user: Question: What was the stadium that held that game after week 15?
Columns: ['Week', 'Date', 'Visiting team', 'Final score', 'Host team', 'Stadium']
Types: ['real', 'text', 'text', 'text', 'text', 'text']
Sample row: [10.0, 'November 12', 'Chicago Bears', '6–10', 'San Francisco 49ers', 'Candlestick Park']
SQL:

assistant: SELECT "Stadium" FROM "Table" WHERE "Week" > 15.0;