Prepare against Jan Bernasek
GM · Czechia · World #575 classical · FIDE ID 311995
When preparing against Jan Bernasek, expect 1.d4 in 82% of White games. Against 1.e4 the reply is 1...c5 (83% of games); against 1.d4, 1...Nf6 (85%). Lowest win rate among frequent openings: Queen's Indian Defense as Black, 20.8% over 24 games.
Our database contains 1,319 games by Jan Bernasek, covering Apr 2003 to Jul 2026. Below you'll find Jan Bernasek's most-played openings with White and Black, career performance record, notable wins and top events — everything you need to scout Jan Bernasek 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 | 2,501 | 2,551 | Jul 2013 |
| Rapid | 2,505 | 2,538 | Sep 2018 |
| Blitz | 2,430 | 2,506 | Dec 2014 |
Performance record
| Split | Games | Wins | Draws | Losses | Win rate |
|---|---|---|---|---|---|
| Overall | 1,319 | 588 | 457 | 274 | 44.6% |
| As White | 653 | 349 | 205 | 99 | 53.4% |
| As Black | 666 | 239 | 252 | 175 | 35.9% |
Move-by-move preparation stats
Straight from the preparation tree built over all of Jan Bernasek's games — the same tree the interactive prep board lets you walk to any depth. Scores are from Jan Bernasek's side.
First moves as White (653 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| d4 | 538 | 82.4% | 69.1% |
| e4 | 61 | 9.3% | 70.5% |
| Nf3 | 27 | 4.1% | 66.7% |
| c4 | 22 | 3.4% | 68.2% |
| b3 | 2 | 0.3% | 75.0% |
| f4 | 1 | 0.2% | 100.0% |
Main lines as White
- 1.d4 — 82% of White games, 69.1% score
- …Nf6 (59% of these games) — Bernasek usually continues c4 (69.7% score)
- …d5 (27% of these games) — Bernasek usually continues c4 (68.0% score)
- …e6 (4% of these games) — Bernasek usually continues c4 (65.0% score)
- 1.e4 — 9% of White games, 70.5% score
- …e5 (43% of these games) — Bernasek usually continues Nf3 (70.5% score)
- …c5 (28% of these games) — Bernasek usually continues Nf3 (71.4% score)
- …e6 (11% of these games) — Bernasek usually continues d4 (83.3% score)
As Black against 1.e4 (331 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| c5 | 275 | 83.1% | 58.5% |
| e5 | 20 | 6.0% | 57.5% |
| d6 | 18 | 5.4% | 63.9% |
| g6 | 7 | 2.1% | 64.3% |
| c6 | 6 | 1.8% | 41.7% |
| e6 | 3 | 0.9% | 16.7% |
As Black against 1.d4 (209 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| Nf6 | 177 | 84.7% | 48.9% |
| d5 | 14 | 6.7% | 50.0% |
| f5 | 14 | 6.7% | 50.0% |
| e6 | 2 | 1.0% | 50.0% |
| g6 | 2 | 1.0% | 100.0% |
Jan Bernasek's chess games
All 1,319 games by Jan Bernasek 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: 588 wins, 457 draws, 274 losses.
Openings as White
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| D36 | Indian Defense | 85 | 51/23/11 | 60.0% |
| D11 | Slav Defense | 66 | 33/23/10 | 50.0% |
| E04 | Catalan | 42 | 20/18/4 | 47.6% |
| E46 | Nimzo-Indian: Rubinstein System | 42 | 19/14/9 | 45.2% |
| A67 | Benoni Defense | 39 | 25/11/3 | 64.1% |
| E15 | Queen's Indian Defense | 25 | 15/9/1 | 60.0% |
| D85 | Grünfeld Defense | 22 | 10/10/2 | 45.5% |
| E70 | King's Indian Defense | 21 | 12/6/3 | 57.1% |
| A41 | Queen's Pawn Game | 18 | 7/5/6 | 38.9% |
| D27 | Queen's Gambit Accepted | 17 | 7/4/6 | 41.2% |
Openings as Black
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| B42 | Sicilian | 188 | 74/61/53 | 39.4% |
| D85 | Grünfeld Defense | 46 | 13/13/20 | 28.3% |
| A16 | English Opening | 33 | 10/18/5 | 30.3% |
| D72 | Indian Defense | 32 | 8/16/8 | 25.0% |
| B90 | Sicilian: Najdorf | 26 | 10/8/8 | 38.5% |
| E12 | Queen's Indian Defense | 24 | 5/15/4 | 20.8% |
| A36 | English Opening: Symmetrical | 22 | 5/11/6 | 22.7% |
| A81 | Dutch Defense | 22 | 6/11/5 | 27.3% |
| E11 | Bogo-Indian Defense | 17 | 4/7/6 | 23.5% |
| B07 | Pirc Defense | 17 | 8/5/4 | 47.1% |
Notable wins
| Date | Opponent | Elo | Event | ECO |
|---|---|---|---|---|
| Dec 2010 | Arkadij Naiditsch | 2,685 | 29th ch-EU blitz | E46 |
| May 2010 | Jiri Stocek | 2,593 | ch-CZE | E45 |
| Dec 2007 | Tomasz Markowski | 2,584 | chT-CZE 0708 | A20 |
| May 2013 | Alexey Kislinsky | 2,574 | ch-CZE | A43 |
| Nov 2012 | Imre Jr. Hera | 2,573 | chT-AUT 1213 | E25 |
Top events
| Event | Year | Games | Score | TPR |
|---|---|---|---|---|
| ch-CZE | 2015 | 68 | 35.5 | 2,515 |
| Litomysl Open | 2006 | 24 | 16.5 | 2,491 |
| ch-CZE U18/20 | 2003 | 20 | 15 | 2,409 |
| Cartak GM | 2004 | 20 | 9 | 2,416 |
| chT-CZE 1 Liga Zapad | 2026 | 20 | 15 | 2,503 |
| ch-CZE U12 | 1998 | 17 | 13.5 | – |
| ch-CZE U16 | 2002 | 17 | 14 | 2,283 |
| ch-CZE U14 | 2000 | 17 | 14 | 2,277 |
Frequent opponents
Head-to-head records: Tomas Polak (21 games) · Robert Cvek (15 games) · Vitezslav Rasik (14 games) · Jiri Stocek (14 games) · Jiri Jirka (14 games) · Vojtech Plat (14 games) · David Kanovsky (13 games) · Lukas Cernousek (12 games)
Interactive opening tree from all 1,319 games, weak-spot detection and engine analysis.
Start preparationFrequently asked questions
Where can I find Jan Bernasek's chess games?
1,319 games by Jan Bernasek, 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 Jan Bernasek has played.
What does Jan Bernasek play on the first move as White?
Across 653 games with White in our database, Jan Bernasek opens with 1.d4 (82% of games), 1.e4 (9% of games), 1.Nf3 (4% of games). Against 1.e4 as Black, Jan Bernasek answers 1...c5 (83% of games), 1...e5 (6% of games), 1...d6 (5% of games). Against 1.d4: 1...Nf6 (85% of games), 1...d5 (7% of games), 1...f5 (7% of games).
What openings does Jan Bernasek play as White?
As White, Jan Bernasek's most-played openings in our database are: Indian Defense (85 games, 60.0% win rate); Slav Defense (66 games, 50.0% win rate); Catalan (42 games, 47.6% win rate). The full breakdown of 653 games with White is in the table above.
What openings does Jan Bernasek play as Black?
As Black, Jan Bernasek most often plays: Sicilian (188 games, 39.4% win rate); Grünfeld Defense (46 games, 28.3% win rate); English Opening (33 games, 30.3% win rate). See the table above for the top ten Black openings across 666 games.
What is Jan Bernasek's FIDE rating?
Jan Bernasek is currently rated 2,501 in classical chess, 2,505 in rapid and 2,430 in blitz. Peak classical rating: 2,551 (Jul 2013).
How many games has Jan Bernasek played?
Our database contains 1,319 games by Jan Bernasek, covering Apr 2003 to Jul 2026. Overall record: 588 wins, 457 draws, 274 losses (44.6% win rate).
How do I prepare against Jan Bernasek?
1,319 games by Jan Bernasek 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.