Prepare against Jan Zemanek
Czechia · World #60,397 classical · FIDE ID 321583
When preparing against Jan Zemanek, expect 1.d4 in 96% of White games. Against 1.e4 the reply is 1...c5 (100% of games); against 1.d4, 1...d5 (82%).
Our database contains 55 games by Jan Zemanek, covering Jul 2004 to Jul 2026. Below you'll find Jan Zemanek's most-played openings with White and Black, career performance record, notable wins and top events — everything you need to scout Jan Zemanek 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 | 1,854 | 1,899 | Oct 2024 |
| Rapid | 1,929 | 1,929 | Jul 2026 |
| Blitz | 1,914 | 1,914 | Jul 2026 |
Performance record
| Split | Games | Wins | Draws | Losses | Win rate |
|---|---|---|---|---|---|
| Overall | 55 | 14 | 11 | 30 | 25.5% |
| As White | 27 | 7 | 6 | 14 | 25.9% |
| As Black | 28 | 7 | 5 | 16 | 25.0% |
Move-by-move preparation stats
Straight from the preparation tree built over all of Jan Zemanek's games — the same tree the interactive prep board lets you walk to any depth. Scores are from Jan Zemanek's side.
First moves as White (27 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| d4 | 26 | 96.3% | 38.5% |
| c4 | 1 | 3.7% | 0.0% |
Main lines as White
- 1.d4 — 96% of White games, 38.5% score
- …Nf6 (50% of these games) — Zemanek usually continues c4 (30.0% score)
- …d5 (38% of these games) — Zemanek usually continues c4 (62.5% score)
- …g6 (8% of these games) — Zemanek usually continues g3 (50.0% score)
- 1.c4 — 4% of White games, 0.0% score
- …e5 (100% of these games) — Zemanek usually continues g3 (0.0% score)
As Black against 1.e4 (13 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| c5 | 13 | 100.0% | 42.3% |
As Black against 1.d4 (11 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| d5 | 9 | 81.8% | 5.6% |
| f5 | 1 | 9.1% | 100.0% |
| Nf6 | 1 | 9.1% | 100.0% |
Jan Zemanek's chess games
All 55 games by Jan Zemanek in the Chess.ceo database (Jul 2004 - 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: 14 wins, 11 draws, 30 losses.
Openings as White
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| A57 | Benoni Defense | 5 | 3/1/1 | 60.0% |
| D15 | Slav Defense | 5 | 2/1/2 | 40.0% |
| A40 | Modern Defense | 2 | 0/1/1 | 0.0% |
| E00 | Indian Defense | 2 | 1/0/1 | 50.0% |
| E12 | Queen's Indian Defense | 2 | 0/0/2 | 0.0% |
| D11 | Queen's Pawn Game | 2 | 0/0/2 | 0.0% |
| A49 | King's Indian Defense: Fianchetto Variation | 1 | 0/0/1 | 0.0% |
| E12 | Queen's Gambit | 1 | 1/0/0 | 100.0% |
| E59 | Queen's Gambit Declined: Ragozin Defense | 1 | 0/0/1 | 0.0% |
| E73 | King's Indian Defense: Averbakh System | 1 | 0/0/1 | 0.0% |
Openings as Black
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| B22 | Sicilian | 5 | 0/1/4 | 0.0% |
| D06 | Queen's Gambit | 3 | 0/0/3 | 0.0% |
| B20 | Sicilian: Closed | 3 | 1/1/1 | 33.3% |
| D46 | Slav Defense | 3 | 0/0/3 | 0.0% |
| A34 | English Opening: Symmetrical | 3 | 0/1/2 | 0.0% |
| D36 | Semi-Slav Defense | 2 | 0/0/2 | 0.0% |
| B84 | Sicilian: Scheveningen | 2 | 2/0/0 | 100.0% |
| D61 | Trompowsky Attack | 1 | 1/0/0 | 100.0% |
| D02 | London System | 1 | 0/1/0 | 0.0% |
| B22 | Sicilian: Alapin | 1 | 0/0/1 | 0.0% |
Notable wins
| Date | Opponent | Elo | Event | ECO |
|---|---|---|---|---|
| Jul 2010 | Michal Zavadil | 2,145 | Brno Duras Open A | D44 |
| Jun 2009 | Stanislav Stanek | 2,075 | Brno Duras Open A | B20 |
| Sep 2012 | Pavel Turza | 1,796 | 37th Brno Trade Open A | E91 |
| Aug 2010 | Otakar Sarson | 1,757 | Brno Trade Open | D53 |
| Jun 2011 | Radek Strnad | 1,744 | Brno Duras Open A | A57 |
Top events
| Event | Year | Games | Score | TPR |
|---|---|---|---|---|
| Brno Duras Open A | 2011 | 27 | 11.5 | 1,908 |
| ch-EUR Seniors 50 | 2021 | 9 | 1 | 1,836 |
| Brno Trade Open | 2010 | 9 | 3.5 | 1,891 |
| 37th Brno Trade Open A | 2012 | 9 | 3.5 | 1,859 |
| 11th Prague Open A | 2012 | 1 | 0 | 1,831 |
Interactive opening tree from all 55 games, weak-spot detection and engine analysis.
Start preparationFrequently asked questions
Where can I find Jan Zemanek's chess games?
55 games by Jan Zemanek, from Jul 2004 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 Zemanek has played.
What does Jan Zemanek play on the first move as White?
Across 27 games with White in our database, Jan Zemanek opens with 1.d4 (96% of games), 1.c4 (4% of games). Against 1.e4 as Black, Jan Zemanek answers 1...c5 (100% of games). Against 1.d4: 1...d5 (82% of games), 1...f5 (9% of games), 1...Nf6 (9% of games).
What openings does Jan Zemanek play as White?
As White, Jan Zemanek's most-played openings in our database are: Benoni Defense (5 games, 60.0% win rate); Slav Defense (5 games, 40.0% win rate); Modern Defense (2 games, 0.0% win rate). The full breakdown of 27 games with White is in the table above.
What openings does Jan Zemanek play as Black?
As Black, Jan Zemanek most often plays: Sicilian (5 games, 0.0% win rate); Queen's Gambit (3 games, 0.0% win rate); Sicilian: Closed (3 games, 33.3% win rate). See the table above for the top ten Black openings across 28 games.
What is Jan Zemanek's FIDE rating?
Jan Zemanek is currently rated 1,854 in classical chess, 1,929 in rapid and 1,914 in blitz. Peak classical rating: 1,899 (Oct 2024).
How many games has Jan Zemanek played?
Our database contains 55 games by Jan Zemanek, covering Jul 2004 to Jul 2026. Overall record: 14 wins, 11 draws, 30 losses (25.5% win rate).
How do I prepare against Jan Zemanek?
55 games by Jan Zemanek 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.