user: Question: what is the year when the location is Yankee Stadium and the result is 23-23
Columns: ['Year', 'Date', 'Winner', 'Result', 'Location']
Types: ['real', 'text', 'text', 'text', 'text']
Sample row: [1970.0, 'October 11', 'New York Giants', '30-23', 'Yankee Stadium']
SQL:

assistant: SELECT "Year" FROM "Table" WHERE "Location" = 'Yankee Stadium' AND "Result" = '23-23';