Question:  Samvel Alumyan was a Soviet-Armenian classical pianist and frequent collaborator with a violinist many considered to be among the greatest violinists of what?
Sentence (from "Samvel Alumyan"): During his years teaching at the Moscow Conservatory, one of his students was pianist Ksenia Knorre, daughter of Vera Gornostayeva, and mother of pianist Lukas Geniušas.
Relevant evidence: No