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 : Amos Mansdorf (Hebrew: עמוס מנסדורף‎; born 20 October 1965 in Tel Aviv, Israel) is a former Israeli professional tennis player. 
Answer : Tel Aviv

SOLUTION: What city is Amos Mansdorf from?

PROBLEM: Context : Mainova AG was formed in 1998 through the merger of Stadtwerke Frankfurt am Main GmbH and Maingas AG. 
Answer : Stadtwerke Frankfurt

SOLUTION: What is Mainova's parent company?

PROBLEM: Context : Robert Sorrells (born June 29, 1930) is a former film and television character actor, who is serving an indeterminate life sentence for the crimes of murder and attempted murder. 
Answer : murder

SOLUTION:
For what crime was Robert Sorrells prosecuted?