"Richard Wagner's music is better than it sounds." - Mark Twain

"The present day composer refuses to die." - Edgar Varese

"Beethoven had an ear for music." - Anonymous

Horace is the General Manager of an important symphony orchestra. He tries to hear at least four concerts a year. Assuming that at each concert the orchestra plays a minimum of three pieces, what are the chances that Horace can avoid hearing a single work by Mozart, Beethoven or Brahms in the next ten years?

Definitions...

Bach Chorale: the place behind the barn where you keep the horses.

Agnus Dei: female church composer.