user: Question: What is the Gold for the Nation in Rank 4 with less than 1 Silver?
Columns: ['Rank', 'Nation', 'Gold', 'Silver', 'Bronze', 'Total']
Types: ['real', 'text', 'real', 'real', 'real', 'real']
Sample row: [1.0, 'Soviet Union', 2.0, 2.0, 0.0, 4.0]
SQL:

assistant: SELECT "Gold" FROM "Table" WHERE "Rank" = 4.0 AND "Silver" < 1.0;