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Tournaments played by Christopher Blackman |
| Date | Name | Old rating | Current rating |
|---|---|---|---|
| 2013-03-31 | Collingwood Public Library Chess Club | 571 | 570 |
| 2012-06-30 | Collingwood Public Library Chess Club | 567 | 571 |
| 2012-06-02 | Collingwood Public Library Chess Club | 590 | 567 |
| 2012-04-19 | Collingwood Public Library Chess Club | 615 | 590 |
| 2012-03-15 | Collingwood Public Library Chess Club | 611 | 615 |
| 2012-03-15 | Collingwood Public Library Chess Club | 0 | 611 |