user: Question: Tell me the surface of 2 December 1974
Columns: ['Date', 'Location', 'Surface', 'Opponent in the final', 'Score in the final']
Types: ['text', 'text', 'text', 'text', 'text']
Sample row: ['15 February 1971', 'Moscow, USSR', 'Carpet (i)', 'Maria Kull', '6–1, 7–5']
SQL:

assistant: SELECT "Surface" FROM "Table" WHERE "Date" = '2 December 1974';