original_query: What was Friedrich Wilhelm Michael Kalkbrenner known for?
query: What was Friedrich Wilhelm Michael Kalkbrenner known for?
answer: Friedrich Wilhelm Michael Kalkbrenner was a pianist, composer, piano teacher, and piano manufacturer. He was known for his piano method, his business acumen which made him wealthy, his transcriptions of Beethoven's symphonies, and his introduction of rapid octave passages into piano texture.  He also had many notable pupils.