Question: Óttarr svarti ("Óttarr the Black") was an 11th-century Icelandic skald, he was the last court poet, finally of which King of Denmark, England and Norway; together often referred to as the North Sea Empire?
{'answer': 'Cnut the Great', 'supporting_facts': [['Óttarr svarti', 1], ['Cnut the Great', 0]]}