WFMTetyana Kostak
GER · FIDE ID 14101041 · 75 tournament games since 2023
Standard
1993
#3361 in GER (active)
Rapid
2033
#1434 in GER (active)
Blitz
2066
#1442 in GER (active)
Score
52%
33 W · 12 D · 30 L
Opp. avg
2034
Last 50 games
Last game
2026-08-22
Internationale Offene Deutsche Frauen-Einzelmeisterschaft
Prep summary
- As White: 1.e4 in 68% of games (scores 52%).
- Against 1.e4: 1...d6 in 10 of 18 games (Pirc Defense), scoring 60%.
- Against 1.d4: 1...Nf6 in 7 of 12 games (Indian Defense), scoring 57%.
- Weak spot: Caro-Kann Defense: Breyer Variation as White, only 0% in 3 games.
- Comfort zone: Pirc Defense as Black, 79% in 7 games.
- By opponent strength: 21% against higher-rated players, 71% against lower-rated.
Based on 75 over-the-board games (3 classical). 38 with White (57%), 37 with Black (47%).
Openings as White
First move
| 1.e4 | 26 | 52% |
| 1.Nf3 | 7 | 64% |
| 1.d4 | 5 | 70% |
Most played
| Opening | Games | Score |
|---|---|---|
| Sicilian Defense: French Variation | 5 | 30% |
| Sicilian Defense: Delayed Alapin Variation, with d6 | 3 | 50% |
| Caro-Kann Defense: Breyer Variation | 3 | 0% |
| Queen's Pawn Game: Colle System | 3 | 83% |
| French Defense: King's Indian Attack | 3 | 67% |
Openings as Black
Against 1.e4 (18 games)
| 1...d6 Pirc Defense | 10 | 60% |
| 1...Nc6 Nimzowitsch Defense | 6 | 33% |
| 1...e5 King's Pawn Game | 2 | 100% |
Against 1.d4 (12 games)
| 1...Nf6 Indian Defense | 7 | 57% |
| 1...d6 Queen's Pawn Game | 4 | 38% |
| 1...Nc6 Mikenas Defense | 1 | 0% |
Most played
| Opening | Games | Score |
|---|---|---|
| Pirc Defense | 7 | 79% |
| Nimzowitsch Defense: Williams Variation | 3 | 0% |
| Philidor Defense: Lion Variation | 3 | 17% |
| Queen's Pawn Game | 2 | 50% |
| Nimzowitsch Defense: Scandinavian Variation, Advance Variation | 2 | 100% |
Recent games
| Date | Opponent and event | Result |
|---|---|---|
| 2026-08-22 | Enya Marie Wang (1893) Internationale Offene Deutsche Frauen-Einzelmeisterschaft | W |
| 2026-08-22 | Alicia Schaper (1533) Internationale Offene Deutsche Frauen-Einzelmeisterschaft | W |
| 2026-08-21 | Anna Knaudt (1466) Internationale Offene Deutsche Frauen-Einzelmeisterschaft | ½ |
| 2026-08-20 | Agnesa Stepania Ter-Avetisjana (2141) Internationale Offene Deutsche Frauen-Einzelmeisterschaft | L |
| 2026-08-20 | Ilze Berzina (2154) Internationale Offene Deutsche Frauen-Einzelmeisterschaft | L |
| 2026-08-19 | Larisa Kalinina (2053) Internationale Offene Deutsche Frauen-Einzelmeisterschaft | L |
| 2026-08-18 | Olivia Lukas (1787) Internationale Offene Deutsche Frauen-Einzelmeisterschaft | W |
| 2026-08-18 | Soultana Papadopoulou (1867) Internationale Offene Deutsche Frauen-Einzelmeisterschaft | W |
| 2026-08-17 | Angela Sawallisch Internationale Offene Deutsche Frauen-Einzelmeisterschaft | W |
| 2026-07-24 | Olena Kosovska (1927) German Chess Championship 2026 | Candidates Women | W |
Data: FIDE rating list (October 2026 list; national ranks count active players) and tournament games broadcast on Lichess since 2020 (open data, CC0). Results are matched to FIDE players by name or FIDE ID and may be incomplete. This page shows public chess results only. Is this you and you want the page removed? Email chessmoose1@gmail.com and we remove it.