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 | 2R | 2R | QF | A | A |
| French Open | 2R | A | Q1 | 2R | QF | A | Q2 |
| Wimbledon | Q1 | A | Q2 | 1R | 3R | A | 2R |
| US Open | 2R | A | 1R | 4R | QF | 1R | 1R |
| Win–Loss | 2–2 | 0–1 | 1–2 | 4–4 | 14–4 | 0–1 | 1–2 |
Question:
Which tournament had a 2010 finish of 4R?
Answer:
US Open