Task: Text Categorization
Input (English): One section of this work is sung in falsetto by a swan being roasted on a spit and is titled "Once I had dwelt on lakes," while another section requires a baritone to sing falsetto and is called "Dies, nox et omnia. " The latter is found in the third section of this work, "The Court of Love," while the "Reie" dance is featured in the scene "On the Lawn," which is found in its section "Springtime. " Opening a triptych that ends with Trionfo di Afrodite, it was first performed in Frankfurt in 1937, and its first and last sections are titled after a certain "Imperatrix Mundi. " For 10 points, identify this cantata that begins and ends with "O Fortuna," a work of Carl Orff.
Output (English): Fine Arts