Complex sentence: Vert Amande is a French flat racing horse winner of the Prix Maurice de Nieuil in 1992 and the The Air Mauritius/Beau Rivage International Jockeys Day in 2003.
Split into simpler sentences: Vert Amande is a French flat racing horse. He was the winner of the Prix Maurice de Nieuil in 1992 and the the Air Mauritius/Beau Rivage International Jockeys' Day in 2003.