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Tournaments played by Isaac Campbell |
| Date | Name | Old rating | Current rating |
|---|---|---|---|
| 2012-04-22 | 2012 Ontario Chess Challenge | 939 | 924 |
| 2012-03-27 | Grand Erie School Board Chess Challenge | 906 | 939 |
| 2011-04-17 | Ontario Chess Challenge | 958 | 906 |
| 2011-04-06 | Grand Erie Chess Challenge | 0 | 958 |