Prepare against Marek Kolcak
FM · Slovakia · World #24,207 classical · FIDE ID 14900220
Our database contains 438 games by Marek Kolcak, covering Apr 2003 to Aug 2026. Below you'll find Marek Kolcak's most-played openings with White and Black, career performance record, notable wins and top events — everything you need to scout Marek Kolcak 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 | 2,024 | 2,231 | Apr 2005 |
| Rapid | 2,083 | 2,088 | Jun 2022 |
| Blitz | 2,015 | 2,167 | Feb 2013 |
Performance record
| Split | Games | Wins | Draws | Losses | Win rate |
|---|---|---|---|---|---|
| Overall | 438 | 143 | 136 | 159 | 32.6% |
| As White | 211 | 73 | 74 | 64 | 34.6% |
| As Black | 227 | 70 | 62 | 95 | 30.8% |
Move-by-move preparation stats
Straight from the preparation tree built over all of Marek Kolcak's games — the same tree the interactive prep board lets you walk to any depth. Scores are from Marek Kolcak's side.
First moves as White (211 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| e4 | 209 | 99.1% | 52.2% |
| d4 | 2 | 0.9% | 50.0% |
Main lines as White
- 1.e4 — 99% of White games, 52.2% score
- …c5 (43% of these games) — Kolcak usually continues Nf3 (50.7% score)
- …e5 (16% of these games) — Kolcak usually continues Nf3 (61.8% score)
- …e6 (11% of these games) — Kolcak usually continues d4 (50.0% score)
- 1.d4 — 1% of White games, 50.0% score
- …c5 (50% of these games) — Kolcak usually continues d5 (0.0% score)
- …f5 (50% of these games) — Kolcak usually continues e4 (100.0% score)
As Black against 1.e4 (106 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| e6 | 106 | 100.0% | 46.2% |
As Black against 1.d4 (76 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| d5 | 42 | 55.3% | 42.9% |
| f5 | 24 | 31.6% | 39.6% |
| e6 | 6 | 7.9% | 41.7% |
| d6 | 3 | 3.9% | 66.7% |
| Nf6 | 1 | 1.3% | 0.0% |
Marek Kolcak's chess games
All 438 games by Marek Kolcak in the Chess.ceo database (Apr 2003 - Aug 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: 143 wins, 136 draws, 159 losses.
Openings as White
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| B22 | Sicilian | 32 | 13/10/9 | 40.6% |
| C68 | Ruy Lopez: Exchange | 23 | 11/8/4 | 47.8% |
| B22 | Sicilian: Alapin | 19 | 6/6/7 | 31.6% |
| B09 | Pirc Defense | 11 | 5/3/3 | 45.5% |
| B06 | Modern Defense | 10 | 3/2/5 | 30.0% |
| C11 | French: Classical Variation | 10 | 1/6/3 | 10.0% |
| B90 | Sicilian: Najdorf | 10 | 3/1/6 | 30.0% |
| B01 | Scandinavian Defense: Main Line | 9 | 4/4/1 | 44.4% |
| C18 | French: Winawer Variation | 9 | 5/4/0 | 55.6% |
| B01 | Scandinavian Defense: Modern Variation | 7 | 1/5/1 | 14.3% |
Openings as Black
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| A89 | Dutch Defense | 31 | 11/5/15 | 35.5% |
| C18 | French: Winawer Variation | 29 | 9/4/16 | 31.0% |
| C06 | French: Tarrasch Variation | 29 | 7/10/12 | 24.1% |
| D00 | Queen's Pawn Game | 16 | 4/7/5 | 25.0% |
| C01 | French: Exchange Variation | 14 | 5/4/5 | 35.7% |
| C02 | French: Advance Variation | 13 | 7/1/5 | 53.8% |
| D20 | Queen's Gambit Accepted | 12 | 1/5/6 | 8.3% |
| C00 | King's Indian Attack | 12 | 5/4/3 | 41.7% |
| D13 | Slav Defense | 10 | 4/1/5 | 40.0% |
| A10 | English Opening: Dutch Defense | 8 | 2/1/5 | 25.0% |
Notable wins
| Date | Opponent | Elo | Event | ECO |
|---|---|---|---|---|
| Jan 1994 | Alois Lanc | 2,445 | chT-SVK | A83 |
| Jan 1994 | Peter Petran | 2,435 | chT-SVK | A07 |
| Jan 1994 | Igor Gazik | 2,410 | Bratislava Slovan Open | C18 |
| Jan 1995 | Martin Mrva | 2,400 | chT-SVK | C00 |
| Jan 1995 | Vitezslav Priehoda | 2,400 | chT-SVK | B22 |
Top events
| Event | Year | Games | Score | TPR |
|---|---|---|---|---|
| Bratislava Slovan Open | 1994 | 67 | 37 | 2,362 |
| ch-SVK | 1995 | 37 | 17.5 | 2,258 |
| chT-SVK | 1995 | 24 | 10 | 2,313 |
| Tatry Open | 2001 | 16 | 8 | 2,229 |
| chT-SVK 9596 | 1996 | 13 | 3 | 2,087 |
| chT1-SVK w 0102 | 2002 | 12 | 6 | 2,232 |
| chT1W-SVK 0001 | 2001 | 11 | 5.5 | 2,159 |
| chT2-SVK 9697 | 1997 | 11 | 4 | 2,065 |
Interactive opening tree from all 438 games, weak-spot detection and engine analysis.
Start preparationFrequently asked questions
Where can I find Marek Kolcak's chess games?
438 games by Marek Kolcak, from Apr 2003 to Aug 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 Marek Kolcak has played.
What does Marek Kolcak play on the first move as White?
Across 211 games with White in our database, Marek Kolcak opens with 1.e4 (99% of games), 1.d4 (1% of games). Against 1.e4 as Black, Marek Kolcak answers 1...e6 (100% of games). Against 1.d4: 1...d5 (55% of games), 1...f5 (32% of games), 1...e6 (8% of games).
What openings does Marek Kolcak play as White?
As White, Marek Kolcak's most-played openings in our database are: Sicilian (32 games, 40.6% win rate); Ruy Lopez: Exchange (23 games, 47.8% win rate); Sicilian: Alapin (19 games, 31.6% win rate). The full breakdown of 211 games with White is in the table above.
What openings does Marek Kolcak play as Black?
As Black, Marek Kolcak most often plays: Dutch Defense (31 games, 35.5% win rate); French: Winawer Variation (29 games, 31.0% win rate); French: Tarrasch Variation (29 games, 24.1% win rate). See the table above for the top ten Black openings across 227 games.
What is Marek Kolcak's FIDE rating?
Marek Kolcak is currently rated 2,024 in classical chess, 2,083 in rapid and 2,015 in blitz. Peak classical rating: 2,231 (Apr 2005).
How many games has Marek Kolcak played?
Our database contains 438 games by Marek Kolcak, covering Apr 2003 to Aug 2026. Overall record: 143 wins, 136 draws, 159 losses (32.6% win rate).
How do I prepare against Marek Kolcak?
438 games by Marek Kolcak 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.