11) How many symphonies did Beethoven compose?
12) What was the last composition that Beethoven wrote?
13) How many concertos for violin and orchestra did Beethoven write?
14) When was the premiere of Fidelio, Beethoven's only opera?
15) What is the name of Beethoven's only opera?
16) Who wrote the libretto for Fidelio?
17) What key does the first movement of Symphony No5 open with?
18) How many string quartets did Beethoven compose in his lifetime?
19) What is the genre of the Piano Sonata No32 in C Minor?
20) What is the third movement of Symphony No9 in D Minor known as?