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.

Input: Consider Input: Context : Kaliganj massacre (Bengali: কালিগঞ্জ হত্যাকান্ড) refers to the massacre of unarmed Bengali Hindus fleeing to India in Kaliganj market, in the present day Jaldhaka Upazila of Nilphamari District on 27 April 1971. 
Answer : 27 April 1971

Output: What is the full date that Kaliganj massacre crashed on?


Input: Consider Input: Context : Egor Gerasimov (Belarusian: Ягор Герасімаў; Russian: Егор Герасимов; born 11 November 1992 in Minsk) is a Belarusian tennis player. 
Answer : Minsk

Output: What city is Egor Gerasimov associated with?


Input: Consider Input: Context : The naval Battle of Yamen (simplified Chinese: 崖门战役; traditional Chinese: 厓門戰役) (also known as the Naval Battle of Mount Ya; simplified Chinese: 崖山海战; traditional Chinese: 厓山海戰) took place on 19 March 1279 and is considered to be the last stand of the Song dynasty against the invading Mongol Yuan Dynasty. 
Answer : 19 March 1279


Output: When did Battle of Yamen occur?