Simplify the following text for a Grade 8 native English-speaking person.
Original: Nanterre is the capital of the Hauts-de-Seine department as well as the seat of the Arrondissement of Nanterre .
Simplified: Nanterre is a town in the west suburbs of Paris , France . Nanterre is the prefecture ( capital ) of the Hauts-de-Seine dÃ partement and is in the Ã le-de-France region .