Princes in the Tower household which stated: "the children should be together at one breakfast". James Gairdner, however, argues that it is unclear to whom the phrase "the children" alludes, and that it may not have been a reference to the princes. It may refer to Edward, Earl of Warwick (son of the Duke of Clarence) and Edward IV's two youngest daughters (Catherine and Bridget), all of whom were living under Richard's care at Sheriff Hutton. Other than their disappearance, there is no direct evidence that the princes were murdered, and "no reliable, well-informed, independent or impartial sources" for the associated events. Nevertheless, following
Princes in the Tower knew that this story was false, and so Henry had to have her silenced. Markham suggests this was the motivation behind Henry's decision, in February 1487, to confiscate all of Elizabeth's lands and possessions, and have her confined to Bermondsey Nunnery, "where she died six years afterwards". However, Arlene Okerlund suggests that her retirement to the nunnery was her own decision, whilst Michael Bennett and Timothy Elston suggests the move was precautionary, precipitated by Lambert Simnel's claim to be her son Richard. Pollard calls Markham's theory "highly speculative", and states that Henry's silence over the princes was more likely "political