Mark Lester in a 1971 British film directed by who?
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The answer is:
Waris Hussein


Problem: Given the question: How long did the War of the Roses last where Henry Beaufort was an important Lancastrian military commander?
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The answer is:
between 1455 and 1487