| 1 | A | B | C | D | E | F | G | H | I | J |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 2 | Guam at the 2011 World Championships in Athletics - Women |  |  |  |  |  |  |  |  |  |
| 3 | Athlete | Event | Preliminaries | Preliminaries | Heats | Heats | Semifinals | Semifinals | Final | Final |
| 4 | Athlete | Event | Time Width Height | Rank | Time Width Height | Rank | Time Width Height | Rank | Time Width Height | Rank |
| 5 | Pollara Cobb | 100 metres | 12.64 q | 18 | 12.55 NR | 53 | Did not advance | Did not advance | Did not advance | Did not advance |

Question: Did Pollara Cobb improve in the 100 metres event after the preliminaries?
Answer: In the women's 100 metres event, Pollara Cobb advanced from the preliminaries to the heats and set a Guamanian record in the latter race with a time of 12.55 seconds.