Complex sentence: For a short time Apethorpe had been the property of Princess Elizabeth, and in April 1551 Sir Walter Mildmay acquired it from Edward VI in exchange for property in Gloucestershire and Berkshire.
Split into simpler sentences: For a short time Apethorpe was the property of Princess Elizabeth. In April 1551 Sir Walter Mildmay acquired it from Edward VI in exchange for property in Gloucestershire and Berkshire.