Task: Table-QA (source dataset: TableBench)

Task: 
You are given a table containing structured data and a natural language question referring to the table. Your goal is to analyze the table and provide an accurate and concise answer based on the given data.

Instructions:
1. Understand the Table: Examine the structure, headers, and data in the table. Identify relevant columns and rows related to the question.
2. Interpret the Question: Determine whether the question requires direct retrieval, aggregation, comparison, sorting, filtering, or inference.
3. Extract the Answer: Use logical reasoning and numerical operations (if necessary) to derive the correct response from the table.
4. Format the Answer: No explanation, return the answer in a structured JSON format: {"answer": <answer>}. If the question cannot be answered due to missing or ambiguous data, return a JSON response with {"answer": null}.

Table:
| Year                 | Competition                  | Venue                      | Position             | Event                | Notes                  |
|:---------------------|:-----------------------------|:---------------------------|:---------------------|:---------------------|:-----------------------|
| Representing Nigeria | Representing Nigeria         | Representing Nigeria       | Representing Nigeria | Representing Nigeria | Representing Nigeria   |
| 1995                 | African Junior Championships | Bouaké, Ivory Coast        | 2nd                  | 100 m                | 10.42                  |
| 1995                 | African Junior Championships | Bouaké, Ivory Coast        | 2nd                  | 200 m                | 20.98                  |
| 1996                 | African Championships        | Yaoundé, Cameroon          | 3rd                  | 100 m                | 10.66                  |
| 1996                 | World Junior Championships   | Sydney, Australia          | 4th                  | 200 m                | 21.11 (wind: -1.6 m/s) |
| 1997                 | African Junior Championships | Ibadan, Nigeria            | 1st                  | 100 m                | 10.55                  |
| 1997                 | African Junior Championships | Ibadan, Nigeria            | 1st                  | 200 m                | 21.12                  |
| 1998                 | African Championships        | Dakar, Senegal             | 2nd                  | 200 m                | 20.45                  |
| 1999                 | World Championships          | Seville, Spain             | 49th (qf)            | 200 m                | 21.12                  |
| 1999                 | All-Africa Games             | Johannesburg, South Africa | 5th                  | 200 m                | 20.75                  |
| 2000                 | Olympic Games                | Sydney, Australia          | 14th (sf)            | 100 m                | 10.45                  |
| 2000                 | Olympic Games                | Sydney, Australia          | 8th (h)              | 4 × 100 m relay      | 38.97                  |
| 2001                 | World Indoor Championships   | Edmonton, Canada           | 52nd (h)             | 60 m                 | 7.18                   |
| 2001                 | World Championships          | Edmonton, Canada           | 10th (h)             | 4 × 100 m relay      | 39.10                  |
| 2002                 | Commonwealth Games           | Manchester, United Kingdom | 6th                  | 4 × 100 m relay      | 39.01                  |
| 2002                 | African Championships        | Radès, Tunisia             | 1st                  | 4 × 100 m relay      | 39.76                  |

Question:
In which year did the athlete win a gold medal in the 100 m event at the African Junior Championships?


id: 51dbc10938c42844de86defc6426167b
qtype: FactChecking
label: 1997