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.

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

A: What was Sun Weishi's gender?
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Q: Context : However, the legislation did not came into effect until August 1838, and Thomas Pringle was unable to witness this moment; he had died from tuberculosis in December 1834 at the age of 45.
Answer : tuberculosis

A: What disease was a factor in the death of Thomas Pringle?
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Q: Context : The 2015 Bahrain Grand Prix (formally known as the 2015 Formula 1 Gulf Air Bahrain Grand Prix) was a Formula One motor race that was held on 19 April 2015 at the Bahrain International Circuit in Sakhir, Bahrain.
Answer : 19 April 2015

A:
What is the date when 2015 Bahrain Grand Prix happened?
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