user
Instruction
Answer the question based on the provided table.


Table
Table Title: 'Achievements' regarding 'Doris Jacob'
Table Content:
| Year | Competition | Venue | Position | Event | Notes |
| --- | --- | --- | --- | --- | --- |
| Representing Nigeria | Representing Nigeria | Representing Nigeria | Representing Nigeria | Representing Nigeria | Representing Nigeria |
| 1997 | World Championships | Athens, Greece | 7th | 4 × 400 m relay | 3:30.04 |
| 1999 | Universiade | Palma de Mallorca, Spain | 3rd | 400 m | 51.04 |
| 2000 | Olympic Games | Sydney, Australia | 1st (h) | 4 × 400 m relay | 3:22.99 |
| 2001 | Universiade | Beijing, China | 8th | 4 × 400 m relay | 3:48.92 |
| 2002 | Commonwealth Games | Manchester, United Kingdom | 13th (sf) | 400 m | 52.88 |
| 2002 | Commonwealth Games | Manchester, United Kingdom | 3rd | 4 × 400 m relay | 3:29.16 |
| 2002 | African Championships | Radès, Tunisia | 8th (h) | 400 m | 54.14 |
| 2003 | All-Africa Games | Abuja, Nigeria | 2nd | 400 m | 51.41 |
| 2003 | Afro-Asian Games | Hyderabad, India | 2nd | 400 m | 53.08 |


Question
How did Jacob do in the 2003 All-Africa Games and the 1999 Universiade?


Answer Format
The final answer should be a sentence and use the following format:
```json
{
    "answer": "your_generated_sentence_here"
}
```
rule
["Jacob won a silver medal at the 2003 All-Africa Games and a bronze medal at the 1999 Universiade in 51.04 seconds."]