user
Instruction
Answer the question based on the provided table.


Table
Table Title: 'Achievements' regarding 'Olga Markova (athlete)'
Table Content:
| Year | Competition | Venue | Position | Event | Notes |
| --- | --- | --- | --- | --- | --- |
| Representing Russia | Representing Russia | Representing Russia | Representing Russia | Representing Russia | Representing Russia |
| 1992 | Boston Marathon | Boston, United States | 1st | Marathon | 2:23:43 |
| 1993 | Boston Marathon | Boston, United States | 1st | Marathon | 2:25:27 |


Question
What was Olga Markova's achievement in 1992?


Answer Format
The final answer should be a sentence and use the following format:
```json
{
    "answer": "your_generated_sentence_here"
}
```
rule
["Olga Markova represented Russia in 1992, where she won the Boston Marathon, clocking 2:23:43."]