Generate a correct and concise answer for the question based on the words in the context.

[EX Q]: 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. 
Question : The The Next Witness has what character?
[EX A]: Nero Wolfe

[EX Q]: Context : HIP 79431 is an 11th magnitude M-type main sequence star located approximately 47 light years away in the constellation Scorpius. 
Question : What constellation is HIP 79431 part of?
[EX A]: Scorpius

[EX Q]: Context : Sponsa de Libano forms part of the Victorian collection in the Walker Art Gallery, Liverpool, Merseyside, England. 
Question : What is the name of the place where Sponsa de Libano can be found?
[EX A]:
Walker Art Gallery