<|start_header_id|>assistant<|end_header_id|> Here is a summarized version of the property description in a single paragraph: Stonehill Farm is a stunning equestrian property situated in a peaceful rural position between the villages of Quainton and North Marston, Buckinghamshire. The property boasts excellent communication links and easy access to several premier equestrian venues. The property comprises a four-bedroom farmhouse, a one-bedroom annexe, and a studio barn conversion, with potential to add additional accommodation. The equestrian facilities are exceptional, featuring an American Barn with stabling, store and tack rooms, indoor and outdoor arenas with irrigation systems, a 4-furlong canter track, and further outbuildings including a large hay barn. The property is set within 22.5 acres and offers extensive riding and walking options, as well as proximity to the Chiltern Hills and National Trust properties. With its top-class facilities, Stonehill Farm is ideal for professional riders, trainers, or breeders.