Simplify the following text for a Grade 11 native English-speaking person.
Original: Later , in 2004 , the new borough 's districts were rearranged , dividing the former borough of Charlottenburg into the localities of Charlottenburg proper , Westend and Charlottenburg-Nord .
Simplified: In 2004 , the new borough 's districts were rearranged . The former borough of Charlottenburg was divided into the localities of Westend , Charlottenburg-Nord and Charlottenburg .