Aga Filly Added To Arc Windya, owned by the Aga Khan and trained by Jean-Claude Rouget, has been supplemented at a cost of ?60,000 for Sunday´s Prix de l´Arc de Triomphe. The filly was the only horse added at the latest confirmation stage, leaving a maximum possible field of 16 for the Longchamp showpiece. The winner of three of her six career starts, she is expected to be used as a pacemaker for Shawanda, who also runs in the colours of the Aga.? PA Sport