Generate a question which can yield the answer mentioned in the input. Generated question must be answered by the answer provided in input, without using any extra knowledge.

[EX Q]: Context : In 1990, Top Hat was selected for preservation in the United States National Film Registry by the Library of Congress as being ``culturally, historically, or aesthetically significant''. 
Answer : National Film Registry
[EX A]: What award was received by Top Hat?

[EX Q]: Context : The 1942 Ruislip Wellington accident occurred on the 18 October 1942 when a Royal Air Force twin-engined Vickers Wellington 1c bomber crashed close to South Ruislip station while on approach to RAF Northolt, all 15 on-board and six on the ground (including four children) were killed. 
Answer : 18 October 1942
[EX A]: What is the full date that 1942 Ruislip Wellington accident crashed on?

[EX Q]: Context : Francisco Trois (born 3 September 1946 in Canoas, Brazil) is a Brazilian chess International Master and International Arbiter (1986). 
Answer : International Master
[EX A]:
What was the award received by Francisco Trois?