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

[Q]: Context : Nikolaus Gerhaert (c.1420 -- 11 June 1473), also known as Nikolaus Gerhaert van Leyden, was a sculptor of Dutch origin, although aside from his sculptures, few details are known of his life. 
Question : What date did Nikolaus Gerhaert die on?
[A]: 1473


[Q]: Context : Karl Thurmann (4 September 1909 -- 20 January 1943) was a German U-boat commander in World War II and recipient of the Knight's Cross of the Iron Cross (German: Ritterkreuz des Eisernen Kreuzes). 
Question : What award was received by Karl Thurmann?
[A]: Knight's Cross of the Iron Cross


[Q]: Context : Mathilde Grooss Viddal (born 6 May 1969 in Oslo, Norway) is a Norwegian musician (saxophone and clarinet) and composer, known as the leader of Friensemblet and as member of bands like Lucky Loop and Eick/Viddal Duo. 
Question : What instrument does musician Mathilde Grooss Viddal play?
[A]:
saxophone