Question: Ursula Gunther was a German musicologist, who specialized in the music of what Italian opera composer?
Related documents: [0]  [DOC] Giuseppe Fortunino Francesco Verdi (] ; 9 or 10 October 1813 – 27 January 1901) was an Italian opera composer. [END] 
[1]  [DOC] Ursula Günther (15 June 1927 – 20 or 21 November 2006) was a German musicologist specializing in the fourteenth and early fifteenth centuries and the music of Giuseppe Verdi. [END] 
Answer: 
Giuseppe Fortunino Francesco Verdi
Giuseppe Fortunino Francesco Verdi