Leading fancies balloted out of Ebor Ovambo and Artillery, second and third favourites in the ante-post betting, were among 20 horses who failed to make the cut for the Stg£185,000 Tote Ebor at York tomorrow.The Peter Makin-trained Ovambo, who was 8-1 for Europe`s richest handicap with the leading bookmakers, is now likely to run in the Melrose Rated Stakes over the same mile and three-quarters on Thursday.Artillery`s trainer Sir Michael Stoute still has a runner in the shape of Ascot Stakes winner Cover Up, who was second to Archduke Ferdinand in the Northumberland Plate at Newcastle on his latest start.A maximum field of 22 will line-up for the York feature with the weights going up 1lb in the absence of Akbar.Mark Johnston`s runner holds an engagement in the San Miguel March Stakes at Goodwood on Saturday. The Middleham trainer is still double-handed at York through Shayadi and Mana d`Argent.The new top weight is Courteous, one of three runners from the Paul Cole stable - the others being Maniatis and Archduke Ferdinand.Favourite to lift this prestigious prize is Foreign Affairs, who was given the go-ahead by trainer Sir Mark Prescott only on Monday.The progressive three-year-old will be chasing a unique double having won the John Smith`s Cup over an extended 10 furlongs on this track last month.Prescott saddled Hasten To Add to win the Ebor in 1994.