Task: Explanation
Input (English): Ross Pople (born 11 May 1945) is a New Zealand-born British conductor. He is the principal conductor of the London Festival Orchestra. He has worked with Yehudi Menuhin, Clifford Curzon, David Oistrakh, Kentner, George Malcolm, Sir Adrian Boult, Rudolf Kempe, Benjamin Britten, Witold Lutosławski, Krzysztof Penderecki, Michael Tippett, Georg Solti, Leonard Bernstein, George Benjamin, John Casken, Edwin Roxburgh, Luciano Berio, John Taverner, Malcolm Arnold, Pierre Boulez as well as many other major orchestras, choirs and soloists. Question: New Zealand born British conductor Ross Pople has worked with what Polish Composer whose best known works include Polish Requiem, Anaklasis and Utrenja? Answer: Krzysztof Penderecki
Output (English):  He has worked with Yehudi Menuhin, Clifford Curzon, David Oistrakh, Kentner, George Malcolm, Sir Adrian Boult, Rudolf Kempe, Benjamin Britten, Witold Lutosławski, Krzysztof Penderecki, Michael Tippett, Georg Solti, Leonard Bernstein, George Benjamin, John Casken, Edwin Roxburgh, Luciano Berio, John Taverner, Malcolm Arnold, Pierre Boulez as well as many other major orchestras, choirs and soloists.