Player profile
Kowalczyk, Rafal
Dossier
71 of 81 games analyzed.
Accuracy: 90.1%
Opened e4: 20/20
Castled kingside: 27Same-side castling: 23Opposite-side castling: 6Castled queenside: 6Did not castle: 3
Played on the kingside: 12Played in the center: 10Played on the queenside: 9Fianchettoed kingside: 8Fianchettoed queenside: 6
Active pieces: 26Initiated exchanges: 25Sacrificed material: 25Kept the bishop pair: 22Space advantage: 20Backward pawn: 18Isolated pawn: 16Avoided exchanges: 7Played gambits: 7Missed tactics: 6
Openings
Click "+" to add that group to the games list below. Multiple groups can be added at once.
As White 25 games 13W 5D 7L
Sicilian Defense 11 games 7W 3D 1L
Moscow Variation 4 games 4W 0D 0L
(unspecified)
4 games
4W
0D
0L
Alapin Variation 3 games 2W 1D 0L
(unspecified)
3 games
2W
1D
0L
Nyezhmetdinov-Rossolimo Attack 2 games 1W 1D 0L
(unspecified)
1 game
0W
1D
0L
Fianchetto Variation
1 game
1W
0D
0L
Keres Variation 1 game 0W 1D 0L
(unspecified)
1 game
0W
1D
0L
Delayed Alapin Variation 1 game 0W 0D 1L
with e6
1 game
0W
0D
1L
French Defense 4 games 0W 1D 3L
Schlechter Variation 3 games 0W 1D 2L
(unspecified)
3 games
0W
1D
2L
King's Indian Attack 1 game 0W 0D 1L
(unspecified)
1 game
0W
0D
1L
Caro-Kann Defense 2 games 1W 1D 0L
Goldman Variation 1 game 1W 0D 0L
(unspecified)
1 game
1W
0D
0L
Tartakower Variation 1 game 0W 1D 0L
(unspecified)
1 game
0W
1D
0L
Scotch Game 2 games 1W 0D 1L
Mieses Variation 2 games 1W 0D 1L
(unspecified)
2 games
1W
0D
1L
Pirc Defense 2 games 2W 0D 0L
(unspecified) 2 games 2W 0D 0L
(unspecified)
2 games
2W
0D
0L
Duras Gambit 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
(unspecified)
1 game
1W
0D
0L
Alekhine Defense 1 game 0W 0D 1L
Modern Variation 1 game 0W 0D 1L
Alburt Variation
1 game
0W
0D
1L
Scandinavian Defense 1 game 0W 0D 1L
Gubinsky-Melts Defense 1 game 0W 0D 1L
(unspecified)
1 game
0W
0D
1L
Nimzowitsch Defense 1 game 1W 0D 0L
Scandinavian Variation 1 game 1W 0D 0L
Advance Variation
1 game
1W
0D
0L
As Black 20 games 8W 6D 6L
Ruy Lopez 6 games 3W 2D 1L
Closed 4 games 2W 1D 1L
Breyer Defense, Zaitsev Hybrid
2 games
1W
1D
0L
Karpov Variation
1 game
1W
0D
0L
Martinez Variation
1 game
0W
0D
1L
Morphy Defense 1 game 0W 1D 0L
Steinitz Deferred
1 game
0W
1D
0L
Exchange Variation 1 game 1W 0D 0L
Bronstein Variation
1 game
1W
0D
0L
Italian Game 4 games 0W 2D 2L
Two Knights Defense 2 games 0W 1D 1L
Modern Bishop's Opening
2 games
0W
1D
1L
Scotch Gambit 1 game 0W 1D 0L
Max Lange Attack
1 game
0W
1D
0L
Classical Variation 1 game 0W 0D 1L
Greco Gambit, Modern Line
1 game
0W
0D
1L
Scotch Game 2 games 1W 1D 0L
Tartakower Variation 1 game 1W 0D 0L
(unspecified)
1 game
1W
0D
0L
Mieses Variation 1 game 0W 1D 0L
(unspecified)
1 game
0W
1D
0L
Indian Defense 2 games 0W 1D 1L
London System 2 games 0W 1D 1L
(unspecified)
2 games
0W
1D
1L
English Opening 1 game 1W 0D 0L
Agincourt Defense 1 game 1W 0D 0L
(unspecified)
1 game
1W
0D
0L
Queen's Gambit Declined 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
(unspecified)
1 game
0W
0D
1L
Queen's Indian Defense, with e3 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
(unspecified)
1 game
0W
0D
1L
Center Game 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
(unspecified)
1 game
1W
0D
0L
Queen's Gambit Accepted 1 game 1W 0D 0L
Classical Defense 1 game 1W 0D 0L
Rubinstein Variation
1 game
1W
0D
0L
Catalan Opening 1 game 1W 0D 0L
Open Defense 1 game 1W 0D 0L
Classical Line
1 game
1W
0D
0L
Blunders Top 4 of 271
This player's costliest moves in analyzed games. Can you find the winning move?
Games Showing all 81 games
| Date | Event | Round | Color | Opponent | Result | Accuracy % | First moves |
|---|---|---|---|---|---|---|---|
| 2025.12.28 | Round 1: Kowalczyk, Rafal - Martinovici, Ilia | 1.8 | 2025.12.28 Martinovici, Ilia (13907034) (2447) | ½ | - | 1. e4 e6 2. d4 d5 3. Bd3 dxe4 | |
| 2025.07.31 | Jonkoping Chess Festival 2025 - Standard Open | 8.2 | 2025.07.31 Ask, Josef (1704583) (2130) | 1 | - | 1. e4 f5 2. exf5 Nf6 3. d4 d5 | |
| 2025.07.30 | Jonkoping Chess Festival 2025 - Standard Open | 7.2 | 2025.07.30 Rasti, Arvin (1741160) (2256) | 1 | - | 1. e4 c5 2. Nf3 d6 3. Bb5+ Nd7 | |
| 2025.07.29 | Jonkoping Chess Festival 2025 - Standard Open | 6.2 | 2025.07.29 Ernst, Thomas (1700065) (2301) | ½ | - | 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 | |
| 2025.07.28 | Jonkoping Chess Festival 2025 - Standard Open | 5.4 | 2025.07.28 Bergdahl, Martin (1782231) (1962) | 1 | - | 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 | |
| 2025.07.28 | Jonkoping Chess Festival 2025 - Standard Open | 4.1 | 2025.07.28 Blomqvist, Erik (1709437) (2452) | 0 | - | 1. e4 e6 2. d4 d5 3. Bd3 dxe4 | |
| 2025.07.27 | Jonkoping Chess Festival 2025 - Standard Open | 3.5 | 2025.07.27 Abdulla Ateeq Alremaeithi (9328980) (1634) | 1 | - | 1. c4 e6 2. Nc3 d5 3. e3 Nf6 | |
| 2025.07.26 | Jonkoping Chess Festival 2025 - Standard Open | 2.6 | 2025.07.26 Jeyanth R (25618750) (1884) | 1 | - | 1. e4 c5 2. Nf3 d6 3. Bb5+ Nd7 | |
| 2025.07.25 | Jonkoping Chess Festival 2025 - Standard Open | 1.6 | 2025.07.25 Eknor, Paul (1719670) (1687) | 1 | - | 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 | |
| 2025.07.16 | Piestany A | 9.21 | 2025.07.16 Srvatka, Igor (14905175) (2104) | 0 | 88.10% | 1. e4 e6 2. d3 d5 3. Qe2 Nf6 | |
| 2025.07.15 | Piestany A | 8.19 | 2025.07.15 Chiszko, Oskar (21894353) (2149) | 0 | 89.40% | 1. c4 e6 2. d4 d5 3. cxd5 exd5 | |
| 2025.07.14 | Piestany A | 7.14 | 2025.07.14 Flak, Pawel (1117548) (2156) | 0 | 81.40% | 1. e4 Nf6 2. e5 Nd5 3. d4 d6 | |
| 2025.07.13 | Piestany A | 6.19 | 2025.07.13 Meszaros, Casey Ryan (14963205) (2133) | 1 | 97.70% | 1. e4 e5 2. Nf3 Nc6 3. d4 exd4 | |
| 2025.07.12 | Piestany A | 5.21 | 2025.07.12 Janik, Marek Tobias (73612715) (2017) | ½ | 90.50% | 1. e4 c5 2. Nf3 Nc6 3. Bb5 Nd4 | |
| 2025.07.11 | Piestany A | 4.14 | 2025.07.11 Paprocki, Jaroslaw (1122274) (2148) | 0 | 86.70% | 1. d4 Nf6 2. Bf4 e6 3. Nf3 c5 | |
| 2025.07.10 | Piestany A | 3.17 | 2025.07.10 Rupesh Reddy Y (25737775) (2011) | ½ | 97.00% | 1. e4 c5 2. Ne2 d6 3. g3 Nc6 | |
| 2025.07.09 | Piestany A | 2.18 | 2025.07.09 Bednarek, Jan (41806336) (1936) | ½ | 83.30% | 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 | |
| 2025.07.08 | Piestany A | 1.23 | 2025.07.08 Stary, Simon (23734353) (2038) | ½ | 89.30% | 1. e4 c5 2. c3 Nf6 3. e5 Nd5 | |
| 2024.08.25 | 60. Jubileuszowy Miedzynarodowy Festiwal Szachowy Akiby Rubinsteina - OPEN A | 9.12 | 2024.08.25 Anshuman, K (5006945) (1963) | 1 | 97.20% | 1. e4 c5 2. c3 Nf6 3. e5 Nd5 | |
| 2024.08.24 | 60. Jubileuszowy Miedzynarodowy Festiwal Szachowy Akiby Rubinsteina - OPEN A | 8.12 | 2024.08.24 Iwanczuk, Krzysztof (21838607) (2023) | ½ | 91.90% | 1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 | |
| 2024.08.23 | 60. Jubileuszowy Miedzynarodowy Festiwal Szachowy Akiby Rubinsteina - OPEN A | 7.5 | 2024.08.23 Eggink, Ryszard (1125869) (2386) | 0 | 87.00% | 1. e4 c5 2. Nf3 e6 3. c3 d5 | |
| 2024.08.22 | 60. Jubileuszowy Miedzynarodowy Festiwal Szachowy Akiby Rubinsteina - OPEN A | 6.2 | 2024.08.22 Mulawa, Cyprian (21001855) (2280) | 0 | 88.50% | 1. c4 Nf6 2. Nf3 e6 3. Nc3 d5 | |
| 2024.08.21 | 60. Jubileuszowy Miedzynarodowy Festiwal Szachowy Akiby Rubinsteina - OPEN A | 5.2 | 2024.08.21 Li, Guohao (8619999) (2363) | 1 | 88.80% | 1. e4 c5 2. Nf3 d6 3. Bb5+ Nd7 | |
| 2024.08.20 | 60. Jubileuszowy Miedzynarodowy Festiwal Szachowy Akiby Rubinsteina - OPEN A | 4.6 | 2024.08.20 Czernek, Tymon (1199510) (2334) | 1 | 94.30% | 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 | |
| 2024.08.19 | rubinstein24-a1 | 3.16 | 2024.08.19 Wieckowski, Michal (21853100) (1970) | 1 | 92.50% | 1. e4 c6 2. Nc3 d5 3. Qf3 dxe4 | |
| 2024.08.18 | rubinstein24-a1 | 2.15 | 2024.08.18 Malinowski, Szymon (21832757) (2016) | ½ | 92.00% | 1. Nf3 Nf6 2. d4 e6 3. Bf4 c5 | |
| 2024.08.17 | rubinstein24-a1 | 1.22 | 2024.08.17 Chmielek, Kamelia (21086869) (1974) | 1 | 98.20% | 1. e4 e5 2. Nf3 Nc6 3. d4 exd4 | |
| 2024.08.14 | anderssenA2024 | 9.9 | 2024.08.14 Zareba, Piotr (21033390) (2062) | 1 | 97.00% | 1. e4 d6 2. d4 Nf6 3. Nc3 e5 | |
| 2024.08.13 | anderssenA2024 | 8.11 | 2024.08.13 Czarniecka, Aleksandra (1194933) (1978) | 1 | 98.20% | 1. e4 e5 2. d4 exd4 3. Qxd4 Qf6 | |
| 2024.08.12 | anderssenA2024 | 7.10 | 2024.08.12 Rozanski, Mateusz (21002495) (2028) | ½ | 94.50% | 1. e4 c6 2. d4 d5 3. Nc3 dxe4 | |
| 2024.08.12 | anderssenA2024 | 6.11 | 2024.08.12 Mohylnyi, Stepan (34127836) (2125) | ½ | 94.20% | 1. e4 e5 2. Nf3 Nc6 3. d4 exd4 | |
| 2024.08.11 | anderssenA2024 | 5.17 | 2024.08.11 Lechowski, Witold (21040338) (1999) | 1 | 48.20% | 1. e4 c5 2. Nf3 d6 3. Bb5+ Nd7 | |
| 2024.08.10 | anderssenA2024 | 4.11 | 2024.08.10 Aditya Kunal Patil (25656716) (2004) | 0 | 91.40% | 1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 | |
| 2024.08.09 | anderssenA2024 | 3.3 | 2024.08.09 Kucza, Karol (1159755) (2360) | 0 | 73.10% | 1. e4 e5 2. Nf3 Nc6 3. d4 exd4 | |
| 2024.08.09 | anderssenA2024 | 2.5 | 2024.08.09 Gierulski, Kamil (1163825) (2294) | 1 | 87.90% | 1. e4 c5 2. c3 Nf6 3. e5 Nd5 | |
| 2024.08.08 | anderssenA2024 | 1.23 | 2024.08.08 Zabron, Maksym (21819742) (2013) | 1 | 95.00% | 1. d4 d5 2. c4 dxc4 3. e3 Nf6 | |
| 2024.07.17 | Najdorf Memorial | 9.18 | 2024.07.17 Kondys, Piotr (21885575) (2089) | 0 | 84.00% | 1. e4 e6 2. d4 d5 3. Bd3 dxe4 | |
| 2024.07.16 | Najdorf Memorial | 8.7 | 2024.07.16 Dzida, Kamil (21828652) (2385) | 0 | 90.50% | 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 | |
| 2024.07.15 | Najdorf Memorial | 7.18 | 2024.07.15 Suska, Szymon (21874239) (2079) | 1 | 95.10% | 1. e4 d6 2. d4 Nf6 3. Nc3 e5 | |
| 2024.07.14 | Najdorf Memorial | 6.18 | 2024.07.14 Zalega, Maciej (21858284) (2093) | ½ | 91.80% | 1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 | |
| 2024.07.13 | Najdorf Memorial | 5.6 | 2024.07.13 Jarmula, Lukasz (1160664) (2432) | 0 | 89.70% | 1. e4 d5 2. exd5 Qxd5 3. Nc3 Qd6 | |
| 2024.07.12 | Najdorf Memorial | 4.18 | 2024.07.12 Fritz, Antoni (1169327) (1992) | 1 | 93.00% | 1. e4 c5 2. Nf3 Nc6 3. Bb5 g6 | |
| 2024.07.11 | Najdorf Memorial | 3.4 | 2024.07.11 Sengupta, Deep (5008352) (2491) | 0 | 93.30% | 1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 | |
| 2024.07.10 | Najdorf Memorial | 2.16 | 2024.07.10 Orzechowski, Jacek (1101951) (2072) | 1 | 96.80% | 1. e4 Nc6 2. d4 d5 3. e5 Bf5 | |
| 2024.07.09 | Najdorf Memorial | 1.25 | 2024.07.09 Siennicki, Gustaw (41823427) (2012) | 1 | 94.30% | 1. d4 Nf6 2. c4 e6 3. g3 d5 | |
| 2023.07.19 | Najdorf Memorial | 9.13 | 2023.07.19 Cherniaiev, Tykhon (14182360) (2331) | 1 | 92.90% | 1. d4 d5 2. c4 dxc4 3. Nf3 Nf6 | |
| 2023.07.18 | Najdorf Memorial | 8.21 | 2023.07.18 Biesiadecki, Adam (21846553) (2015) | 1 | 95.70% | 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 | |
| 2023.07.17 | Najdorf Memorial | 7.17 | 2023.07.17 Tsiapko, Andrii (34105298) (1996) | 0 | 82.90% | 1. d4 d5 2. c4 e6 3. Nc3 Nf6 | |
| 2023.07.16 | Najdorf Memorial | 6.21 | 2023.07.16 Markuszewski, Maksymilian (651018306) (2039) | 1 | 89.80% | 1. d4 d5 2. c4 dxc4 3. e3 Nf6 | |
| 2023.07.15 | Najdorf Memorial | 5.6 | 2023.07.15 Jakubowski, Krzysztof (2486) | 0 | 83.90% | 1. Nf3 Nf6 2. g3 d5 3. Bg2 e6 | |
| 2023.07.14 | Najdorf Memorial | 4.5 | 2023.07.14 Sieciechowicz, Marcin (1130170) (2395) | 0 | 83.90% | 1. e4 c5 2. Nf3 d6 3. Bb5+ Nd7 | |
| 2023.07.14 | Najdorf Memorial | 3.6 | 2023.07.14 Gagare, Shardul (5037883) (2480) | ½ | 95.50% | 1. e4 c5 2. c3 d5 3. exd5 Qxd5 | |
| 2023.07.12 | Najdorf Memorial | 2.5 | 2023.07.12 Jarmula, Lukasz (1160664) (2435) | 1 | 97.90% | 1. d4 Nf6 2. Nc3 d5 3. Bf4 a6 | |
| 2023.07.11 | Najdorf Memorial | 1.30 | 2023.07.11 Majocha, Piotr (1190342) (1979) | 1 | 95.60% | 1. e4 e6 2. d4 d5 3. e5 c5 | |
| 2023.07.02 | Festival Bydgoszcz ELO > 2000 | 9.26 | 2023.07.02 Golis, Wiktor (21055874) (1987) | 0 | 88.60% | 1. d4 d5 2. Nf3 e6 3. Bf4 c5 | |
| 2023.07.01 | Festival Bydgoszcz ELO > 2000 | 8.26 | 2023.07.01 Karut, Kacper (21861382) (1954) | ½ | 96.00% | 1. e4 e5 2. Nf3 Nc6 3. Bb5 f5 | |
| 2023.07.01 | Festival Bydgoszcz ELO > 2000 | 7.29 | 2023.07.01 Majek, Kacper (21887756) (2083) | 1 | 95.30% | 1. d4 d5 2. Bf4 c5 3. e3 Nc6 | |
| 2023.06.29 | Festival Bydgoszcz ELO > 2000 | 6.24 | 2023.06.29 Fishchuk, Vladyslav (34122117) (2276) | 0 | 85.20% | 1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 | |
| 2023.06.28 | Festival Bydgoszcz ELO > 2000 | 5.31 | 2023.06.28 Sliwerski, Radoslaw (1115308) (1984) | 1 | 94.20% | 1. e4 c5 2. Nf3 d6 3. Bb5+ Nd7 | |
| 2023.06.27 | Festival Bydgoszcz ELO > 2000 | 4.29 | 2023.06.27 Smietanska, Wiktoria (21869359) (1936) | 0 | 78.20% | 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 | |
| 2023.06.26 | Festival Bydgoszcz ELO > 2000 | 3.14 | 2023.06.26 Kucza, Karol (1159755) (2345) | 0 | 88.40% | 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 | |
| 2023.06.25 | Festival Bydgoszcz ELO > 2000 | 2.34 | 2023.06.25 Starosciak, Szymon (21895848) (1928) | 1 | 93.60% | 1. c4 Nf6 2. Nc3 g6 3. d4 Bg7 | |
| 2023.06.24 | Festival Bydgoszcz ELO > 2000 | 1.9 | 2023.06.24 Czarnota, Pawel (2502) | 0 | 83.80% | 1. e4 c5 2. c3 d5 3. exd5 Qxd5 | |
| Rubinstein Chess Festival 2025 - OPEN A | 9.7 | Kucza, Karol (1159755) (2264) | ½ | 98.80% | 1. d4 d5 2. c4 dxc4 3. Nf3 Nf6 | ||
| Rubinstein Chess Festival 2025 - OPEN A | 8.3 | Piekielny, Pawel (21838828) (2280) | 0 | 85.10% | 1. e4 e6 2. d4 d5 3. Bd3 dxe4 | ||
| Rubinstein Chess Festival 2025 - OPEN A | 7.5 | Zdybel, Przemyslaw (21877882) (2249) | 1 | 92.90% | 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 | ||
| Rubinstein Chess Festival 2025 - OPEN A | 6.5 | Marszalek, Maciej (1119095) (2286) | ½ | 96.30% | 1. e4 c5 2. c3 d5 3. exd5 Qxd5 | ||
| Rubinstein Chess Festival 2025 - OPEN A | 5.12 | Wydmanski, Szymon (21866759) (1973) | 1 | 93.80% | 1. e4 c6 2. d4 d5 3. Nc3 dxe4 | ||
| Rubinstein Chess Festival 2025 - OPEN A | 4.5 | Gibala, Adam (21070288) (2300) | ½ | 89.80% | 1. Nf3 d5 2. g3 Bg4 3. Bg2 c6 | ||
| Rubinstein Chess Festival 2025 - OPEN A | 3.17 | Skrzyczek, Tomasz (1127853) (1902) | 1 | 95.60% | 1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 | ||
| Rubinstein Chess Festival 2025 - OPEN A | 2.17 | Leszczewicz, Karol (21004510) (1936) | ½ | 91.10% | 1. d4 Nf6 2. Nf3 e6 3. Bf4 c5 | ||
| Rubinstein Chess Festival 2025 - OPEN A | 1.26 | Zeissel, Andrzej (21829926) (1979) | 1 | 90.10% | 1. e4 c5 2. c3 Nf6 3. e5 Nd5 | ||
| wroclaw OPEN A | 9.14 | Kowalski, Witold (21041903) (2069) | 0 | 85.60% | 1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 | ||
| wroclaw OPEN A | 8.17 | Lambrecht, Tomasz (21860017) (2033) | ½ | 87.60% | 1. e4 c5 2. c3 Nf6 3. e5 Nd5 | ||
| wroclaw OPEN A | 7.13 | Zhuk, Ivan (2009) | 0 | 88.70% | 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 | ||
| wroclaw OPEN A | 6.13 | Wieckowski, Michal (21853100) (2088) | ½ | 91.30% | 1. e4 e6 2. d4 d5 3. e5 c5 | ||
| wroclaw OPEN A | 5.8 | Osinski, Emil (1127047) (2208) | 0 | 88.20% | 1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 | ||
| wroclaw OPEN A | 3.3 | Lechowski, Witold (21040338) (1964) | ½ | 96.20% | 1. e4 e5 2. Nf3 Nc6 3. d4 exd4 | ||
| wroclaw OPEN A | 2.1 | Maerevoet, Sim (241725) (2453) | ½ | 97.40% | 1. c4 e6 2. Nc3 d5 3. d4 Nf6 | ||
| wroclaw OPEN A | 1.14 | Tomic, Stjepan (2014) | 1 | 97.60% | 1. e4 c6 2. d4 d5 3. Nc3 g6 | ||
| Jonkoping Chess Festival 2025 - Standard Open | 9.2 | Josse, Mark (414476) (2113) | ½ | - | 1. c4 e6 2. Nf3 d5 3. g3 d4 |