Please read the following table in Markdown format and then answer the question according to the table. Table cells in one row are seperated by '|', and different rows are seperated by '
'.

Table:
| Rank | Athlete | Nationality | Time |
| --- | --- | --- | --- |
|  | Liliana Barbulescu | Romania | 2:00.06 |
|  | Anna Zagórska | Poland | 2:00.11 |
|  | Irina Vashentseva | Russia | 2:00.77 |
| 4 | Laura Gerber | Switzerland | 2:01.39 |
| 5 | Christiane dos Santos | Brazil | 2:01.53 |
| 6 | Tamara Volkova | Ukraine | 2:01.86 |
| 7 | Tatyana Yegorova | Russia | 2:02.64 |
| 8 | Sandra Teixeira | Portugal | 2:03.01 |
Question:
what is the number of russian participants in this set of semifinals?
Answer:
2