Stefanos Tsitsipas advanced when Lukas Klein retired 6-7 7-6 4-0 in the GRE vs SVK round robin.
Tsitsipas S. advanced when Klein L. retired.
Tsitsipas S. and Klein L. faced 2 of the same opponents in the last 12 months. Tsitsipas S. went 1–1 (50%) against them, Klein L. 0–2 (0%).
Only 2 common opponents — too few for any conclusion. Shown without assessment.
Stefanos Tsitsipas beat Lukas Klein 6-7 7-6 4-0 after Lukas Klein retired. Umpiry, "Stefanos Tsitsipas vs Lukas Klein — GRE vs SVK Round Robin", https://umpiry.com/match/2023-09-16/klein-vs-tsitsipas-gre-vs-svk-rr?utm_source=cite (as of 16 September 2023).