user
Instruction
Answer the question based on the provided table.


Table
Table Title: 'Results in international competitions' regarding 'Sandra Perković'
Table Content:
| Year | Competition | Venue | Position | Notes |
| --- | --- | --- | --- | --- |
| 2007 | World Youth Championships | Ostrava, Czech Republic | 2nd | 51.25 m |
| 2007 | European Junior Championships | Hengelo, Netherlands | 2nd | 55.42 m |
| 2009 | European Junior Championships | Novi Sad, Serbia | 1st | 62.44 m |
| 2009 | World Championships | Berlin, Germany | 9th | 60.77 m |
| 2010 | European Championships | Barcelona, Spain | 1st | 64.67 m |
| 2012 | European Championships | Helsinki, Finland | 1st | 67.62 m |
| 2012 | Olympic Games | London, United Kingdom | 1st | 69.11 m |
| 2013 | Mediterranean Games | Mersin, Turkey | 1st | 66.21 m |
| 2013 | World Championships | Moscow, Russia | 1st | 67.99 m |
| 2014 | European Championships | Zürich, Switzerland | 1st | 71.08 m |
| 2015 | World Championships | Beijing, China | 2nd | 67.39 m |
| 2016 | European Championships | Amsterdam, Netherlands | 1st | 69.97 m |
| 2016 | Olympic Games | Rio de Janeiro, Brazil | 1st | 69.21 m |
| 2017 | World Championships | London, United Kingdom | 1st | 70.31 m |
| 2018 | Mediterranean Games | Tarragona, Spain | 1st | 66.46 m |
| 2018 | European Championships | Berlin, Germany | 1st | 67.62 m |


Question
What were Perković achievements in the 2012 Olympics?


Answer Format
The final answer should be a sentence and use the following format:
```json
{
    "answer": "your_generated_sentence_here"
}
```
rule
["At the 2012 Olympics Perković won the gold medal with 69.11 m."]