Complex sentence: The district has a partnership with the district Schönebeck in Saxony-Anhalt, which was started with the German reunification in 1990 to help to establish the district administration in former East Germany.
Split into simpler sentences: The district has a partnership with the district of Schönebeck in Saxony-Anhalt. It was started with German reunification in 1990 to help to establish district administration in former East Germany.