Instructions: 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.
Input: Context : In 1994, Robert Ben Rhoades was convicted of the first degree murder of Regina Kay Walters and sentenced to life without parole at Menard Correctional Center in Chester, IL.
Answer : murder
Output:
For what crime was Robert Ben Rhoades prosecuted?