Sonata No. 4 (Sonata of the Summer).

Sonata No. 3 (Sonata of the Serpent)

Fantasy. Triptych.

Sonata No. 5 (Sonata of the Sea)

City. Cycle.

Prelude. Fugue. Diptych.

Sonata No. 6 (Sonata of the Stars)

Prelude and Fugue. Diptych.