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 : ``Hell Is Other Robots'' is the ninth episode of Futurama. 
Answer : Futurama
[A]: What series is Hell Is Other Robots part of?


[Q]: Context : Karl Theodor Bayrhoffer (October 14, 1812 -- 3 February 1888) was a German American philosopher and publicist, from 1838 to 1846 professor of philosophy in the University of Marburg. 
Answer : philosopher
[A]: What was Karl Theodor Bayrhoffer's occupation?


[Q]: Context : In 1946 Bremen's mayor Wilhelm Kaisen (SPD) travelled to the U.S. to re-establish Bremen's statehood, as Bremen had traditionally been a city-state, in order to prevent its incorporation into the state of Lower Saxony in the British zone of occupation. 
Answer : Wilhelm Kaisen
[A]:
Who was in charge of Bremen?