Complex sentence: In Schleswig-Holstein there are "Gemeinschaftsschulen", which is a new type comprehensive school, the regional schools, which go by the German name "Regionalschule" have been done away with as of 1st January 2014.
Split into simpler sentences: In Schleswig-Holstein there are "Gemeinschaftsschulen", which is a new type of comprehensive school. The regional schools, which go by the German name "Regionalschule" have been done away with as of 1st January 2014.