TASK DEFINITION: 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.
PROBLEM: Context : NGC 6886 is a planetary nebula in the constellation Sagitta. 
Answer : Sagitta

SOLUTION: In which constellation is NGC 6886?

PROBLEM: Context : Sir John Lumsden KBE (14 November 1869 -- 3 September 1944) was an Irish physician and the founder of the St. John Ambulance Brigade of Ireland. 
Answer : 3 September 1944

SOLUTION: What was the date of John Lumsden's death?

PROBLEM: Context : The Wine Glass (also The Glass of Wine or Lady and Gentleman Drinking Wine, Dutch: Het glas wijn) is a 1660 painting by Johannes Vermeer now in the Gemäldegalerie, Berlin. 
Answer : Gemäldegalerie

SOLUTION:
What is the name of the place where The Wine Glass can be found?