premise: Ludwig van Beethoven was taught by his father Johann van Beethoven and the composer Christian Gottlob Neefe.
hypothesis: Christian Gottlob Neefe ( [ ˈneːfə ] ; 5 February 1748 -- 28 January 1798 ) was a German opera composer and conductor . Ludwig van Beethoven . Born in Bonn , then the capital of the Electorate of Cologne and part of the Holy Roman Empire , Beethoven displayed his musical talents at an early age and was taught by his father Johann van Beethoven and by composer and conductor Christian Gottlob Neefe .