One composer with this surname included a theme and variations in the style of a funeral march (10[1])in his Piano Quintet in E-Flat Major. A composer with this surname was the dedicatee of Variations and Fugue on a Theme by Handel by Brahms. In 1845, (10[1])a composer (-5[1])with this surname premiered the A minor piano concerto of another composer with this surname. (10[1])One composer (10[1])with this surname included a trombone chorale in the fourth movement of a symphony inspired by Cologne Cathedral, subtitled (10[1])“Rhenish.” (10[1])That composer with this surname also wrote Album for the Young and Carnaval. For 10 (-5[1])points, give this surname of the married composers Clara and Robert. ■END■ (10[4]0[2])