2 games · 2021–2022 · 2 classical · 0 online
Nielsen 11 draws0 O'Byrne
75.0% for Nielsen
Openings between them
| A43 | Benoni Defense: Old Benoni | 1 | 50.0% |
| D00 | Queen's Pawn Game: Accelerated London System | 1 | 100.0% |
All games
| O'Byrne, Daniel1664 | ½-½ | Nielsen, JanM1991 | 32nd NATO Chess 2022 | 2022 |
| Nielsen, JanM1981 | 1-0 | O'Byrne, Daniel1669 | 31st NATO Chess 2021 | 2021 |