John N Jacobs
Last tournaments played
| Tournament | Date | Elo Avg. | Country |
| New York Marshall CC-ch | 12/09/2005 | 2081 | United States |
| Dallas op | ??/??/1996 | 1101 | United States |
| Dallas Pinfork op4 | ??/??/1996 | 568 | United States |
| Dallas Pinfork op2 | ??/??/1996 | 1303 | United States |
Most Played Openings as White
| ECO | Opening | Games |
| B22 | Sicilian, Alapin's variation (2.c3) | 2 games |
| A49 | King's Indian, fianchetto without c4 | 2 games |
| C96 | Ruy Lopez, closed (8...Na5) | 1 games |
| C44 | King's pawn game | 1 games |
Most Played Openings as Black
| ECO | Opening | Games |
| B93 | Sicilian, Najdorf, 6.f4 | 2 games |
| D34 | Queen's Gambit Declined, Tarrasch, Prague variation, 7...Be7 | 2 games |
| A48 | King's Indian, East Indian defence | 2 games |
| A30 | English, symmetrical variation | 1 games |
United States
Male
FIDE ID:

