Prepare against Karel Vlach
Czechia · World #22,927 classical · FIDE ID 343447
When preparing against Karel Vlach, expect 1.c4 in 46% of White games. Against 1.e4 the reply is 1...d6 (53% of games); against 1.d4, 1...Nf6 (67%).
Our database contains 128 games by Karel Vlach, covering Jan 2009 to Jul 2026. Below you'll find Karel Vlach's most-played openings with White and Black, career performance record, notable wins and top events — everything you need to scout Karel Vlach 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 | 2,033 | 2,183 | Sep 2011 |
| Rapid | 2,106 | 2,106 | Jul 2026 |
| Blitz | 2,095 | 2,153 | Mar 2012 |
Performance record
| Split | Games | Wins | Draws | Losses | Win rate |
|---|---|---|---|---|---|
| Overall | 128 | 36 | 51 | 41 | 28.1% |
| As White | 59 | 21 | 25 | 13 | 35.6% |
| As Black | 69 | 15 | 26 | 28 | 21.7% |
Move-by-move preparation stats
Straight from the preparation tree built over all of Karel Vlach's games — the same tree the interactive prep board lets you walk to any depth. Scores are from Karel Vlach's side.
First moves as White (59 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| c4 | 27 | 45.8% | 61.1% |
| d4 | 20 | 33.9% | 57.5% |
| e4 | 7 | 11.9% | 57.1% |
| Nf3 | 5 | 8.5% | 30.0% |
Main lines as White
- 1.c4 — 46% of White games, 61.1% score
- …Nf6 (33% of these games) — Vlach usually continues Nf3 (66.7% score)
- …e5 (19% of these games) — Vlach usually continues Nc3 (60.0% score)
- …e6 (15% of these games) — Vlach usually continues Nf3 (83.3% score)
- 1.d4 — 34% of White games, 57.5% score
- …Nf6 (70% of these games) — Vlach usually continues Nf3 (45.8% score)
- …d5 (25% of these games) — Vlach usually continues Nf3 (75.0% score)
- …f5 (5% of these games) — Vlach usually continues g3 (100.0% score)
As Black against 1.e4 (32 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| d6 | 17 | 53.1% | 47.1% |
| c5 | 14 | 43.8% | 53.6% |
| g6 | 1 | 3.1% | 50.0% |
As Black against 1.d4 (24 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| Nf6 | 16 | 66.7% | 37.5% |
| d5 | 5 | 20.8% | 30.0% |
| d6 | 2 | 8.3% | 0.0% |
| e6 | 1 | 4.2% | 50.0% |
Karel Vlach's chess games
All 128 games by Karel Vlach in the Chess.ceo database (Jan 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, 51 draws, 41 losses.
Openings as White
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| A31 | English Opening | 12 | 3/5/4 | 25.0% |
| A46 | Indian Defense | 7 | 3/1/3 | 42.9% |
| A21 | English Opening: Reverse Sicilian | 6 | 3/2/1 | 50.0% |
| E19 | Queen's Indian Defense | 6 | 2/2/2 | 33.3% |
| D02 | Catalan | 5 | 1/4/0 | 20.0% |
| A86 | English Opening: Dutch Defense | 3 | 1/0/2 | 33.3% |
| A11 | English Opening: Slav Setup | 2 | 1/0/1 | 50.0% |
| E62 | King's Indian Defense: Fianchetto Variation | 2 | 2/0/0 | 100.0% |
| A21 | Modern Defense | 2 | 1/1/0 | 50.0% |
| B33 | Sicilian | 2 | 0/2/0 | 0.0% |
Openings as Black
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| B07 | Philidor | 13 | 4/6/3 | 30.8% |
| A53 | Indian Defense | 12 | 2/5/5 | 16.7% |
| B02 | Sicilian | 11 | 3/5/3 | 27.3% |
| B07 | Pirc Defense | 4 | 1/0/3 | 25.0% |
| A55 | Réti Opening | 2 | 0/0/2 | 0.0% |
| B23 | Sicilian: Closed | 2 | 1/0/1 | 50.0% |
| A12 | English Opening | 2 | 0/2/0 | 0.0% |
| A54 | Old Indian | 2 | 0/0/2 | 0.0% |
| A53 | Queen's Pawn Game | 2 | 0/1/1 | 0.0% |
| D12 | Slav Defense | 2 | 0/1/1 | 0.0% |
Notable wins
| Date | Opponent | Elo | Event | ECO |
|---|---|---|---|---|
| Jun 2009 | Jaroslav Olsar | 2,318 | ch-SLO blind int 8th | A29 |
| Apr 2009 | Vojtech Kovar | 2,241 | Prague Rejfir Memorial | A31 |
| May 2010 | Vladimir Potomak | 2,232 | ch-CZE | E67 |
| May 2010 | Stanislav Splichal | 2,219 | ch-CZE | A07 |
| Oct 2010 | Ladislav Vanek | 2,218 | chT1E-CZE 1011 | A54 |
Top events
| Event | Year | Games | Score | TPR |
|---|---|---|---|---|
| Prague Rejfir Memorial | 2009 | 9 | 3.5 | 2,162 |
| Klatovy Open A | 2005 | 9 | 4 | 2,033 |
| ch-CZE | 2010 | 9 | 3.5 | 2,192 |
| Prague Pankrac Cup | 2012 | 8 | 2.5 | 2,066 |
| Tatry Open | 2011 | 8 | 3.5 | 1,975 |
| chT2E-CZE 1718 | 2018 | 7 | 2.5 | 1,936 |
| 13th IBCA-ol blind | 2008 | 7 | 4 | 2,140 |
| ch-SLO blind int 8th | 2009 | 7 | 4.5 | 2,149 |
Interactive opening tree from all 128 games, weak-spot detection and engine analysis.
Start preparationFrequently asked questions
Where can I find Karel Vlach's chess games?
128 games by Karel Vlach, from Jan 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 Karel Vlach has played.
What does Karel Vlach play on the first move as White?
Across 59 games with White in our database, Karel Vlach opens with 1.c4 (46% of games), 1.d4 (34% of games), 1.e4 (12% of games). Against 1.e4 as Black, Karel Vlach answers 1...d6 (53% of games), 1...c5 (44% of games), 1...g6 (3% of games). Against 1.d4: 1...Nf6 (67% of games), 1...d5 (21% of games), 1...d6 (8% of games).
What openings does Karel Vlach play as White?
As White, Karel Vlach's most-played openings in our database are: English Opening (12 games, 25.0% win rate); Indian Defense (7 games, 42.9% win rate); English Opening: Reverse Sicilian (6 games, 50.0% win rate). The full breakdown of 59 games with White is in the table above.
What openings does Karel Vlach play as Black?
As Black, Karel Vlach most often plays: Philidor (13 games, 30.8% win rate); Indian Defense (12 games, 16.7% win rate); Sicilian (11 games, 27.3% win rate). See the table above for the top ten Black openings across 69 games.
What is Karel Vlach's FIDE rating?
Karel Vlach is currently rated 2,033 in classical chess, 2,106 in rapid and 2,095 in blitz. Peak classical rating: 2,183 (Sep 2011).
How many games has Karel Vlach played?
Our database contains 128 games by Karel Vlach, covering Jan 2009 to Jul 2026. Overall record: 36 wins, 51 draws, 41 losses (28.1% win rate).
How do I prepare against Karel Vlach?
128 games by Karel Vlach 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.