user
Instruction
Answer the question based on the provided table.


Table
Table Title: 'International competitions' regarding 'Lalu Muhammad Zohri'
Table Content:
| Year | Competition | Venue | Position | Event | Notes |
| --- | --- | --- | --- | --- | --- |
| 2018 | Asian Junior Championships | Gifu, Japan | 1st | 100 m | 10.27 |
| 2018 | World U20 Championships | Tampere, Finland | 1st | 100 m | 10.18 |
| 2018 | Asian Games | Jakarta, Indonesia | 7th | 100 m | 10.20 |
| 2018 | Asian Games | Jakarta, Indonesia | 2nd | 4 × 100 m relay | 38.77 |
| 2019 | Malaysia Open | Kuala Lumpur, Malaysia | 1st | 100 m | 10.20 |
| 2019 | Asian Championships | Doha, Qatar | 2nd | 100 m | 10.13 |


Question
When and in which event did Zohri win gold at the World U20 Championships?


Answer Format
The final answer should be a sentence and use the following format:
```json
{
    "answer": "your_generated_sentence_here"
}
```
rule
["Zohri competed at the 2018 World U20 Championships in the 100 m."]