Paul Koppens
| White | Black | |
|---|---|---|
| Marinus Kuijf | Paul Koppens | View |
| Yuri S Balashov | Paul Koppens | View |
| J. Costa | Paul Koppens | View |
| Paul Koppens | Patrick Van Hoolandt | View |
| White | Black | |
|---|---|---|
| Marinus Kuijf | Paul Koppens | View |
| Yuri S Balashov | Paul Koppens | View |
| J. Costa | Paul Koppens | View |
| Paul Koppens | Patrick Van Hoolandt | View |