| 1 | A | B | C |
| --- | --- | --- | --- |
| 2 | César Cielo - Long course (50 meter pool) |  |  |
| 3 | Time | Date | Notes |
| 4 | 22.09 | March 30, 2007 | SA |
| 5 | 21.84 | July 22, 2007 | SA, CR |
| 6 | 21.75 | July 11, 2008 | SA |
| 7 | 21.47 | August 14, 2008 | AM, OR |
| 8 | 21.34 | August 14, 2008 | AM, OR |
| 9 | 21.30 | August 15, 2008 | AM, OR |
| 10 | 21.14 | July 9, 2009 | AM |
| 11 | 21.08 | August 1, 2009 | AM, CR |
| 12 | 20.91 | December 18, 2009 | WR |

Question: What Olympic records did Cielo set in the 50-metre freestyle event?
Answer: In the 50-metre freestyle event, Cielo set the Olympic records by 21.47 seconds, 21.34 seconds, and 21.30 seconds.