| White | Elo | Black | Elo | ECO | Year | Res. | # | | | |
|
Mackeprang, L
|
2153
|
Koch, Ju
|
1933
|
C60
|
2022
|
0-1
| 45 |
|
|
|
|
Rojas, Patricio Santia...
|
1649
|
Koch, Ju
|
1962
|
D00
|
2023
|
0-1
| 25 |
|
|
|
|
Rojas, Ivan Leonardo
|
1557
|
Koch, Ju
|
1986
|
C55
|
2024
|
0-1
| 29 |
|
|
|
|
Garcia, Cristian Javie...
|
1813
|
Koch, Ju
|
1986
|
D02
|
2024
|
0-1
| 38 |
|
|
|
|
Dubrovich, I
|
2042
|
Koch, Ju
|
2001
|
C55
|
2025
|
0-1
| 32 |
|
|
|
|
Shokirjonova, Barchino...
|
2061
|
Koch, Ju
|
2001
|
D38
|
2025
|
0-1
| 22 |
|
|
|
|
Le, Anh Dung
|
2233
|
Koch, Ju
|
2001
|
|
2025
|
0-1
| 0 |
|
|
|