Complex sentence: On 10 March, the Presidential Office confirmed the names of the deceased, which included three of the contestants, who were named as Yachtswoman Florence Arthaud, Olympic swimmer Camille Muffat and Olympic boxer Alexis Vastine.
Split into simpler sentences: On 10 March, the Presidential Office confirmed the names of the deceased, which included three of the contestants. They wre named as Yachtswoman Florence Arthaud, Olympic swimmer Camille Muffat and Olympic boxer Alexis Vastine.