user
Instruction
Answer the question based on the provided table.


Table
Table Title: 'International competitions' regarding 'Olga Kaniskina'
Table Content:
| Year | Competition | Venue | Position | Event | Notes |
| --- | --- | --- | --- | --- | --- |
| Representing Russia | Representing Russia | Representing Russia | Representing Russia | Representing Russia | Representing Russia |
| 2005 | European U23 Championships | Erfurt, Germany | 2nd | 20 km | 1:33:33 |
| 2006 | World Race Walking Cup | A Coruña, Spain | 5th | 20 km | 1:28:59 |
| 2006 | European Championships | Gothenburg, Sweden | 2nd | 20 km | 1:28:35 |
| 2007 | European Race Walking Cup | Leamington Spa, Great Britain | 2nd | 20 km | 1:28:13 |
| 2007 | World Championships | Osaka, Japan | 1st | 20 km | 1:30:09 |
| 2008 | World Race Walking Cup | Cheboksary, Russia | 1st | 20 km | 1:25:42 CR |
| 2008 | Olympic Games | Beijing, China | 1st | 20 km | 1:26:31 OR |
| 2009 | World Championships | Berlin, Germany | DQ | 20 km | 1:28:09 DQ (Doping) |
| 2010 | European Championships | Barcelona, Spain | DQ | 20 km | 1:27:44 |
| 2011 | World Championships | Daegu, South Korea | DQ | 20 km | 1:29:42 DQ (Doping) |
| 2012 | Olympic Games | London, United Kingdom | DQ | 20 km | 1:25:09 DQ (Doping) |


Question
What competitions did Olga Kaniskina win the gold medal?


Answer Format
The final answer should be a sentence and use the following format:
```json
{
    "answer": "your_generated_sentence_here"
}
```
rule
["Olga Kaniskina won the the gold medal at the 2007 World Championships, and the 2008 World Race Walking Cup and the 2008 Beijing Olympics."]