| Name: | R. Derksen |
| Federation: |  |
| Years: | 2003 - 2003 |
| Total Games: | 5 |
| Wins: | 2 (40 %) |
| Draws: | 1 (20 %) |
| Losses: | 2 (40 %) |
| Score: | 50 % |
| Tournament | Date | Elo Avg. | Country |
| Leiden LSB op | 06/??/2003 | 443 |  Netherlands |
| ECO | Opening | Games |
| A33 | English, symmetrical variation | 1 games |
| D06 | Queen's Gambit | 1 games |
| A24 | English, Bremen system with ...g6 | 1 games |
| ECO | Opening | Games |
| C02 | French, advance variation | 1 games |
| E14 | Queen's Indian, 4.e3 | 1 games |
| White | ELO W | Black | ELO B | Result | Moves | ECO | Date | Tournament | View |
| Derksen, R | Bakker, S | 2173 | ½-½  |
47 | A33 | 2003 | Leiden LSB op |
|
|
| Derksen, R | Bey, J | 0-1 |
55 | D06 | 2003 | Leiden LSB op |
|
||
| Derksen, R | Termeulen, A | 2209 | 0-1 |
47 | A24 | 2003 | Leiden LSB op |
|
|
| Bingen, S | Derksen, R | 0-1 |
41 | C02 | 2003 | Leiden LSB op |
|
||
| Vernooij, D | Derksen, R | 0-1 |
22 | E14 | 2003 | Leiden LSB op |
|
