<|start_header_id|>assistant<|end_header_id|> Here is a summarized version of the property description in a single paragraph without a list: Jockey Club Estates is offering two prime sites in Upper Lambourn, Lambourn Valley, for the development of racehorse training yards. The sites, totaling 15.5 acres, offer a range of options for prospective purchasers, including the construction of one 100-box training yard or two yards of 60 and 40 boxes respectively. The location is ideal, with easy access to the Mandown Gallops and Maltshovel Lane, and is close to renowned vets and services for racehorse trainers. The Lambourn Training Grounds, owned and operated by Jockey Club Estates, offer over 580 acres of training grounds, including turf and artificial gallops, and a range of facilities for both Flat and Jumps horses. The sites have outline planning approval, with reserved matters applications submitted to West Berkshire Council. The development must be begun by August 2026, and there are several conditions attached to the approval, including restrictions on occupation of the dwellings and subdivision of the sites.