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:
| Outcome | Year | Championship | Surface | Partner | Opponents in the final | Score in the final |
| --- | --- | --- | --- | --- | --- | --- |
| Runner-up | 2006.0 | US Open | Hard | Dinara Safina | Nathalie Dechy Vera Zvonareva | 6–7, 5–7 |
| Runner-up | 2007.0 | French Open | Clay | Ai Sugiyama | Alicia Molik Mara Santangelo | 6–7, 4–6 |
| Runner-up | 2007.0 | Wimbledon | Grass | Ai Sugiyama | Cara Black Liezel Huber | 6–3, 3–6, 2–6 |
| Runner-up | 2010.0 | French Open (2) | Clay | Květa Peschke | Serena Williams Venus Williams | 2–6, 3–6 |
| Winner | 2011.0 | Wimbledon | Grass | Květa Peschke | Sabine Lisicki Samantha Stosur | 6–3, 6–1 |
Question:
Who were the opponents when the score was 2–6, 3–6?
Answer:
Serena Williams Venus Williams