Aidan O'Brien will saddle four horses as he attempts to land the Ladbrokes Great Voltigeur for the third time in seven renewals tomorrow.

The Ballydoyle maestro, successful with Milan in 2001 and Powerscourt in 2003, will be represented by Gordon Stakes winner Yellowstone as well as Acapulco, Macarthur and Royal Ascot hero Mahler.

York's 12-furlong Group Two event has attracted nine declarations, among which Mark Johnston's Boscobel takes the eye.

Not seen since finishing fourth in the Irish Derby, the Sheikh Mohammed-owned colt will bid for his second Pattern win of the season after landing the King Edward VII Stakes in June.

He will be accompanied by stable companion Hearthstead Maison, while John Gosden's Lucarno will attempt to reverse Royal Ascot running with the first-named Johnston representative.

Michael Bell's Spice Route and the Geoff Wragg-trained Heron Bay complete the line-up.

Dylan Thomas spearheads Aidan O'Brien's three runners in the Juddmonte International at York tomorrow.

Last month's King George VI And Queen Elizabeth Stakes hero will be joined in the extended 10-furlong showpiece by stablemates Duke Of Marmalade and Song Of Hiawatha.

Following the final declaration stage, at which seven horses stood their ground, O'Brien's George Washington was the most notable of those to defect.

His absence still leaves a quality field, as Coral-Eclipse first and second Notnowcato and Authorized lock horns once again.

The former secured his first top-flight success in this coveted prize 12 months ago, while the latter bids to reverse Sandown form on his return to the Knavesmire.

Clive Brittain's Hattan will also take his chance along with the Mike de Kock-trained Asiatic Boy.

The South African raider will be making his second appearance on a British racecourse after finishing an encouraging fourth in the Sussex Stakes last time.

Mark Johnston's filly Majounes Song gained a narrow victory in the Walther J. Jacobs-Stutenpreis at Bremen yesterday.

In a close finish, she got the better of Ioannina and Red Diva to take the Group Three race over a 11 furlongs.

''We aimed to win a Group race with her. She is a good fighter and did everything perfectly,'' said jockey Jean-Pierre Guillambert.

Jamie Spencer struck another telling blow in his quest to regain the jockeys' championship with a sparkling 23-1 treble on Mister Fips, Parisian Dream and Zifaaf at Pontefract yesterday.

Spencer took his tally to 118 victories for the season - nine ahead of Seb Sanders.

Mark Johnston's Record Breaker was the only three-year-old in the Sunday Plate Handicap and routed his older rivals in convincing fashion under an enterprising ride from Greg Fairley. Fairley dashed Record Breaker (3-1) into the lead approaching the final quarter mile and kicked him clear.

Night Hour, who tended to edge left, gave chase in the straight but Record Breaker kept up the gallop in style.