Prepare against Oldrich Sedlacek
FM · Czechia · World #16,525 classical · FIDE ID 305227
Our database contains 261 games by Oldrich Sedlacek, covering Apr 2003 to Jul 2026. Below you'll find Oldrich Sedlacek's most-played openings with White and Black, career performance record, notable wins and top events — everything you need to scout Oldrich Sedlacek before a game. You can open the same data in the free interactive preparation workstation, which builds a move-by-move opening tree from every game.
Ratings
| Time control | Current | Peak | Peak date |
|---|---|---|---|
| Classical | 2,089 | 2,333 | Apr 2009 |
Performance record
| Split | Games | Wins | Draws | Losses | Win rate |
|---|---|---|---|---|---|
| Overall | 261 | 73 | 143 | 45 | 28.0% |
| As White | 130 | 42 | 66 | 22 | 32.3% |
| As Black | 131 | 31 | 77 | 23 | 23.7% |
Move-by-move preparation stats
Straight from the preparation tree built over all of Oldrich Sedlacek's games — the same tree the interactive prep board lets you walk to any depth. Scores are from Oldrich Sedlacek's side.
First moves as White (130 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| Nf3 | 121 | 93.1% | 58.3% |
| e4 | 8 | 6.2% | 43.8% |
| d4 | 1 | 0.8% | 100.0% |
Main lines as White
- 1.Nf3 — 93% of White games, 58.3% score
- …Nf6 (43% of these games) — Sedlacek usually continues g3 (57.6% score)
- …d5 (27% of these games) — Sedlacek usually continues g3 (57.6% score)
- …c5 (14% of these games) — Sedlacek usually continues g3 (65.6% score)
- 1.e4 — 6% of White games, 43.8% score
- …e5 (38% of these games) — Sedlacek usually continues Nf3 (50.0% score)
- …e6 (13% of these games) — Sedlacek usually continues d4 (50.0% score)
- …g6 (13% of these games) — Sedlacek usually continues d4 (0.0% score)
As Black against 1.e4 (68 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| c6 | 39 | 57.4% | 55.1% |
| d6 | 14 | 20.6% | 50.0% |
| c5 | 11 | 16.2% | 45.5% |
| d5 | 4 | 5.9% | 37.5% |
As Black against 1.d4 (48 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| d5 | 28 | 58.3% | 55.4% |
| c5 | 9 | 18.8% | 50.0% |
| Nf6 | 6 | 12.5% | 58.3% |
| c6 | 5 | 10.4% | 70.0% |
Oldrich Sedlacek's chess games
All 261 games by Oldrich Sedlacek in the Chess.ceo database (Apr 2003 - Jul 2026) are free to browse, search and replay: filter by opening, opponent, event or date on the player page, or step through any game on the analysis board. Record: 73 wins, 143 draws, 45 losses.
Openings as White
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| A07 | Réti Opening | 67 | 22/35/10 | 32.8% |
| E62 | Réti Opening: Symmetrical Defense | 19 | 10/5/4 | 52.6% |
| A30 | English Opening | 10 | 3/6/1 | 30.0% |
| E05 | Catalan | 7 | 1/4/2 | 14.3% |
| A04 | Modern Defense | 6 | 1/3/2 | 16.7% |
| D02 | Queen's Pawn Game | 3 | 1/1/1 | 33.3% |
| E06 | English Opening: Neo-Catalan | 2 | 0/2/0 | 0.0% |
| D79 | Indian Defense | 2 | 0/2/0 | 0.0% |
| A11 | English Opening: Slav Setup | 1 | 0/0/1 | 0.0% |
| A88 | Dutch Defense | 1 | 0/0/1 | 0.0% |
Openings as Black
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| D16 | Slav Defense | 26 | 9/13/4 | 34.6% |
| B10 | Caro-Kann | 13 | 2/7/4 | 15.4% |
| C41 | Philidor | 12 | 2/8/2 | 16.7% |
| B13 | Caro-Kann: Exchange Variation | 12 | 6/6/0 | 50.0% |
| A43 | Benoni Defense | 10 | 1/7/2 | 10.0% |
| B28 | Sicilian | 8 | 1/5/2 | 12.5% |
| D02 | Queen's Pawn Game | 8 | 3/4/1 | 37.5% |
| B12 | Caro-Kann: Advance Variation | 7 | 3/2/2 | 42.9% |
| B14 | English Opening: Slav Setup | 5 | 1/2/2 | 20.0% |
| B15 | Caro-Kann: Two Knights Variation | 3 | 0/3/0 | 0.0% |
Notable wins
| Date | Opponent | Elo | Event | ECO |
|---|---|---|---|---|
| Oct 2008 | Jan Bernasek | 2,444 | chT1E-CZE 0809 | D76 |
| Apr 2017 | Milan Walek | 2,325 | chT1E-CZE 1617 | D02 |
| Feb 2009 | Ivan Brecka | 2,322 | chT1E-CZE 0809 | D73 |
| Jan 2010 | Stanislav Firt | 2,315 | chT1E-CZE 0910 | D15 |
| Feb 2006 | Stanislav Jasny | 2,315 | chT1-CZE East 0506 | E68 |
Top events
| Event | Year | Games | Score | TPR |
|---|---|---|---|---|
| chT1E-CZE 1011 | 2011 | 11 | 7 | 2,329 |
| ch-CSR U18 | 1979 | 11 | 5 | – |
| chT2C-CZE 1314 | 2014 | 11 | 7.5 | 2,297 |
| chT1E-CZE 0809 | 2009 | 11 | 7 | 2,418 |
| chT1E-CZE 0607 | 2007 | 11 | 5.5 | 2,306 |
| chT-CZE 1E 1112 | 2012 | 11 | 4.5 | 2,172 |
| chT2C-CZE 1415 | 2015 | 11 | 7 | 2,251 |
| chT2d-CZE 0304 | 2004 | 11 | 6.5 | 2,222 |
Interactive opening tree from all 261 games, weak-spot detection and engine analysis.
Start preparationFrequently asked questions
Where can I find Oldrich Sedlacek's chess games?
261 games by Oldrich Sedlacek, from Apr 2003 to Jul 2026, are free to browse and replay move by move — no signup needed. The preparation view groups them into an opening tree showing every line Oldrich Sedlacek has played.
What does Oldrich Sedlacek play on the first move as White?
Across 130 games with White in our database, Oldrich Sedlacek opens with 1.Nf3 (93% of games), 1.e4 (6% of games), 1.d4 (1% of games). Against 1.e4 as Black, Oldrich Sedlacek answers 1...c6 (57% of games), 1...d6 (21% of games), 1...c5 (16% of games). Against 1.d4: 1...d5 (58% of games), 1...c5 (19% of games), 1...Nf6 (13% of games).
What openings does Oldrich Sedlacek play as White?
As White, Oldrich Sedlacek's most-played openings in our database are: Réti Opening (67 games, 32.8% win rate); Réti Opening: Symmetrical Defense (19 games, 52.6% win rate); English Opening (10 games, 30.0% win rate). The full breakdown of 130 games with White is in the table above.
What openings does Oldrich Sedlacek play as Black?
As Black, Oldrich Sedlacek most often plays: Slav Defense (26 games, 34.6% win rate); Caro-Kann (13 games, 15.4% win rate); Philidor (12 games, 16.7% win rate). See the table above for the top ten Black openings across 131 games.
What is Oldrich Sedlacek's FIDE rating?
Oldrich Sedlacek is currently rated 2,089 in classical chess. Peak classical rating: 2,333 (Apr 2009).
How many games has Oldrich Sedlacek played?
Our database contains 261 games by Oldrich Sedlacek, covering Apr 2003 to Jul 2026. Overall record: 73 wins, 143 draws, 45 losses (28.0% win rate).
How do I prepare against Oldrich Sedlacek?
261 games by Oldrich Sedlacek reveal their opening repertoire, most-played lines, and the variations where they score worst — the raw material for targeted preparation. The interactive opening tree lets you walk every line to any depth.