PHILADELPHIA — In the breath between before and after, Anita Lewinski saw this was the end, and searched for her small goodbye. Their train had stopped at the gate of death.It was October 1944. They were Jews.The rail car had a window, by chance. Outside, the vast camps of Auschwitz-Birkenau sprawled across more than 400 acres of Poland’s southern countryside. Vacant eyes stared through barbed wire and barking dogs fought the leash. On the train, shock spread from face to face, reality replacing the long-whispered rumor.Anneliese Winterberg was just 15. She had blue eyes, her hair blond as cor…