A rapid arpeggio starting with an ascending "G-sharp C-sharp E G-sharp" begins a stormy theme in the Presto agitato third movement of one of these pieces, its composer's Opus 27
In one of these pieces, the direction "L'istesso tempo" indicates shifts between time signatures like 6/16 and 12/32 in the second movement Arietta. A rapid arpeggio starting with an ascending "G-sharp C-sharp E G-sharp" begins a stormy theme in the Presto agitato third movement of one of these pieces, its composer's Opus 27 No. 2. An Allegro assai in 12/8 time opens an F minor piece of this type, a huge hit from its composer's "middle period". A composer instructed that the damper pedal be pressed the whole way in one of these pieces, whose name was coined by Ludwig Rellstab to evoke a view over Lake Lucerne. For 10 points, name these pieces, such as "Appassionata" and "Moonlight", that Beethoven wrote for a solo keyboard instrument.
In one of these pieces, the direction "L'istesso tempo" indicates shifts between time signatures like 6/16 and 12/32 in the second movement Arietta.
piano sonatas by Beethoven [prompt on sonatas]