Question: Between Osmastron and Sinfin lies a more industrialised area dominated by a British multinational public limited company whose chares are tradeable on wha exchange?
{'answer': 'London Stock Exchange', 'supporting_facts': [['Sinfin', 0], ['Sinfin', 2], ['Sinfin', 5], ['Rolls-Royce Holdings', 0], ['Rolls-Royce Holdings', 2]]}