Simplify the following text for a Grade 5 native English-speaking person.
Original: Rouez , also called Rouez-en-Champagne , is a commune in the Sarthe department in the region of Pays-de-la-Loire in north-western France .
Simplified: Rouez is a commune . It is found in the region Pays de la Loire in the Sarthe department in the west of France .