Simplify the following text for a Grade 6 native English-speaking person.
Original: Mareuil-sur-Lay-Dissais is a commune in the VendÃ e department in the Pays de la Loire region in western France .
Simplified: Mareuil-sur-Lay-Dissais is a commune . It is found in the region Pays de la Loire in the VendÃ e department in the west of France .