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 : ``A Hunka Hunka Burns in Love'' is the fourth episode of The Simpsons'' thirteenth season. 
Answer : The Simpsons
To which series does A Hunka Hunka Burns in Love belong?

Context : HD 141937 is a star in the constellation of Libra at a distance of 109 ly. 
Answer : Libra
Which was the constellation for HD 141937?

Context : The Gleiwitz incident (German: Überfall auf den Sender Gleiwitz; Polish: Prowokacja gliwicka) was a false flag operation by Nazi forces posing as Poles on 31 August 1939, against the German radio station Sender Gleiwitz in Gleiwitz, Upper Silesia, Germany (since 1945: Gliwice, Poland) on the eve of World War II in Europe. 
Answer : 31 August 1939

On what date did Gleiwitz incident occur?