user
Instruction
Answer the question based on the provided table.


Table
Table Title: 'Heat 1' regarding 'Athletics at the 2012 Summer Olympics – Men's 400 metres hurdles'
Table Content:
| Rank | Athlete | Nationality | Time | Notes |
| --- | --- | --- | --- | --- |
| 1 | Félix Sánchez | Dominican Republic | 47.76 | Q, SB |
| 2 | Jehue Gordon | Trinidad and Tobago | 47.96 | Q, NR |
| 3 | Kerron Clement | United States | 48.12 | q, SB |
| 4 | Dai Greene | Great Britain | 48.19 | q |
| 5 | Mamadou Kasse Hanne | Senegal | 48.80 | PB |
| 6 | Michael Bultheel | Belgium | 49.10 | PB |
| 7 | Eric Alejandro | Puerto Rico | 49.15 | - |
| 8 | Kurt Couto | Mozambique | 51.55 | - |


Question
Who placed second, third, and fourth in the race?


Answer Format
The final answer should be a sentence and use the following format:
```json
{
    "answer": "your_generated_sentence_here"
}
```
rule
["Jehue Gordon sets the Trinidad and Tobago national record in a time of 47.96, leaving Kerron Clement in 3rd and Dai Greene in 4th."]