Question: What structure that sits on a cliff overlooking the River Ness appears on the reverse of The Royal Bank of Scotland £50 note, is a banknote of the pound sterling he second largest denomination of banknote issued by The Royal Bank of Scotland that also features Lord Ilay?
{'answer': 'Inverness Castle', 'supporting_facts': [['The Royal Bank of Scotland £50 note', 0], ['The Royal Bank of Scotland £50 note', 1], ['The Royal Bank of Scotland £50 note', 2], ['Inverness Castle', 0]]}