4 games · 2015–2019 · 4 classical · 0 online
Simonsen 12 draws1 Nielsen
50.0% for Simonsen
Openings between them
| B00 | Pirc Defense | 1 | 50.0% |
| B01 | Scandinavian Defense: Main Line, Mieses Variation | 1 | 50.0% |
| C24 | Bishop's Opening: Vienna Hybrid | 1 | 100.0% |
| C55 | Italian Game: Two Knights Defense, Modern Bishop's Opening | 1 | 0.0% |
All games
| Simonsen, O2184 | ½-½ | Nielsen, Ho2400 | TCh-FAI 2018-19 | 2019 |
| Nielsen, Ho2400 | 1-0 | Simonsen, O2184 | TCh-FAI 2018-19 | 2018 |
| Simonsen, O2207 | 1-0 | Nielsen, Ho2275 | Runavik Open 2016 | 2016 |
| Nielsen, Ho2373 | ½-½ | Simonsen, O2205 | ch-FAI 2015 | 2015 |