Karin Knapp defeated Maria Jose Martinez Sanchez 4-6 7-6 6-1 in the Bad Gastein quarter-final on clay. The upset overturned the form book — Maria Jose Martinez Sanchez came in leading the head-to-head 1–0. Karin Knapp claimed a first win over Maria Jose Martinez Sanchez in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2006-05-01 | Catania 25K | F | clay | Maria Jose Martinez Sanchez | 6-3 4-6 6-4 |
Averages over each player's completed matches in the selected window (200 vs 161). ATP, WTA & Challenger.
Performance in the biggest moments — break points, deciding sets and tiebreaks (0–100, higher is better). About
Each player's serve crossed against the other's return, converted to expected hold of serve. Recent completed matches, ATP, WTA & Challenger. About