Prepare against Jiri Prazak
Czechia · World #93,899 classical · FIDE ID 323500
When preparing against Jiri Prazak, expect 1.d4 in 100% of White games. Against 1.e4 the reply is 1...c5 (100% of games); against 1.d4, 1...d5 (50%).
Our database contains 102 games by Jiri Prazak, covering Sep 2009 to Jul 2026. Below you'll find Jiri Prazak's most-played openings with White and Black, career performance record, notable wins and top events — everything you need to scout Jiri Prazak 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 | 1,747 | 1,768 | Nov 2024 |
| Rapid | 1,723 | 1,723 | Jul 2026 |
Performance record
| Split | Games | Wins | Draws | Losses | Win rate |
|---|---|---|---|---|---|
| Overall | 102 | 36 | 32 | 34 | 35.3% |
| As White | 50 | 20 | 14 | 16 | 40.0% |
| As Black | 52 | 16 | 18 | 18 | 30.8% |
Move-by-move preparation stats
Straight from the preparation tree built over all of Jiri Prazak's games — the same tree the interactive prep board lets you walk to any depth. Scores are from Jiri Prazak's side.
First moves as White (50 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| d4 | 50 | 100.0% | 54.0% |
Main lines as White
- 1.d4 — 100% of White games, 54.0% score
- …d5 (46% of these games) — Prazak usually continues c4 (70.5% score)
- …Nf6 (44% of these games) — Prazak usually continues c4 (36.1% score)
- …f5 (4% of these games) — Prazak usually continues e4 (0.0% score)
As Black against 1.e4 (29 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| c5 | 29 | 100.0% | 50.0% |
As Black against 1.d4 (10 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| d5 | 5 | 50.0% | 60.0% |
| Nf6 | 5 | 50.0% | 70.0% |
Jiri Prazak's chess games
All 102 games by Jiri Prazak in the Chess.ceo database (Sep 2009 - 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: 36 wins, 32 draws, 34 losses.
Openings as White
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| D30 | Indian Defense | 12 | 4/6/2 | 33.3% |
| D52 | Slav Defense | 10 | 4/2/4 | 40.0% |
| E94 | King's Indian Defense: Orthodox Variation | 6 | 4/2/0 | 66.7% |
| D20 | Queen's Gambit Accepted | 3 | 3/0/0 | 100.0% |
| D85 | Grünfeld Defense | 3 | 0/1/2 | 0.0% |
| E92 | King's Indian Defense: Petrosian Variation | 2 | 1/0/1 | 50.0% |
| A52 | Budapest Defense | 2 | 0/1/1 | 0.0% |
| A82 | Dutch Defense | 2 | 0/1/1 | 0.0% |
| E70 | King's Indian Defense | 1 | 0/0/1 | 0.0% |
| D09 | Albin Countergambit | 1 | 1/0/0 | 100.0% |
Openings as Black
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| B66 | Sicilian: Najdorf | 11 | 3/5/3 | 27.3% |
| B50 | Sicilian | 8 | 6/2/0 | 75.0% |
| A52 | Budapest Defense | 5 | 3/1/1 | 60.0% |
| A13 | English Opening | 3 | 0/2/1 | 0.0% |
| B50 | Sicilian: Closed | 3 | 1/0/2 | 33.3% |
| A14 | English Opening: Neo-Catalan | 2 | 0/1/1 | 0.0% |
| D45 | Semi-Slav Defense | 2 | 0/2/0 | 0.0% |
| B22 | Sicilian: Alapin | 2 | 0/1/1 | 0.0% |
| D02 | Queen's Pawn Game | 2 | 0/1/1 | 0.0% |
| B21 | Sicilian: Smith-Morra Gambit | 2 | 0/0/2 | 0.0% |
Notable wins
| Date | Opponent | Elo | Event | ECO |
|---|---|---|---|---|
| Jul 2004 | Zuzana Stankova | 2,075 | Klatovy Open B | B95 |
| Jul 2004 | Lubomir Petera | 1,850 | Klatovy Open B | B84 |
| Jan 2005 | Martin Muzikar | 1,840 | Klatovy Open B | D09 |
| Jul 2004 | Vaclav Zika | 1,835 | Klatovy Open B | D35 |
| Mar 2023 | Milan Jakubu | 1,774 | chT-Liberec Region 2223 | D13 |
Top events
| Event | Year | Games | Score | TPR |
|---|---|---|---|---|
| Klatovy Open B | 2005 | 54 | 27 | 1,824 |
| Frymburk Open B | 2000 | 9 | 5.5 | – |
| Svetla nad Sazavou Open | 1997 | 9 | 4 | – |
| Svetla nad Sazavou Open B | 1998 | 9 | 4.5 | – |
| Most Open B | 1999 | 9 | 5.5 | 1,910 |
| Liberec Open | 2005 | 7 | 4 | 2,024 |
| chT-Liberec Region 2223 | 2023 | 4 | 1.5 | 1,589 |
| chT2C-CZE 2122 | 2022 | 1 | 0 | 1,655 |
Interactive opening tree from all 102 games, weak-spot detection and engine analysis.
Start preparationFrequently asked questions
Where can I find Jiri Prazak's chess games?
102 games by Jiri Prazak, from Sep 2009 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 Jiri Prazak has played.
What does Jiri Prazak play on the first move as White?
Across 50 games with White in our database, Jiri Prazak opens with 1.d4 (100% of games). Against 1.e4 as Black, Jiri Prazak answers 1...c5 (100% of games). Against 1.d4: 1...d5 (50% of games), 1...Nf6 (50% of games).
What openings does Jiri Prazak play as White?
As White, Jiri Prazak's most-played openings in our database are: Indian Defense (12 games, 33.3% win rate); Slav Defense (10 games, 40.0% win rate); King's Indian Defense: Orthodox Variation (6 games, 66.7% win rate). The full breakdown of 50 games with White is in the table above.
What openings does Jiri Prazak play as Black?
As Black, Jiri Prazak most often plays: Sicilian: Najdorf (11 games, 27.3% win rate); Sicilian (8 games, 75.0% win rate); Budapest Defense (5 games, 60.0% win rate). See the table above for the top ten Black openings across 52 games.
What is Jiri Prazak's FIDE rating?
Jiri Prazak is currently rated 1,747 in classical chess, 1,723 in rapid. Peak classical rating: 1,768 (Nov 2024).
How many games has Jiri Prazak played?
Our database contains 102 games by Jiri Prazak, covering Sep 2009 to Jul 2026. Overall record: 36 wins, 32 draws, 34 losses (35.3% win rate).
How do I prepare against Jiri Prazak?
102 games by Jiri Prazak 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.