| White | Elo | Black | Elo | ECO | Year | Res. | # | | | |
|
Vaz, Osvaldo Jose
|
|
Barbosa da Silva, Wils...
|
|
B44
|
1991
|
1-0
| 32 |
|
|
|
|
Vaz, Osvaldo Jose
|
|
Chang, Suzana
|
|
C68
|
1992
|
1-0
| 44 |
|
|
|
|
Vaz, Osvaldo Jose
|
|
Braga, Joao Carlos
|
|
C40
|
1992
|
1-0
| 37 |
|
|
|
|
Vaz, Osvaldo Jose
|
|
Reis, Paulo F Jatoba
|
|
B04
|
1992
|
1-0
| 19 |
|
|
|
|
Vaz, Osvaldo Jose
|
|
Madona, Flavio Ricardo
|
|
C50
|
2012
|
1-0
| 28 |
|
|
|
|
Vaz, Osvaldo Jose
|
|
Santos, Alexandre1
|
|
B00
|
2012
|
1-0
| 34 |
|
|
|
|
Vaz, Osvaldo Jose
|
1847
|
Haraguchi, Diego Sasha...
|
1634
|
B21
|
2019
|
1-0
| 44 |
|
|
|
|
Vaz, Osvaldo Jose
|
1847
|
Marino, Felipe Gabriel
|
1657
|
C44
|
2019
|
1-0
| 36 |
|
|
|
|
Vaz, Osvaldo Jose
|
1680
|
Sombrio, Otto de Henri...
|
|
B22
|
2022
|
1-0
| 32 |
|
|
|
|
Vaz, Osvaldo Jose
|
1659
|
Mendes, Makyl Angelo X...
|
|
B22
|
2022
|
1-0
| 26 |
|
|
|
|
Vaz, Osvaldo Jose
|
1645
|
Petrenko, W
|
1876
|
C24
|
2022
|
1-0
| 40 |
|
|
|
|
Vaz, Osvaldo Jose
|
1660
|
Ramos, Rafael Cabreira
|
1161
|
C24
|
2023
|
1-0
| 50 |
|
|
|
|
Vaz, Osvaldo Jose
|
1627
|
Salamanca Paraguayo, M...
|
1182
|
B30
|
2024
|
1-0
| 29 |
|
|
|
|
Vaz, Osvaldo Jose
|
1627
|
Dos Santos, Rafaela Al...
|
|
C24
|
2024
|
1-0
| 36 |
|
|
|