Sergej Krefenstein
GER · FIDE ID 12922072 · 34 tournament games since 2023
Standard
2106
#1679 in GER (active)
Rapid
2022
#1525 in GER (active)
Blitz
2011
#1892 in GER (active)
Score
46%
9 W · 13 D · 12 L
Opp. avg
2109
Last 34 games
Last game
2026-08-09
Kreuzberger Schachsommer - Werner-Ott-Open 2026
Prep summary
- As White: 1.d4 in 72% of games (scores 38%), otherwise 1.e4 (28%).
- Against 1.e4: 1...c5 in 4 of 11 games (Sicilian Defense), scoring 100%.
- By opponent strength: 38% against higher-rated players, 57% against lower-rated.
- Drawish: 38% of games end in a draw.
Based on 34 over-the-board games (2 classical). 18 with White (42%), 16 with Black (50%).
Openings as White
First move
| 1.d4 | 13 | 38% |
| 1.e4 | 5 | 50% |
Most played
| Opening | Games | Score |
|---|---|---|
| King's Indian Defense: Orthodox Variation, Aronin-Taimanov Defense | 2 | 0% |
| Queen's Gambit Declined: Traditional Variation | 1 | 50% |
| Slav Defense: Czech Variation, Krause Attack | 1 | 50% |
| Queen's Gambit Declined: Queen's Knight Variation | 1 | 50% |
| Queen's Gambit Declined: Semi-Slav, Abrahams Variation | 1 | 50% |
Openings as Black
Against 1.e4 (11 games)
| 1...c5 Sicilian Defense | 4 | 100% |
| 1...e5 King's Pawn Game | 3 | 17% |
| 1...e6 French Defense | 3 | 50% |
Against 1.d4 (2 games)
| 1...Nf6 Indian Defense | 2 | 0% |
Most played
| Opening | Games | Score |
|---|---|---|
| French Defense: Advance Variation, Main Line | 2 | 50% |
| Sicilian Defense: Najdorf Variation | 1 | 100% |
| Sicilian Defense: Boleslavsky Variation | 1 | 100% |
| Indian Defense: London System | 1 | 0% |
| Caro-Kann Defense: Endgame Offer | 1 | 100% |
Recent games
| Date | Opponent and event | Result |
|---|---|---|
| 2026-08-09 | Heinz, Dr. Wirth (1984) Kreuzberger Schachsommer - Werner-Ott-Open 2026 | W |
| 2026-08-08 | Nelson Strehse (2321) Kreuzberger Schachsommer - Werner-Ott-Open 2026 | ½ |
| 2026-08-07 | Kristian Dimitrijeski (2066) Kreuzberger Schachsommer - Werner-Ott-Open 2026 | ½ |
| 2026-08-06 | Ruediger Merz Kreuzberger Schachsommer - Werner-Ott-Open 2026 | W |
| 2026-08-04 | Ben Beduschi (2017) Kreuzberger Schachsommer - Werner-Ott-Open 2026 | L |
| 2026-08-02 | Mert Ozates (1926) Kreuzberger Schachsommer - Werner-Ott-Open 2026 | W |
| 2026-07-30 | Jonas Eilenberg (2388) Kreuzberger Schachsommer - Werner-Ott-Open 2026 | ½ |
| 2026-04-12 | Maxim, Dr. Piz (2108) Berliner Einzelmeisterschaft 2026 (M-Klasse) | L |
| 2026-04-11 | Floris Thuemler (2029) Berliner Einzelmeisterschaft 2026 (M-Klasse) | ½ |
| 2026-04-10 | Kristian Dimitrijeski (2056) Berliner Einzelmeisterschaft 2026 (M-Klasse) | L |
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.