Player profile
Chojnacki, Kevin
Dossier
32 of 33 games analyzed.
Accuracy: 86%
Opened Nf3: 15/16Opened b3: 1/16
Castled kingside: 26Same-side castling: 24Castled queenside: 3Opposite-side castling: 2Did not castle: 2
Fianchettoed kingside: 23Fianchettoed queenside: 12Played on the queenside: 9Played on the kingside: 8Played in the center: 7
Backward pawn: 27Initiated exchanges: 24Sacrificed material: 21Missed tactics: 19Space advantage: 18Isolated pawn: 16Kept the bishop pair: 13Active pieces: 13Played gambits: 5Avoided exchanges: 4
Openings
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As White 17 games 3W 5D 9L
Zukertort Opening 8 games 2W 3D 3L
(unspecified) 3 games 0W 1D 2L
(unspecified)
3 games
0W
1D
2L
Sicilian Invitation 2 games 1W 1D 0L
(unspecified)
2 games
1W
1D
0L
Slav Invitation 1 game 0W 0D 1L
(unspecified)
1 game
0W
0D
1L
Reversed Grünfeld 1 game 0W 1D 0L
(unspecified)
1 game
0W
1D
0L
Basman Defense 1 game 1W 0D 0L
(unspecified)
1 game
1W
0D
0L
King's Indian Attack 2 games 1W 0D 1L
Symmetrical Defense 2 games 1W 0D 1L
(unspecified)
2 games
1W
0D
1L
English Opening 2 games 0W 0D 2L
Agincourt Defense 1 game 0W 0D 1L
(unspecified)
1 game
0W
0D
1L
King's English Variation 1 game 0W 0D 1L
(unspecified)
1 game
0W
0D
1L
Réti Opening 2 games 0W 1D 1L
Advance Variation 2 games 0W 1D 1L
(unspecified)
2 games
0W
1D
1L
Indian Defense 1 game 0W 0D 1L
Spielmann-Indian 1 game 0W 0D 1L
(unspecified)
1 game
0W
0D
1L
Catalan Opening 1 game 0W 1D 0L
Tarrasch Defense 1 game 0W 1D 0L
(unspecified)
1 game
0W
1D
0L
Nimzo-Larsen Attack 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
(unspecified)
1 game
0W
0D
1L
As Black 15 games 3W 5D 7L
Alekhine Defense 7 games 2W 2D 3L
Scandinavian Variation 4 games 2W 2D 0L
(unspecified)
4 games
2W
2D
0L
(unspecified) 2 games 0W 0D 2L
(unspecified)
2 games
0W
0D
2L
Exchange Variation 1 game 0W 0D 1L
(unspecified)
1 game
0W
0D
1L
Benoni Defense 1 game 0W 0D 1L
Classical Variation 1 game 0W 0D 1L
Main Line
1 game
0W
0D
1L
Modern Defense 1 game 0W 1D 0L
Beefeater Variation 1 game 0W 1D 0L
(unspecified)
1 game
0W
1D
0L
English Opening 1 game 0W 0D 1L
Anglo-Indian Defense 1 game 0W 0D 1L
King's Indian Formation
1 game
0W
0D
1L
Indian Defense 1 game 1W 0D 0L
Accelerated London System 1 game 1W 0D 0L
(unspecified)
1 game
1W
0D
0L
Trompowsky Attack 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
(unspecified)
1 game
0W
0D
1L
Owen Defense 1 game 0W 1D 0L
(unspecified) 1 game 0W 1D 0L
(unspecified)
1 game
0W
1D
0L
Blackmar-Diemer Gambit 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
(unspecified)
1 game
0W
0D
1L
East Indian Defense 1 game 0W 1D 0L
(unspecified) 1 game 0W 1D 0L
(unspecified)
1 game
0W
1D
0L
Blunders Top 4 of 198
This player's costliest moves in analyzed games. Can you find the winning move?
Games Showing all 33 games
| Date | Event | Round | Color | Opponent | Result | Accuracy % | First moves |
|---|---|---|---|---|---|---|---|
| NaN-NaN-NaN | exe:Slovakia Open | 1.22 | NaN-NaN-NaN Pietrzak, Tomasz (1194690) (2042) | 0 | 88.30% | 1. d4 Nf6 2. c4 b6 3. Nc3 Bb7 | |
| 2026.08.21 | Rubinstein E | 7.24 | 2026.08.21 Wasylkiewicz, Andrzej (1116550) (1780) | ½ | 87.50% | 1. Nf3 c5 2. g3 Nc6 3. Bg2 e5 | |
| 2026.08.18 | Rubinstein E | 4.23 | 2026.08.18 Stadnicki, Andrzej (21041369) (1858) | 0 | 80.20% | 1. d4 Nf6 2. c4 c5 3. d5 e6 | |
| 2026.08.17 | 62. Miedzynarodowy Festiwal Szachowy im. Akiby Rubinsteina -OPEN E | 3.22 | 2026.08.17 Krasowski, Slawomir (1113160) (1869) | ½ | 88.30% | 1. Nf3 Nf6 2. g3 d6 3. d4 c5 | |
| 2026.08.15 | Rubinstein C | 1.11 | 2026.08.15 Szylko, Waldemar (1125338) (1978) | 0 | 87.50% | 1. Nf3 c6 2. g3 f5 3. d3 d6 | |
| 2025.07.16 | Piestany | 9.24 | 2025.07.16 Janouskova, Adela (23709804) (1844) | ½ | 80.20% | 1. e4 Nf6 2. Nc3 d5 3. exd5 Nxd5 | |
| 2025.07.15 | Piestany | 8.16 | 2025.07.15 Kapolkova, Greta (14955555) (1909) | 0 | - | 1. Nf3 Nf6 2. d4 c5 3. g3 cxd4 | |
| 2025.07.14 | Piestany | 7.17 | 2025.07.14 Sekera, Timotej (14988267) (1894) | ½ | 94.60% | 1. d4 g6 2. c4 Bg7 3. Nc3 c5 | |
| 2025.07.13 | Piestany | 6.9 | 2025.07.13 Gollner, Martin (14959569) (1959) | 0 | 86.50% | 1. Nf3 Nf6 2. g3 g6 3. b3 Bg7 | |
| 2025.07.12 | Piestany | 5.13 | 2025.07.12 Carnecky, Viliam (14955598) (1930) | 1 | 89.80% | 1. e4 Nf6 2. Nc3 d5 3. exd5 Nxd5 | |
| 2025.07.09 | Piestany | 2.42 | 2025.07.09 Kulka, Michal (14992418) (1482) | 1 | 92.70% | 1. Nf3 Nf6 2. g3 g6 3. b3 Bg7 | |
| 2025.02.23 | Pohar L.Stura | 7.15 | 2025.02.23 Veres, Alex (14976080) (1699) | ½ | 93.10% | 1. Nf3 Nf6 2. g3 d5 3. Bg2 c5 | |
| 2025.02.23 | Pohar L.Stura | 6.12 | 2025.02.23 Chlpek, Daniel (14940698) (2039) | 0 | 88.70% | 1. c4 Nf6 2. Nf3 g6 3. g3 Bg7 | |
| 2025.02.22 | Pohar L.Stura | 5.19 | 2025.02.22 Grom, Stanislav (14915243) (1846) | 1 | 90.40% | 1. d4 Nf6 2. Bf4 c5 3. c3 cxd4 | |
| 2025.02.22 | Pohar L.Stura | 4.16 | 2025.02.22 Novomeska, Karin (14952300) (2006) | ½ | 95.70% | 1. Nf3 d5 2. g3 c5 3. Bg2 Nc6 | |
| 2025.02.21 | Pohar L.Stura | 3.23 | 2025.02.21 Segeda, Milos (14966824) (1519) | 1 | 87.10% | 1. Nf3 h6 2. b3 Nc6 3. Bb2 d6 | |
| 2025.02.21 | Pohar L.Stura | 2.16 | 2025.02.21 Sekera, Timotej (14988267) (1802) | 0 | 82.70% | 1. e4 Nf6 2. e5 Nd5 3. d4 Nb6 | |
| 2025.02.20 | Pohar L.Stura | 1.14 | 2025.02.20 Galla, Richard (14948672) (1960) | 0 | 79.50% | 1. Nf3 d5 2. c4 e6 3. b3 Nf6 | |
| 2024.09.16 | exe:Slovakia Open | 3.33 | 2024.09.16 Palka, Dominika Katarzyna (1153862) (1799) | 0 | 75.30% | 1. d4 Nf6 2. Bg5 h6 3. Bxf6 exf6 | |
| 2024.09.15 | exe:Slovakia Open | 2.27 | 2024.09.15 Kebbedies, Frank (24606944) (1878) | 0 | 73.10% | 1. Nf3 d6 2. c4 e5 3. Nc3 f5 | |
| 2024.07.16 | Slovakia chess open PN 24 | 8.27 | 2024.07.16 Novomeska, Karin (14952300) (1835) | 0 | 87.00% | 1. Nf3 d5 2. c4 d4 3. e3 c5 | |
| 2024.07.12 | Slovakia chess open PN 24 | 4.27 | 2024.07.12 Nowak, Maciej (21028699) (1835) | 0 | 83.50% | 1. Nf3 Nf6 2. g3 d6 3. c4 e5 | |
| 2024.07.11 | Slovakia chess open PN 24 | 3.25 | 2024.07.11 Stanko, Ivan (14902427) (1829) | ½ | 96.00% | 1. e4 b6 2. d4 Bb7 3. Bd3 e6 | |
| 2024.07.09 | Slovakia chess open PN 24 | 1.17 | 2024.07.09 Sosovickova, Jana (14944596) (1964) | 0 | 88.50% | 1. e4 Nf6 2. e5 Nd5 3. d4 Nb6 | |
| 2024.03.05 | Pohar L.Stura | 9.13 | 2024.03.05 Smolka, Robert (1158880) (1620) | 0 | 65.10% | 1. e4 d5 2. d4 Nf6 3. e5 Nfd7 | |
| 2024.03.05 | Pohar L.Stura | 8.12 | 2024.03.05 Loffay, Pavol (14971240) (1753) | 0 | 80.10% | 1. b3 d6 2. Bb2 Nf6 3. d4 g6 | |
| 2024.03.04 | Pohar L.Stura | 7.15 | 2024.03.04 Pham, Quan (1698060) | 1 | 85.60% | 1. e4 Nf6 2. Nc3 d5 3. e5 Nfd7 | |
| 2024.03.04 | Pohar L.Stura | 6.8 | 2024.03.04 Kukla, Tomas (14913267) (1864) | 0 | 81.40% | 1. Nf3 Nf6 2. g3 c5 3. Bg2 d5 | |
| 2024.03.03 | Pohar L.Stura | 5.10 | 2024.03.03 Pietrucha, Jaroslaw (1170481) (1781) | ½ | 87.70% | 1. e4 Nf6 2. Nc3 d5 3. exd5 Nxd5 | |
| 2024.03.03 | Pohar L.Stura | 4.11 | 2024.03.03 Petrik, Matus (266400) (1812) | ½ | 92.90% | 1. Nf3 d5 2. c4 d4 3. e3 Nc6 | |
| 2024.03.02 | Pohar L.Stura | 3.7 | 2024.03.02 Bucor, Mark (14976340) (1852) | 0 | 85.10% | 1. e4 Nf6 2. e5 Nd5 3. d4 Nb6 | |
| 2024.03.02 | Pohar L.Stura | 2.10 | 2024.03.02 Smetana, Peter (14961946) (1993) | 1 | 88.60% | 1. Nf3 c5 2. b3 Nc6 3. Bb2 d6 | |
| 2024.03.01 | Pohar L.Stura | 1.9 | 2024.03.01 Hasala, Richard (14969157) (1935) | ½ | 92.80% | 1. d4 Nf6 2. Nf3 g6 3. e3 c5 |