Please read the following table in Markdown format and then answer the question according to the table. Table cells in one row are seperated by '|', and different rows are seperated by '
'.

Table:
| Week | Date | Opponent | Result | Game site | Attendance |
| --- | --- | --- | --- | --- | --- |
| 1.0 | 1960-09-11 | Buffalo Bills | W 27–3 | Polo Grounds | 10,250 |
| 2.0 | 1960-09-17 | Boston Patriots | L 28–24 | Polo Grounds | 19,200 |
| 3.0 | 1960-09-23 | Denver Broncos | W 28–24 | Polo Grounds | 20,982 |
| 4.0 | 1960-10-02 | at Dallas Texans | W 37–35 | Cotton Bowl | 37,500 |
| 5.0 | 1960-10-09 | at Houston Oilers | L 27–21 | Jeppesen Stadium | 16,156 |
| 6.0 | 1960-10-16 | at Buffalo Bills | W 17–13 | War Memorial Stadium | 14,998 |
| 7.0 | 1960-10-23 | Houston Oilers | L 42–28 | Polo Grounds | 21,000 |
| 8.0 | 1960-10-28 | Oakland Raiders | L 28–27 | Polo Grounds | 10,000 |
| 9.0 | 1960-11-04 | Los Angeles Chargers | L 21–7 | Polo Grounds | 19,402 |
| 10.0 | 1960-11-11 | at Boston Patriots | L 38–21 | Nickerson Field | 11,653 |
| 11.0 | Bye | Bye | Bye | Bye | Bye |
| 12.0 | 1960-11-24 | Dallas Texans | W 41–35 | Polo Grounds | 14,344 |
| 13.0 | 1960-12-04 | at Denver Broncos | W 30–27 | Bears Stadium | 5,861 |
| 14.0 | 1960-12-11 | at Oakland Raiders | W 31–28 | Candlestick Park | 9,037 |
| 15.0 | 1960-12-18 | at Los Angeles Chargers | L 50–43 | Los Angeles Memorial Coliseum | 11,457 |
Question:
What day did they play at candlestick park?
Answer:
1960-12-11