Sources

1) Source: Flores Historiarum: Chronicle of Roger of Wendover "When he came to the county of Meath, he besieged the wife of William de Brause, and William her son...In this year [1210], too, the noblewoman Matilda, wife of William de Brause, and her son and heir William, with his wife, who had been imprisoned at Windsor by order of the English king, died of starvation at that place." (Data from direct source)