A Polish World War II-era resistance fighter who survived both Auschwitz and Ravensbruck concentration camps and later became a journalist and novelist, has died at 98.

Zofia Posmysz has died in hospice in a southern Polish town where Auschwitz was located during Nazi Germany’s wartime occupation of Poland.

Her novel “The Passenger” tells the story of an Auschwitz survivor who meets her former concentration camp guard on a ship voyage, and was the basis of a film and an opera.Zofia Posmysz has died at 98.