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 | 2006 | 2009 | 2012 | 2013 |
| --- | --- | --- | --- | --- |
| Australian Open | 1R | 1R | 1R | 1R |
| French Open | 2R | 1R | 3R | 2R |
| Wimbledon | 1R | 1R | 2R | 1R |
| US Open | 1R | 2R | 2R | 2R |
| Win–Loss | 1–4 | 1–4 | 4–4 | 2–4 |
Question:
What is the 2006 when the 2013 is 2r, and a Tournament was the us open?
Answer:
1R