Holland on Redback in Greenham Redback will have a new partner when he puts his Classic credentials on the line in Saturday`s Lane`s End Greenham Stakes at Newbury.Trainer Richard Hannon has snapped up Darryll Holland for the mount in a Group Three contest over the straight seven furlongs.Matt Chapman, Holland`s agent, said today: 'Redback has a high rating and Darryll is delighted to get the chance to ride the colt.'He has the advantage of having had a run this season and has already shown he`s a very useful performer.'Beaten less than six lengths by High Chaparral in last season`s Group One Racing Post Trophy, Redback returned this term with a third behind Flat Spin in the Easter Stakes at Kempton.