Simplify the following text for a Grade 8 native English-speaking person.
Original: One such mask , known as L'Inconnue de la Seine , recorded the face of an unidentified young woman who , according to one oft-repeated story , had been found drowned in the Seine River at Paris around the late 1880s .
Simplified: One such mask , known as L'Inconnue de la Seine , recorded the face of a young woman who , had drowned in the Seine River at Paris around the late 1880s .