| Game | Result | Opening | Date |
|---|---|---|---|
| Brezlan, Noel (1714) – Hackl, Konstantin (1731) | 0-1 | King's Indian Defense: Orthodox Variation, Positional Defense, Closed Line | 2026-08-08 |
| Hackl, Konstantin (1731) – Talaba, David-Christian (1727) | 1-0 | Petrov's Defense: Cozio Attack | 2026-08-07 |
| Aichinger, Johannes (1851) – Hackl, Konstantin (1731) | 1-0 | Sicilian Defense: Delayed Alapin Variation, with d6 | 2026-08-06 |
| Hackl, Konstantin (1731) – Eibisberger, Ben (1626) | 1-0 | Sicilian Defense: Nyezhmetdinov-Rossolimo Attack, Fianchetto Variation | 2026-08-05 |
| Meldt, Florian – Hackl, Konstantin (1731) | 0-1 | King's Indian Defense | 2026-08-04 |
| Hackl, Konstantin (1731) – Stoegerer, Konstantin (1708) | 0-1 | Sicilian Defense: Nyezhmetdinov-Rossolimo Attack, Fianchetto Variation | 2026-08-03 |
| Hackl, Konstantin (1731) – Gstrein, Matteo (1795) | 1-0 | Ruy Lopez: Closed, Zaitsev System | 2026-08-02 |
| Lako, Peter (1803) – Hackl, Konstantin (1731) | 1-0 | Zukertort Opening: Double Fianchetto Attack | 2026-08-02 |
| Lang, Lorenz (1582) – Hackl, Konstantin (1731) | 0-1 | King's Indian Defense: Fianchetto Variation, Debrecen Defense | 2026-08-01 |
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