| Event | 2011 Liverpool - Half Marathon |
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| Name | John O'Brien | Club | Race Number | 4557 | Date | 27/03/2011 | |
| Gender | Male | Gender Position | 4099 of 4258 | Category | M50+ | Category Position | 238 of 252 |
| Gun Time | 02:43:13 | Overall Position | 5948 |
| Chip Time | 02:34:11 | Chip Position | 5976 |