
Danylo Kalenichenko defeated Lukas Klein 6-4 6-2 in the M15 Trnava 1 semi-final on hard. The upset overturned the form book — Lukas Klein came in leading the head-to-head 1–0. Danylo Kalenichenko claimed a first win over Lukas Klein in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2017-10-23 | Czech Republic F7 | SF | carpet | Lukas Klein | 6-4 4-6 6-4 |
Averages over each player's completed matches in the selected window (48 vs 199). ATP, WTA & Challenger.
Each player's serve crossed against the other's return, converted to expected hold of serve. Recent completed matches, ATP, WTA & Challenger. About