* Johannes Brahms (1833-1897) was a German composer, conductor, and pianist. He is considered to be one of the most important figures in the history of music, and his works include four symphonies, two piano concertos, and a variety of chamber music and songs.
* Frédéric Chopin (1810-1849) was a Polish composer and pianist. He is considered to be one of the greatest piano composers of all time, and his works include two piano concertos, over 50 mazurkas, and many other pieces for the piano.
* Franz Liszt (1811-1886) was a Hungarian composer, pianist, and conductor. He is considered to be one of the greatest virtuoso pianists of all time, and his works include two piano concertos, 19 Hungarian Rhapsodies, and many other pieces for the piano.
* Richard Wagner (1813-1883) was a German composer, conductor, and librettist. He is considered to be one of the most influential composers in Western music history, and his works include the operas "Der Ring des Nibelungen" and "Tristan und Isolde."