Prepare against Kacper Tomaszewski
FM · Poland · World #2,706 classical · FIDE ID 1127373
Our database contains 1,259 games by Kacper Tomaszewski, covering Apr 2008 to Jul 2026. Below you'll find Kacper Tomaszewski's most-played openings with White and Black, career performance record, notable wins and top events — everything you need to scout Kacper Tomaszewski 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 | 2,350 | 2,380 | Mar 2026 |
| Rapid | 2,231 | 2,257 | Feb 2023 |
| Blitz | 2,211 | 2,211 | Jul 2026 |
Performance record
| Split | Games | Wins | Draws | Losses | Win rate |
|---|---|---|---|---|---|
| Overall | 1,259 | 523 | 295 | 441 | 41.5% |
| As White | 634 | 303 | 135 | 196 | 47.8% |
| As Black | 625 | 220 | 160 | 245 | 35.2% |
Move-by-move preparation stats
Straight from the preparation tree built over all of Kacper Tomaszewski's games — the same tree the interactive prep board lets you walk to any depth. Scores are from Kacper Tomaszewski's side.
First moves as White (634 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| d4 | 359 | 56.6% | 59.7% |
| e4 | 133 | 21.0% | 51.5% |
| Nf3 | 81 | 12.8% | 60.5% |
| c4 | 49 | 7.7% | 68.4% |
| b3 | 5 | 0.8% | 60.0% |
| g3 | 4 | 0.6% | 0.0% |
Main lines as White
- 1.d4 — 57% of White games, 59.7% score
- …Nf6 (59% of these games) — Tomaszewski usually continues c4 (59.8% score)
- …d5 (26% of these games) — Tomaszewski usually continues c4 (62.6% score)
- …d6 (6% of these games) — Tomaszewski usually continues Nf3 (40.0% score)
- 1.e4 — 21% of White games, 51.5% score
- …c5 (42% of these games) — Tomaszewski usually continues Nf3 (50.0% score)
- …e5 (20% of these games) — Tomaszewski usually continues Nf3 (52.2% score)
- …c6 (14% of these games) — Tomaszewski usually continues Nf3 (54.2% score)
As Black against 1.e4 (301 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| c5 | 132 | 43.9% | 49.6% |
| c6 | 78 | 25.9% | 39.7% |
| e5 | 31 | 10.3% | 37.1% |
| e6 | 22 | 7.3% | 43.2% |
| d6 | 13 | 4.3% | 61.5% |
| Nc6 | 10 | 3.3% | 65.0% |
As Black against 1.d4 (203 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| Nf6 | 106 | 52.2% | 39.6% |
| d5 | 42 | 20.7% | 42.9% |
| g6 | 21 | 10.3% | 61.9% |
| d6 | 17 | 8.4% | 64.7% |
| f5 | 10 | 4.9% | 70.0% |
| c5 | 3 | 1.5% | 50.0% |
Kacper Tomaszewski's chess games
All 1,259 games by Kacper Tomaszewski in the Chess.ceo database (Apr 2008 - 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: 523 wins, 295 draws, 441 losses.
Openings as White
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| D35 | Indian Defense | 62 | 25/21/16 | 40.3% |
| D10 | Slav Defense | 44 | 24/10/10 | 54.5% |
| E20 | Nimzo-Indian Defense | 37 | 18/6/13 | 48.6% |
| E97 | King's Indian Defense: Orthodox Variation | 36 | 17/8/11 | 47.2% |
| A58 | Benoni Defense | 31 | 18/7/6 | 58.1% |
| B22 | Sicilian | 31 | 11/6/14 | 35.5% |
| A04 | Réti Opening | 27 | 16/4/7 | 59.3% |
| D35 | Queen's Gambit Declined | 21 | 13/4/4 | 61.9% |
| A13 | English Opening | 18 | 11/2/5 | 61.1% |
| B06 | Modern Defense | 17 | 8/2/7 | 47.1% |
Openings as Black
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| B40 | Sicilian | 69 | 20/22/27 | 29.0% |
| D41 | Indian Defense | 59 | 15/18/26 | 25.4% |
| B06 | Modern Defense | 41 | 19/6/16 | 46.3% |
| D85 | Grünfeld Defense | 31 | 9/12/10 | 29.0% |
| A16 | English Opening | 24 | 5/8/11 | 20.8% |
| A45 | London System | 23 | 9/4/10 | 39.1% |
| B19 | Caro-Kann: Classical | 22 | 4/10/8 | 18.2% |
| B12 | Caro-Kann: Advance Variation | 18 | 2/6/10 | 11.1% |
| B13 | Caro-Kann: Exchange Variation | 16 | 4/6/6 | 25.0% |
| B48 | Sicilian: Taimanov | 16 | 5/5/6 | 31.3% |
Notable wins
| Date | Opponent | Elo | Event | ECO |
|---|---|---|---|---|
| Sep 2022 | Mustafa Yilmaz | 2,633 | Titled Tue Early | B10 |
| Jul 2023 | Dennis Wagner | 2,598 | Titled Tue Early | E90 |
| Jan 2023 | Miguel Santos Ruiz | 2,587 | Titled Tue Early | D35 |
| Dec 2018 | Jonathan Hawkins | 2,583 | 10th London Classic Open | B11 |
| Feb 2020 | Mikhail Mozharov | 2,558 | Titled Tue | D35 |
Top events
| Event | Year | Games | Score | TPR |
|---|---|---|---|---|
| Titled Tuesday | 2025 | 616 | 299.5 | 2,250 |
| POL-chT 1st League | 2023 | 53 | 25.5 | 2,223 |
| POL-chT 2nd League | 2017 | 27 | 15.5 | 2,277 |
| ch-POL U12 | 2009 | 22 | 10.5 | 1,692 |
| POL-chT U19 2nd League | 2014 | 22 | 14.5 | 2,037 |
| ch-POL Academic | 2021 | 20 | 11.5 | 2,138 |
| chT-CZE 1 Liga Vychod | 2026 | 18 | 9.5 | 2,351 |
| Olsztyn Open U18 Blitz | 2013 | 17 | 9.5 | 2,099 |
Interactive opening tree from all 1,259 games, weak-spot detection and engine analysis.
Start preparationFrequently asked questions
Where can I find Kacper Tomaszewski's chess games?
1,259 games by Kacper Tomaszewski, from Apr 2008 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 Kacper Tomaszewski has played.
What does Kacper Tomaszewski play on the first move as White?
Across 634 games with White in our database, Kacper Tomaszewski opens with 1.d4 (57% of games), 1.e4 (21% of games), 1.Nf3 (13% of games). Against 1.e4 as Black, Kacper Tomaszewski answers 1...c5 (44% of games), 1...c6 (26% of games), 1...e5 (10% of games). Against 1.d4: 1...Nf6 (52% of games), 1...d5 (21% of games), 1...g6 (10% of games).
What openings does Kacper Tomaszewski play as White?
As White, Kacper Tomaszewski's most-played openings in our database are: Indian Defense (62 games, 40.3% win rate); Slav Defense (44 games, 54.5% win rate); Nimzo-Indian Defense (37 games, 48.6% win rate). The full breakdown of 634 games with White is in the table above.
What openings does Kacper Tomaszewski play as Black?
As Black, Kacper Tomaszewski most often plays: Sicilian (69 games, 29.0% win rate); Indian Defense (59 games, 25.4% win rate); Modern Defense (41 games, 46.3% win rate). See the table above for the top ten Black openings across 625 games.
What is Kacper Tomaszewski's FIDE rating?
Kacper Tomaszewski is currently rated 2,350 in classical chess, 2,231 in rapid and 2,211 in blitz. Peak classical rating: 2,380 (Mar 2026).
How many games has Kacper Tomaszewski played?
Our database contains 1,259 games by Kacper Tomaszewski, covering Apr 2008 to Jul 2026. Overall record: 523 wins, 295 draws, 441 losses (41.5% win rate).
How do I prepare against Kacper Tomaszewski?
1,259 games by Kacper Tomaszewski 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.