9 games in the PremovedPrep archive. Games as White.
| White | Black | Result | ECO | Event | Date |
|---|---|---|---|---|---|
| Winkler, Karl | Birken, Michael | 1/2-1/2 | B54 | Round 4: Winkler, Karl - Birken, Michael | 2025-07-10 |
| Winkler, Karl | Stern, Geoffrey | 0-1 | C01 | Round 2: Winkler, Karl - Stern, Geoffrey | 2025-07-08 |
| Winkler, Karl | Mikolajewski, Armin | 1/2-1/2 | C22 | Round 6: Winkler, Karl - Mikolajewski, Armin | 2024-07-06 |
| Winkler, Karl | Pfitzer, Norbert, Prof. Dr. | 0-1 | B00 | Round 4: Winkler, Karl - Pfitzer, Norbert, Prof. Dr. | 2024-07-04 |
| Winkler, Karl | Jacob, Helmut, Dr. | 0-1 | B06 | Round 2: Winkler, Karl - Jacob, Helmut, Dr. | 2024-07-02 |
| Karl Winkler | Manfred Kroencke | 0-1 | B21 | Round 7: Karl Winkler - Manfred Kroencke | 2023-07-09 |