user: Question: On what Date is Delta 0:40?
Columns: ['Date', 'Team 1', 'Team 2', 'Winner', 'Delta', 'Score']
Types: ['text', 'text', 'text', 'text', 'text', 'text']
Sample row: ['June 1, 2007', 'Emirates Team New Zealand ( NZL-92 )', 'Luna Rossa Challenge ( ITA-94 )', 'Emirates Team New Zealand', '0:08', '1–0']
SQL:

assistant: SELECT "Date" FROM "Table" WHERE "Delta" = '0:40';