Simplify the following text for a Grade 6 native English-speaking person.
Original: Saint-Ouen-en-Champagne is a commune in the Sarthe department in the region of Pays-de-la-Loire in north-western France .
Simplified: Saint-Ouen-en-Champagne is a commune . It is found in the region Pays de la Loire in the Sarthe department in the west of France .