European U21 Championships | ITTF rankings: Sommerova Helena 6, Klempererova Anna 1 |
2022 European Youth Championships | ITTF rankings: Sommerova Helena 14, Klempererova Anna 11 |
2021 ITTF Czech International Open | ITTF rankings: Sommerova Helena 2, Klempererova Anna 1028 |
2021 European Youth Championships | ITTF rankings: Sommerova Helena 2, Klempererova Anna 1028 |
2018 European Youth Championships | ITTF rankings: Sommerova Helena 1028, Klempererova Anna 1028 |
2018 Polish Junior and Cadet Open | ITTF rankings: Sommerova Helena 1028, Klempererova Anna 1028 |