| Game |
| Result | Moves |
Year | Event/Locale | Opening |
| 76. W P Guimaraes vs E Matsuura |
| 0-1 | 43 | 2023 | Rio Chess Open | D27 Queen's Gambit Accepted, Classical |
| 77. A Ferreira vs W P Guimaraes |
| 0-1 | 52 | 2023 | Rio Chess Open | A14 English |
| 78. W P Guimaraes vs J F Cubas |
| 0-1 | 41 | 2023 | Rio Chess Open | B41 Sicilian, Kan |
| 79. Milton Okamura vs W P Guimaraes |
| 0-1 | 57 | 2023 | Rio Chess Open | E49 Nimzo-Indian, 4.e3, Botvinnik System |
| 80. W P Guimaraes vs Luis Guilherme Carneiro |
| 1-0 | 23 | 2023 | Rio Chess Open | B27 Sicilian |
| 81. Nicolas D Nascimento vs W P Guimaraes |
| ½-½ | 30 | 2023 | Rio Chess Open | D32 Queen's Gambit Declined, Tarrasch |
Kibitzing
