sentences:  Part of the Petre inheritance received by Dorothy came from grants made by Queen Mary to her father Sir William Petre, of lands formerly held by Lady Jane Grey and forfeited to the crown, which had come in part from the great heiress Cecily Bonville, of Shute, Devon.When Dorothy's mother Gertrude Tyrrell died on 28 May 1541, she was brought up by Petre's second wife, Anne, who was also a Tyrrell by her first marriage.Later in life, her writing skill and knowledge of Latin was evident, and it is likely that she was educated at her home, Ingatestone Hall, Essex.