Consistency Check:
Death date of Frederick Tilney is after his burial date.Margaret de Tillney is under 14 years old for her marriage.John De Tilney born after the death of his father Frederick Tilney.Fredric Frederick de Tilney born after the death of his father Frederick Tilney.William de Tilney born after the death of his father Frederick Tilney.John De Tilney born after the death of his mother Margaret de Tillney.Fredric Frederick de Tilney born after the death of his mother Margaret de Tillney.William de Tilney born after the death of his mother Margaret de Tillney.Elizabeth / Isabel Tilney is under 14 years old for her marriage.Sir Phillip Tilney, Sr. is under 12 years old for the birth of his child Marion Grace Tilney.