Question: What was the ancestral home of the Trafford family, that had a manager who was an English transport engineer who began his working life developing and building gas-powered trams?
{'answer': 'Trafford Park', 'supporting_facts': [['William Henry Gaunt', 0], ['William Henry Gaunt', 3], ['William Henry Gaunt', 4], ['Trafford Park', 0], ['Trafford Park', 1]]}