Although the string quartet was a rarely used form in 19th-century Russia, Tchaikovsky and Borodin both produced superb, inventive compositions in the genre. Tchaikovsky's String Quartet No. 1 in D, Op. 11, is notable for its imaginative freshness and world-famous Andante cantabile movement. His Quartet No. 2 in F, Op. 22, displays remarkable fluency and skilled craftsmanship, while Quartet No. 3 in F-flat Minor, Op...