Listen to "Ah, but You, What Can You Know of This?" (Katya) online. "Ah, but You, What Can You Know of This?" (Katya) is an English language song and is sung by Robert Thomas, Sheila Rex, Owen Brannigan, Rowland Jones, Helen Hillier, Edith Coates, John Kentish, Amy Shuard and Marion Studh.... "Ah, but You, What Can You Know of This?" (Katya), from the album Janáček: Katya Kabanová, was released in the year 2018. The duration of the song is 1:54. Download English songs online from JioSaavn.