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 | heat | lane | name | nationality | time |
| 1 | 2 | 4 | jason lezak | united states | 48.51 |
| 2 | 1 | 4 | filippo magnini | italy | 48.6 |
| 3 | 2 | 5 | pieter van den hoogenband | netherlands | 48.72 |
| 4 | 2 | 3 | brent hayden | canada | 48.79 |
| 5 | 2 | 6 | eamon sullivan | australia | 48.86 |
| 6 | 1 | 6 | ryk neethling | south africa | 48.87 |
| 6 | 2 | 2 | cãsar cielo filho | brazil | 48.87 |
| 6 | 2 | 8 | roland schoeman | south africa | 48.87 |
| 9 | 1 | 5 | alain bernard | france | 48.89 |
| 10 | 1 | 2 | stefan nystrand | sweden | 48.92 |
| 11 | 2 | 7 | albert subirats altes | venezuela | 49.17 |
| 12 | 1 | 3 | simon burnett | great britain | 49.22 |
| 13 | 1 | 7 | dominik meichtry | switzerland | 49.27 |
| 14 | 1 | 8 | christian galenda | italy | 49.31 |
| 15 | 1 | 1 | mitja zastrow | netherlands | 49.41 |
| 16 | 2 | 1 | ashley callus | australia | 49.45 |
Title:
swimming at the 2007 world aquatics championships - men 's 100 metre freestyle
Statement:
there were three swimmers from south africa and they are ashley callus and roland schoeman with times of 48.87 and 48.87
Answer:
refuted