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:
| Team 1 | Agg. | Team 2 | 1st leg | 2nd leg |
| --- | --- | --- | --- | --- |
| DR Congo | w/o | Chad |  |  |
| Ethiopia | w/o | Equatorial Guinea |  |  |
| Swaziland | w/o | Mauritius |  |  |
| Djibouti | w/o | Madagascar |  |  |
| Sierra Leone | 2–2 (1–3 p) | Liberia | 1–1 | 1–1 |
| Somalia | 0–1 | Sudan | 0–0 | 0–1 |
| Botswana | 1–0 | Namibia | 1–0 | 0–0 |
Question:
who were the 6 teams to play in the first leg of the 2011 caf u-23 championship qualification?
Answer:
Sierra Leone, Liberia, Somalia, Sudan, Botswana, Namibia