Ballydoyle pair in Dee Stakes Aidan O'Brien fields Cook Islands and Housesofparliament in Chester's Betdaq Dee Stakes on Friday. Cook Islands was fourth in the Ballysax, while his stable companion broke his maiden at Dundalk recently. John Gosden's Linguistic, impressive winner of a sales race at Newmarket's Craven meeting, is also one of the eight runners. Charlie Hills runs High Grounds, third behind Midterm at Sandown, with Sir Michael Stoute represented by Platitude. Richard Hannon's Viren's Army, Ismail Mohammed's Ban Shoof and Andrew Balding's Kingston Kurrajong complete the list.
