| 14 ago 2026 | Adharsh K 2287 | Rosenboom, Niko 2058 | ½-½ | B62 Defensa Siciliana: Richter-Rauzer Variation | Split Chess Open 2026 | 35 | Ver |
| 13 ago 2026 | Rosenboom, Niko 2058 | Mai, Alexander Oliver 2164 | 1-0 | B67 Defensa Siciliana: Richter-Rauzer Variation, Neo-Modern Variation | Split Chess Open 2026 | 39 | Ver |
| 11 ago 2026 | Rosenboom, Niko 2058 | Segovic, Goran 2228 | 0-1 | C63 Apertura Española (Ruy López): Schliemann Defense | Split Chess Open 2026 | 69 | Ver |
| 7 ago 2026 | Van Osch, Mees 2338 | Rosenboom, Niko 2058 | 1-0 | B62 Defensa Siciliana: Richter-Rauzer Variation | Split Chess Open 2026 | 25 | Ver |