Complex sentence: On May 23,1929 Garath became a part of Benrath, on July 31,1929 Garath became-together with Benrath-a quarter of Düsseldorf.
Split into simpler sentences: On May 23,1929 Garath became a part of Benrath. On July 31,1929 Garath became-together with Benrath-a quarter of Düsseldorf.