Simplify the following text for a Grade 5 native English-speaking person.
Original: La Roche-sur-Yon is a commune in the VendÃ e department in the Pays de la Loire region in western France .
Simplified: La Roche-sur-Yon is a commune . It is found in the region Pays de la Loire in the VendÃ e department in the west of France .