Jakob Hlasek defeated Jan Siemerink 6-7(5) 6-2 6-2 in the 1991 Moscow quarterfinal on carpet courts.
Match Statistics
| Stat | Jakob Hlasek | Jan Siemerink |
| Aces | 2 | 4 |
| Double faults | 1 | 5 |
| First serve % | 68 | 50 |
| First serve points won % | 96 | 53 |
| Second serve points won % | 38 | 42 |
| Break points saved % | — | 20 |
| Break points converted % | 80 | — |
| Service points won % | 78 | 47 |
| Return points won % | 53 | 22 |
| Total points won % | 65 | 35 |
Player Comparison
| Field | Jakob Hlasek | Jan Siemerink |
| Country |
SUI
|
NED
|
| Birth date | Nov 12, 1964 | Apr 14, 1970 |
| Age | 26 | 21 |
| Height | 188 cm | 183 cm |
| Handedness | Right-Handed | Left-Handed |
| Backhand style | One-Handed Backhand | — |
| Ranking (entering) | 19 | 27 |
| Ranking points (entering) | 1,171 | 870 |
| Elo (entering) | 1,854 | 1,769 |
| Current career W-L | 393–302 | 261–262 |
| Current career earnings | $5,890,993 | $4,347,693 |
Path
Jakob Hlasek's path
Jakob Hlasek's next match