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:
| Date | Opponents | Venue | Result | Score F–A |
| --- | --- | --- | --- | --- |
| 16 July 2007 | Hollenbach/Hohenlohe Auswahl | A | W | 2–0 |
| 18 July 2007 | 1. FC Heidenheim | A | W | 2–0 |
| 23 July 2007 | FC Schweinfurt 05 | A | W | 5–2 |
| 28 July 2007 | Walsall | A | W | 2–0 |
| 31 July 2007 | Peterborough United | A | W | 3–0 |
| 4 August 2007 | Sheffield Wednesday | A | W | 3–0 |
Question:
Opponents of sheffield wednesday had what date?
Answer:
4 August 2007