user
Instruction
Answer the question based on the provided table.


Table
Table Title: 'Athletic Awards' regarding 'Lee Si-young'
Table Content:
| Year | Award | Category | Result |
| --- | --- | --- | --- |
| 2010 | 7th Annual Women's Amateur Boxing Competition | N/A | Won |
| 2010 | 10th KBI National Lifestyle Athletics Boxing Championship | women's 50-kg | Won |
| 2011 | 47th Seoul Amateur Boxing Match | women's 48-kg | Won |
| 2011 | 7th National Amateur Boxing Championships | Referee Stopped Contest | Won |
| 2012 | 42nd Seoul Boxing Prematch Amateur Boxing Federation | women's 48-kg | Won |
| 2012 | 33rd Presidents cup Amateur Boxing Contest | women's 48-kg | Won |
| 2012 | National Amateur Boxing Championships | women's under 48-kg light flyweight | final round |
| 2013 | 24th National Amateur Boxing Championships | women's 48-kg | Won |


Question
How did Lee Si-young perform in the 47th Seoul Amateur and the 7th National Amateur Boxing matches in 2011?


Answer Format
The final answer should be a sentence and use the following format:
```json
{
    "answer": "your_generated_sentence_here"
}
```
rule
["In 2011, Lee Si-young won the women's 48-kg category in the 47th Seoul Amateur Boxing Match and the Referee Stopped Contest in the 7th National Amateur Boxing Championships."]