Task: Text Categorization
Input (English): One composer from this country wrote a piece whose opening Intrada movement contains a pedal F sharp throughout; that work was a Concerto for Orchestra. Another composer from this country wrote a massive choral work that begins with an "O Crux" movement and utilizes the B-A-C-H motif. That composer of the St. Luke Passion also used the technique of tone clusters in a piece written for exactly (*) 52 strings, his Threnody for the Victims of Hiroshima. A nineteenth century composer from this country included a B flat minor funeral march in his second piano sonata, and wrote many other piano works, such as his 57 mazurkas. For 10 points, name this home country of Witold Lutoslawski, Krzysztof Penderecki, and Frederic Chopin.
Output (English): Fine Arts