user: Question: Which Location has Notes of Eisstadion, and a Date of 1930-01-11?
Columns: ['Distance', 'Time', 'Date', 'Location', 'Notes']
Types: ['text', 'text', 'text', 'text', 'text']
Sample row: ["Men's Speed skating", "Men's Speed skating", "Men's Speed skating", "Men's Speed skating", "Men's Speed skating"]
SQL:

assistant: SELECT "Location" FROM "Table" WHERE "Notes" = 'Eisstadion' AND "Date" = '1930-01-11';