J. Borkowski
Last tournaments played
| Tournament | Date | Elo Avg. | Country |
| POL-ch sf U16 | ??/??/1997 | 0 | Poland |
Most Played Openings as White
| ECO | Opening | Games |
| C55 | Two knights defence | 1 games |
| C50 | King's pawn game | 1 games |
| C41 | Philidor's defence | 1 games |
| C20 | King's pawn game | 1 games |
Most Played Openings as Black
| ECO | Opening | Games |
| B30 | Sicilian defence | 1 games |
| A34 | English, symmetrical variation | 1 games |
| D31 | Queen's Gambit Declined, 3.Nc3 | 1 games |
| C50 | King's pawn game | 1 games |


Poland