Question: Princess Christina Margarethe of Hesse, was the eldest daughter of Prince Christoph of Hesse, was the fifth son of Prince Frederick Charles of Hesse and Princess Margaret of Prussia, he was a German SS officer killed accidentally, during which historic event?
{'answer': 'World War II', 'supporting_facts': [['Princess Christina Margarethe of Hesse', 0], ['Prince Christoph of Hesse', 1]]}