| Jul 24, 2026 | Piotraschke | ½–½ | Bohnhoff | Round 8: Piotraschke, Jens, Dr. - Bohnhoff, Peter | Dutch Defense | |
| Jul 23, 2026 | Daverkausen | ½–½ | Piotraschke | Round 7: Daverkausen, Bernd - Piotraschke, Jens, Dr. | English Opening: Agincourt Defense, Bogoljubow Defense | |
| Jul 22, 2026 | Dubiel | ½–½ | Piotraschke | Round 6: Dubiel, Jacek - Piotraschke, Jens, Dr. | Caro-Kann Defense: Advance Variation, Tal Variation | |
| Jul 21, 2026 | Piotraschke | 1–0 | Hoehfeld | Round 5: Piotraschke, Jens, Dr. - Hoehfeld, Markus | Slav Defense: Quiet Variation, Pin Defense | |
| Jul 20, 2026 | Heimrath | 1–0 | Piotraschke | Round 4: Heimrath, Reiner - Piotraschke, Jens, Dr. | Caro-Kann Defense: Two Knights Attack | |
| Jul 19, 2026 | Piotraschke | ½–½ | Schwarz | Round 3: Piotraschke, Jens, Dr. - Schwarz, Frank | Catalan Opening: Closed | |
| Jul 18, 2026 | Loew | ½–½ | Piotraschke | Round 2: Loew, Gerald - Piotraschke, Jens, Dr. | English Opening: Agincourt Defense, Bogoljubow Defense | |
| Jul 17, 2025 | Paseka | 1–0 | Piotraschke | Round 1: Paseka, Matyas - Piotraschke, Jens, Dr. | Caro-Kann Defense: Tartakower Variation | |
| Jul 6, 2025 | Piotraschke | ½–½ | Zrust | Open A | King's Indian Defense: Fianchetto Variation, Classical Variation | |
| Jul 5, 2025 | Kolar | 1–0 | Piotraschke | Open A | Caro-Kann Defense | |
| Jul 4, 2025 | Piotraschke | ½–½ | Rajbharath | Open A | Queen's Pawn Game: Zukertort Variation | |
| Jul 3, 2025 | Novak | 0–1 | Piotraschke | Open A | Caro-Kann Defense: Advance Variation | |
| Jul 2, 2025 | Piotraschke | ½–½ | Buzalka | Open A | Benoni Defense: Fianchetto Variation | |
| Jul 1, 2025 | Rebro | 1–0 | Piotraschke | Open A | Caro-Kann Defense: Maróczy Variation | |
| Jun 30, 2025 | Piotraschke | 1–0 | Velychko | Open A | Neo-Grünfeld Defense: Ultra-Delayed Exchange Variation | |
| Jun 29, 2025 | Lajbl | 1–0 | Piotraschke | Open A | Catalan Opening | |
| Jun 28, 2025 | Piotraschke | 1–0 | Tesar | Open A | King's Indian Defense: Fianchetto Variation, Uhlmann-Szabo System | |
| Jan 17, 2025 | Colijn | 1–0 | Piotraschke | praha2025 | Indian Defense | |
| Jan 11, 2025 | Pourquet | 1–0 | Piotraschke | praha2025 | English Opening: Mikenas-Carls Variation | |
| Nov 22, 2024 | Bagrationi | 1–0 | Piotraschke | Heusenstamm Sparkassen Open 2024 | Queen's Indian Defense: Fianchetto Variation, Nimzowitsch Variation, Nimzowitsch Attack | |
| Jan 10, 2024 | Grave | 1–0 | Piotraschke | Open Praha 2024 A | Catalan Opening: Open Defense, Classical Line | |
| Jan 8, 2024 | Mohylnyi | 1–0 | Piotraschke | Open Praha 2024 A | Caro-Kann Defense: Classical Variation, Spassky Variation | |
| Jan 7, 2024 | Piotraschke | 1–0 | Bednar | Open Praha 2024 A | Benko Gambit Accepted: Modern Variation | |