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 Input:
Context : 45 Commando Royal Marines (pronounced ``four-five commando'') is a battalion sized unit of the British Royal Marines and subordinate unit within 3 Commando Brigade Royal Marines, the principal Commando formation, under the Operational Command of Commander in Chief Fleet. 
Answer : Royal Marines

Ex Output:
What military organization did 45 Commando belong to?


Ex Input:
Context : HD 141937 is a star in the constellation of Libra at a distance of 109 ly. 
Answer : Libra

Ex Output:
Which was the constellation for HD 141937?


Ex Input:
Context : Sun Weishi (1921 -- October 15, 1968) was the first female director of modern spoken drama (Huaju) in Chinese history. 
Answer : female

Ex Output:

What was Sun Weishi's gender?