Question: Dixit Dominus is a psalm setting by who, which was a German, later British, baroque composer who spent the bulk of his career in London, becoming well known for his operas, oratorios, anthems, and organ concertos?
{'answer': 'George Frideric Handel', 'supporting_facts': [['Dixit Dominus (Handel)', 0], ['George Frideric Handel', 0]]}