Maria Koval: daughter of the composer Marian Koval, graduated from the Moscow Conservatoire P.J. Tschaikowsky, in her native city. In Russia Maria Koval has given about 150 concerts (Russian Republics, so far as the Far East, Ukrain, Moldavia, Asian Republics) as composer and performer of her own music. She also performedas a soloist Mozart's Concerto N° 28 for Piano and Symphony Orchestra in Ulyanovsk.