Task: Text Categorization
Input (English): The operas Fierrabras and Alfonso and Estralla are among the works of this composer, whose four-handed piano works include his "Grand Duo" sonata and his Fantasia in F minor. This composer of the piano trio Notturno chose to double the cellos in his string quintet in C major, while another of his works utilized another work of his previously based on a poem by Matthias Claudius. This composer of the "Death and the Maiden" quartet also wrote the incidental music to Rosamunde and utilized both the double bass and the piano in a work describing its title creature eluding a fisherman. FTP, name this Austrian composer of the Trout Quintet, several lieder, and his eighth and "Unfinished" Symphony.
Output (English): Fine Arts