Katiyra is set to bid for a first Group One success in the Qatar Prix de l’Opera at Longchamp on October 5.

Robert Winston’s first ride for Dermot Weld proved a winning one at Kempton as the lightly-raced Simple Exchange ran out a brave winner of the Sportsman Magnolia Stakes.

Ouija Board is set to challenge for Sunday’s Prix de l’Arc de Triomphe rather than the Prix de l’Opera on the same card at Longchamp.