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 : ``The Next Witness'' is a Nero Wolfe mystery novella by Rex Stout, first published as ``The Last Witness'' in the May 1955 issue of The American Magazine. 
Answer : Nero Wolfe

SOLUTION: The The Next Witness has what character?

PROBLEM: Context : The Boeing KC-767 is a military aerial refueling and strategic transport aircraft developed from the Boeing 767-200ER. 
Answer : Boeing 767-200ER

SOLUTION: The Boeing KC-767 is based upon what?

PROBLEM: Context : Nicholas Rodda (born 11 October 1992) is a male former water polo player from South Africa. 
Answer : male

SOLUTION:
Is Nicholas Rodda a male or female?