Complex sentence: Completed in 1801 and dedicated in 1802 to his pupil, Countess Giulietta Guicciardi, it is one of Beethoven's most popular compositions for the piano.
Split into simpler sentences: Completed in 1801 and dedicated in 1802 to his pupil, Countess Giulietta Guicciardi. It is one of Beethoven's most popular compositions for the piano.