user: Question: How many gold medals on average were earned by italy when they held the rank of 4?
Columns: ['Rank', 'Nation', 'Gold', 'Silver', 'Bronze', 'Total']
Types: ['real', 'text', 'real', 'real', 'real', 'real']
Sample row: [1.0, 'Russia', 4.0, 2.0, 2.0, 8.0]
SQL:

assistant: SELECT AVG("Gold") FROM "Table" WHERE "Nation" = 'italy' AND "Rank" > 4.0;