| 22 nov 2025 | Nielsen, Jon I Horni 2084 | Zerafa, Patrick 2009 | ½-½ | C90 Apertura Española (Ruy López): Closed, Pilnik Variation | 9th ESNA Chess Championship 2025 | 31 | Ver |
| 19 nov 2025 | Nielsen, Jon I Horni 2084 | Konstantinidis, Konstantinos 2052 | 1-0 | C71 Apertura Española (Ruy López): Morphy Defense, Modern Steinitz Defense | 9th ESNA Chess Championship 2025 | 43 | Ver |
| 17 nov 2025 | Belzo, Krzysztof 2075 | Nielsen, Jon I Horni 2084 | ½-½ | A31 Apertura Inglesa: Symmetrical Variation, Anti-Benoni Variation | 9th ESNA Chess Championship 2025 | 48 | Ver |
| 16 nov 2025 | Nielsen, Jon I Horni 2084 | Berend, Elvira 2243 | 0-1 | B40 Defensa Siciliana: Delayed Alapin Variation, with e6 | 9th ESNA Chess Championship 2025 | 36 | Ver |