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.

Context : The 1957 Aqaba Valetta accident happened on the 17 April 1957 when a twin-engined Vickers Valetta C.1 transport aircraft, serial number VW832, of 84 Squadron, Royal Air Force crashed and was destroyed after departing from Aqaba Airport in Jordan following wing failure due to turbulence. 
Answer : 17 April 1957
What is the full date that 1957 Aqaba Valetta accident crashed on?