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:
| Tournament | 2007 | 2008 | 2009 | 2010 | 2011 | 2012 | 2013 |
| --- | --- | --- | --- | --- | --- | --- | --- |
| Grand Slam tournaments | Grand Slam tournaments | Grand Slam tournaments | Grand Slam tournaments | Grand Slam tournaments | Grand Slam tournaments | Grand Slam tournaments | Grand Slam tournaments |
| Australian Open | A | 1R | QF | SF | 1R | 1R | 2R |
| French Open | A | 2R | F | A | QF | A | SF |
| Wimbledon | 2R | 1R | 2R | SF | 1R | 2R | 3R |
| US Open | A | 2R | 1R | A | A | A | QF |
| Win–Loss | 1–1 | 2–4 | 7–4 | 7–2 | 2–3 | 1–2 | 8–4 |
Question:
Which tournament had a qf in 2011?
Answer:
French Open