Task: Text Categorization
Input (English): The "Preambule" of one of this man's works was adapted from his unfinished Variations on a Theme of Schubert. That work by this man also features several movements named for commedia dell'arte characters, ends with the "March of the League of David Against the Philistines", and references the hometown of this composer's fiancee Ernestine von Fricken with the musical cryptogram ASCH. That work by this man also features appearances by two characters he created for his critical writings, Eusebius and Florestan. The second movement of another of his works is based on a landler, while that work's final movement depicted a scene this man had witnessed at the Cologne Cathedral. Many of his piano works were dedicated to his future wife Clara. For 10 points, identify this composer of Carnaval and the Spring and Rhenish symphonies.
Output (English): Fine Arts