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:
| Game | Date | Opponent | Result | Black Knights points | Opponents | Record |
| --- | --- | --- | --- | --- | --- | --- |
| 1.0 | Sept. 13 | Holy Cross | Win | 44.0 | 7.0 | 1-0 |
| 2.0 | Sept. 20 | Lehigh | Win | 54.0 | 32.0 | 2-0 |
| 3.0 | Sept. 27 | Villanova | Loss | 0.0 | 10.0 | 2-1 |
| 4.0 | Oct. 4 | Stanford | Loss | 14.0 | 67.0 | 2-2 |
| 5.0 | Oct. 11 | Duke | Loss | 10.0 | 21.0 | 2-3 |
| 6.0 | Oct. 18 | Pittsburgh | Loss | 20.0 | 52.0 | 2-4 |
| 7.0 | Oct. 25 | Penn State | Loss | 0.0 | 31.0 | 2-5 |
| 8.0 | Nov. 1 | Air Force | Loss | 3.0 | 33.0 | 2-6 |
| 9.0 | Nov. 8 | @Boston College | Loss | 0.0 | 31.0 | 2-7 |
| 10.0 | Nov. 15 | @ Vanderbilt | Loss | 14.0 | 23.0 | 2-8 |
Question:
Name the date for result loss for duke
Answer:
Oct. 11