user: Question: Who received the gold at the tournament at Bratislava where the Czech Republic received the silver?
Columns: ['Year', 'Gold', 'Silver', 'Bronze', 'Venue']
Types: ['real', 'text', 'text', 'text', 'text']
Sample row: [1991.0, 'Soviet Union', 'Canada', 'United States', 'Sapporo / Yokohama']
SQL:

assistant: SELECT "Gold" FROM "Table" WHERE "Silver" = 'Czech Republic' AND "Venue" = 'Bratislava';