Jos Jacobs
Last tournaments played
| Tournament | Date | Elo Avg. | Country |
| Hengelo op U16 | 08/??/2001 | 29 | Netherlands |
| Brabant-ch U16 | 12/27/2000 | 0 | Netherlands |
| NED-ch U16 op | 08/07/2000 | 0 | Netherlands |
| NED U14 op | ??/??/1999 | 0 | Netherlands |
Most Played Openings as White
| ECO | Opening | Games |
| C30 | King's gambit | 4 games |
| C36 | King's Gambit Accepted, Abbazia defence (classical defence, modern defence[!]) | 3 games |
| B23 | Sicilian, closed | 2 games |
| C34 | King's gambit accepted | 2 games |
Most Played Openings as Black
| ECO | Opening | Games |
| C50 | King's pawn game | 7 games |
| C53 | Giuoco Piano | 2 games |
| C45 | Scotch game | 2 games |
| C65 | Ruy Lopez, Berlin defence | 1 games |


Netherlands