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

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?
Knight's Cross of the Iron Cross

Context : She committed suicide at the age of 21 on March 17,1974, because of a constant blackmailing from Kunchako,who caught some accidental nude clips of Vijayasree during a bath scene song 'Valliyoor Kaavile' from the movie Ponnapuram Kotta.Kunchako is the director of that movie.There is also a mention of an interview that Vijayasree had given to Nana Film Weekly in 1973 ( presumably post the month of March 1973, when Ponnapuram Kotta was released ) where she lashes out at this certain ``respectable'' Producer-Director who has ended up being a Monster and her career-nemesis.It is also said that Kunchako (with the support of his brother Navodaya Appachan) murdered Vijayasree.After two years,Kunchako dies on the fifth death anniversary of legendary malayalam actor Sathyan.Kunchako's Udaya Studios faced heavy losses later. 
Question : In one word, how did Vijayasree die?
suicide

Context : The Madonna of the Stairs (or Madonna of the Steps) is a relief sculpture by Michelangelo in the Casa Buonarroti, Florence. 
Question : What is the name of the place where Madonna of the Stairs can be found?

Casa Buonarroti