Give you a statement and table with its title in Markdown format, please determine whether the statement is supported or refuted by, or is unrelated to the table. It'a binary classification problem, you should choose the answer between supported and refuted. Table cells in one row are seperated by '|', and different rows are seperated by '
'.

Table:
| rank | nation | gold | silver | bronze | total |
| 1 | south africa | 25 | 15 | 12 | 52 |
| 2 | zimbabwe | 7 | 6 | 2 | 15 |
| 3 | algeria | 4 | 6 | 6 | 16 |
| 4 | kenya | 3 | 2 | 3 | 8 |
| 5 | tunisia | 1 | 5 | 7 | 13 |
| 6 | egypt | 0 | 4 | 6 | 10 |
| 7 | nigeria | 0 | 1 | 0 | 1 |
| 7 | namibia | 0 | 1 | 0 | 1 |
| 9 | senegal | 0 | 0 | 3 | 3 |
| 10 | zambia | 0 | 0 | 1 | 1 |
Title:
swimming at the 2007 all - africa games
Statement:
more than three nations have more silver medals than gold medals
Answer:
refuted