Piet Geertsema
| White | Black | |
|---|---|---|
| Piet Geertsema | Comp Nightmare I | View |
| Comp Chess System T | Piet Geertsema | View |
| Comp Bionic | Piet Geertsema | View |
| Piet Geertsema | Comp Mephisto Berli | View |
| Comp Mirage | Piet Geertsema | View |
| Piet Geertsema | Comp Tasc R | View |
| Comp L-Chess | Piet Geertsema | View |
| Piet Geertsema | Comp Mephisto Berli | View |
| Comp Kallisto | Piet Geertsema | View |
| Comp Pandix | Piet Geertsema | View |
| Piet Geertsema | Comp Ananse | View |
| Piet Geertsema | Comp Frenchess | View |