Question: Angela Franziska Johanna Hammitzsch, was the elder half-sister of Adolf Hitler, by her first husband, Leo Raubal, Sr., she was the mother of Geli Raubal, was Adolf Hitler's half-niece, and born in Linz, in which regional location?
{'answer': 'Austria-Hungary', 'supporting_facts': [['Angela Hitler', 1], ['Geli Raubal', 1]]}