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| Game |
| Result | Moves |
Year | Event/Locale | Opening |
| 1. H van Riemsdijk vs J Sampouw |
| ½-½ | 38 | 1974 | Nice Olympiad Final-C | C80 Ruy Lopez, Open |
| 2. H van Riemsdijk vs H Bravo Sedamanos |
| 1-0 | 36 | 1975 | Fortaleza Zonal | C80 Ruy Lopez, Open |
| 3. H van Riemsdijk vs E Georges |
| 1-0 | 32 | 1978 | Buenos Aires Olympiad | C80 Ruy Lopez, Open |
| 4. H van Riemsdijk vs L Loureiro |
| 1-0 | 42 | 1981 | Brazilian Championship | C80 Ruy Lopez, Open |
| 5. H van Riemsdijk vs L Loureiro |
| 1-0 | 43 | 1983 | Brazilian Championship | C80 Ruy Lopez, Open |
| 6. H van Riemsdijk vs J Belfort Mattos |
| 1-0 | 31 | 1984 | Brazilian Championship | C80 Ruy Lopez, Open |
| 7. H van Riemsdijk vs A Mascarenhas |
| 0-1 | 50 | 1985 | Rio de Janeiro | C80 Ruy Lopez, Open |
| 8. H van Riemsdijk vs F Hegeler |
| 1-0 | 18 | 1989 | Dutch Open | C80 Ruy Lopez, Open |
| 9. H van Riemsdijk vs A Rodriguez |
| ½-½ | 15 | 1989 | Dutch Open | C80 Ruy Lopez, Open |
| 10. H van Riemsdijk vs A De Zan |
| 1-0 | 27 | 1991 | Mar del Plata Open | C80 Ruy Lopez, Open |
| 11. H van Riemsdijk vs M Lacrosse |
| 1-0 | 16 | 1995 | Liechtenstein Open | C80 Ruy Lopez, Open |
| 12. H van Riemsdijk vs G Milos |
| ½-½ | 54 | 2005 | Brazilian Championship 2004 | C80 Ruy Lopez, Open |
| 13. H van Riemsdijk vs E Torre |
| 0-1 | 52 | 2017 | World Senior 65+ | C80 Ruy Lopez, Open |
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Kibitzing
