Question: Name the German state whose capital is known for a bombing raid during the second world war where 3,900 tons of high-explosive bombs and incendiary devices were dropped with the help of Sir Arthur Harris Air Officer Commanding-in-Chief?
{'answer': 'Saxony', 'supporting_facts': [['Sir Arthur Harris, 1st Baronet', 0], ['Sir Arthur Harris, 1st Baronet', 3], ['Bombing of Dresden in World War II', 0], ['Bombing of Dresden in World War II', 1]]}