The trustees of the Barne Estate approved the sale of the lavish 17th-century property to bloodstock tycoon John Magnier the day after the purported deal was agreed, it has been alleged before the Commercial Court. Lawyers for Magnier claim new evidence of the trustees’ consent emerged in documents exchanged between the parties during the pre-trial discovery process. Magnier, who controls Coolmore Stud, is suing the owners of the Barne Estate on the grounds he allegedly shook hands on a sale for €15 million with Richard Thomson-Moore as the beneficial owner of the property on August 22, 2022. A Jersey-based trust…