John O'Brien
Last tournaments played
| Tournament | Date | Elo Avg. | Country |
| Internet Section 09B g/8'+2 | 03/09/2004 | 930 | Spain |
| Internet Section 08B g/8'+2 | 03/08/2004 | 864 | Spain |
| Internet Section 07B g/8'+2 | 03/07/2004 | 803 | Spain |
Most Played Openings as White
| ECO | Opening | Games |
| B86 | Sicilian, Sozin attack | 1 games |
| C45 | Scotch game | 1 games |
| B17 | Caro-Kann, Steinitz variation | 1 games |
| B01 | Scandinavian (centre counter) defence | 1 games |
Most Played Openings as Black
| ECO | Opening | Games |
| B90 | Sicilian, Najdorf | 2 games |
| B94 | Sicilian, Najdorf, 6.Bg5 | 2 games |
| E11 | Bogo-Indian defence | 2 games |
| B20 | Sicilian defence | 1 games |


Spain