user: Question: Name the car number for 1997
Columns: ['Team name (Affiliation)', 'Year started', 'Number of cars', 'Current car', 'Car #', 'Website']
Types: ['text', 'real', 'real', 'text', 'text', 'text']
Sample row: ['Blue Sky Solar Racing ( University of Toronto )', 1998.0, 7.0, 'B-7', '77', 'English']
SQL:

assistant: SELECT "Car #" FROM "Table" WHERE "Year started" = 1997.0;