Complex sentence: Birgit Thumm (born July 3,1980 in Heidenheim, Baden-Württemberg) is a volleyball player from Germany, who made her debut for the German Women's National Team in 1999.
Split into simpler sentences: Birgit Thumm (born July 3,1980 in Heidenheim, Baden-Württemberg) is a volleyball player from Germany. She made her debut for the German Women's National Team in 1999.