Simplify the following text for a Grade 8 native English-speaking person.
Original: SartÃ ne ( Corsican : SartÃ ) , is a town ( a `` commune '' in french ) of Southern Corsica , in the Corse-du-Sud dÃ partement , in France .
Simplified: SartÃ ne , is a commune in the Corse-du-Sud department of France on the island of Corsica .