user: ### NOW ANSWER:
Question: What is the highest rank when the metal total is 1 and the nation is the United Kingdom?
Columns: ['Rank', 'Nation', 'Gold', 'Silver', 'Bronze', 'Total']
Types: ['real', 'text', 'real', 'real', 'real', 'real']
Sample row: [1.0, 'Canada', 2.0, 0.0, 3.0, 5.0]
SQL:

assistant: SELECT MAX("Rank") FROM "Table" WHERE "Total" = 1.0 AND "Nation" = 'United Kingdom';