Hid Riwa Weinstock during World War II. Her parents were sent to Bergen-Belsen and returned to the Netherlands in February 1946. "On May 18, 1989, Yad Vashem recognized Alle Cupérus and his wife, Clasina Cupérus-den Engelse, as Righteous Among the Nations." http://db.yadvashem.org/righteous/facebookFamily.html?language=en&itemId=4022343