Question: The composer of Serenade for Strings in C major, Op. 48 was awarded a lifetime pension by what emperor?
Sentence (from "Étude Op. 10, No. 1 (Chopin)"): Virtuoso pianist Vladimir Horowitz, who refused to perform this étude in public, said, "For me, the most difficult one of all (the études) is the C Major, the first one, Op. 10, No. 1."
Relevant evidence: No