TASK DEFINITION: Generate a correct and concise answer for the question based on the words in the context.
PROBLEM: Context : William Brown Macdougall (16 December 1868 -- 20 April 1936) was a Scottish artist, wood engraver, etcher and book illustrator.
Question : When did the life of William Brown Macdougall end?

SOLUTION: 20 April 1936

PROBLEM: Context : Gene Wiley (born November 12, 1937) is a former NBA basketball player for the Los Angeles Lakers.
Question : What team does Gene Wiley belong to?

SOLUTION: Los Angeles Lakers

PROBLEM: Context : He shortly worked in a school in Glarisegg (TG,CH) and later founded an experimental school ('La Forge') in Lausanne, Switzerland, but Adolphe Ferriere had to quickly abandon teaching due to his deafness.
Question : What illness negatively impacted Adolphe Ferriere?

SOLUTION:
deafness