Complex sentence: An epilogue states that Szpilman continued to live in Warsaw until his death at the age of 88 in the year 2000, while Hosenfeld died in a Soviet POW gulag camp in 1952.
Split into simpler sentences: An epilogue states that Szpilman continued to live in Warsaw until his death at the age of 88 in the year 2000. While Hosenfeld died in a Soviet POW gulag camp in 1952.