Player profile
Kolodziejczyk, Boris
Dossier
99 of 99 games analyzed.
Accuracy: 90.9%
Opened e4: 34/50Opened Nf3: 8/50Opened c4: 6/50Opened g3: 1/50Opened d4: 1/50
Castled kingside: 87Same-side castling: 79Opposite-side castling: 8Castled queenside: 5Did not castle: 3
Fianchettoed kingside: 53Played on the kingside: 29Played in the center: 25Played on the queenside: 22Fianchettoed queenside: 18
Active pieces: 72Backward pawn: 68Initiated exchanges: 66Sacrificed material: 60Kept the bishop pair: 51Space advantage: 45Isolated pawn: 42Missed tactics: 25Played gambits: 13Avoided exchanges: 12
Openings
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As White 50 games 29W 9D 12L
Sicilian Defense 21 games 12W 5D 4L
Nyezhmetdinov-Rossolimo Attack 9 games 5W 2D 2L
(unspecified)
7 games
4W
1D
2L
Fianchetto Variation
2 games
1W
1D
0L
Moscow Variation 6 games 3W 2D 1L
(unspecified)
4 games
1W
2D
1L
Main Line
2 games
2W
0D
0L
French Variation 4 games 3W 0D 1L
Westerinen Attack
3 games
3W
0D
0L
Open
1 game
0W
0D
1L
Modern Variations 1 game 0W 1D 0L
(unspecified)
1 game
0W
1D
0L
Nimzowitsch Variation 1 game 1W 0D 0L
(unspecified)
1 game
1W
0D
0L
English Opening 6 games 2W 0D 4L
Anglo-Indian Defense 5 games 2W 0D 3L
King's Indian Formation
5 games
2W
0D
3L
Symmetrical Variation 1 game 0W 0D 1L
Three Knights Variation
1 game
0W
0D
1L
Ruy Lopez 5 games 4W 0D 1L
Morphy Defense 2 games 1W 0D 1L
Neo-Arkhangelsk Variation
1 game
0W
0D
1L
Arkhangelsk Variation
1 game
1W
0D
0L
Closed 2 games 2W 0D 0L
Pilnik Variation
1 game
1W
0D
0L
Averbakh Variation
1 game
1W
0D
0L
Berlin Defense 1 game 1W 0D 0L
Rio Gambit Accepted
1 game
1W
0D
0L
Zukertort Opening 3 games 2W 0D 1L
Sicilian Invitation 1 game 0W 0D 1L
(unspecified)
1 game
0W
0D
1L
Pirc Invitation 1 game 1W 0D 0L
(unspecified)
1 game
1W
0D
0L
Reversed Grünfeld 1 game 1W 0D 0L
(unspecified)
1 game
1W
0D
0L
King's Indian Attack 2 games 1W 1D 0L
Sicilian Variation 2 games 1W 1D 0L
(unspecified)
2 games
1W
1D
0L
Philidor Defense 2 games 0W 2D 0L
Lion Variation 2 games 0W 2D 0L
(unspecified)
2 games
0W
2D
0L
Caro-Kann Defense 2 games 1W 1D 0L
Two Knights Attack 2 games 1W 1D 0L
(unspecified)
1 game
1W
0D
0L
Mindeno Variation, Exchange Line
1 game
0W
1D
0L
King's Indian Attack, with e6 2 games 2W 0D 0L
(unspecified) 2 games 2W 0D 0L
(unspecified)
2 games
2W
0D
0L
French Defense 2 games 1W 0D 1L
Classical Variation 1 game 1W 0D 0L
Burn Variation, Main Line
1 game
1W
0D
0L
Alekhine-Chatard Attack 1 game 0W 0D 1L
Breyer Variation
1 game
0W
0D
1L
Four Knights Game 1 game 1W 0D 0L
Spanish Variation 1 game 1W 0D 0L
Rubinstein Variation, Henneberger Variation
1 game
1W
0D
0L
Hungarian Opening 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
(unspecified)
1 game
1W
0D
0L
Tarrasch Defense 1 game 0W 0D 1L
Dubov Tarrasch 1 game 0W 0D 1L
(unspecified)
1 game
0W
0D
1L
Neo-Grünfeld Defense 1 game 1W 0D 0L
Classical Variation 1 game 1W 0D 0L
Original Defense
1 game
1W
0D
0L
Scotch Game 1 game 1W 0D 0L
Mieses Variation 1 game 1W 0D 0L
(unspecified)
1 game
1W
0D
0L
As Black 45 games 25W 7D 13L
Sicilian Defense 21 games 12W 2D 7L
Lasker-Pelikan Variation 6 games 3W 1D 2L
Sveshnikov Variation, Chelyabinsk Variation
4 games
2W
1D
1L
(unspecified)
1 game
0W
0D
1L
Sveshnikov Variation, Peresypkin's Sacrifice
1 game
1W
0D
0L
Accelerated Dragon 5 games 3W 1D 1L
Maróczy Bind
2 games
1W
1D
0L
Modern Bc4 Variation
1 game
1W
0D
0L
Modern Variation
1 game
0W
0D
1L
Maróczy Bind, Breyer Variation
1 game
1W
0D
0L
Nyezhmetdinov-Rossolimo Attack 3 games 2W 0D 1L
Fianchetto Variation
3 games
2W
0D
1L
Dragon Variation 2 games 1W 0D 1L
Yugoslav Attack, Modern Line
2 games
1W
0D
1L
Richter-Rauzer Variation 1 game 0W 0D 1L
Dragon Variation
1 game
0W
0D
1L
Hyperaccelerated Dragon 1 game 1W 0D 0L
(unspecified)
1 game
1W
0D
0L
Alapin Variation 1 game 1W 0D 0L
Barmen Defense
1 game
1W
0D
0L
Closed 1 game 1W 0D 0L
Traditional
1 game
1W
0D
0L
Smith-Morra Gambit 1 game 0W 0D 1L
(unspecified)
1 game
0W
0D
1L
King's Indian Defense 8 games 3W 2D 3L
Normal Variation 3 games 1W 1D 1L
(unspecified)
2 games
1W
0D
1L
Standard Development
1 game
0W
1D
0L
Orthodox Variation 3 games 1W 1D 1L
(unspecified)
3 games
1W
1D
1L
(unspecified) 1 game 1W 0D 0L
(unspecified)
1 game
1W
0D
0L
Makogonov Variation 1 game 0W 0D 1L
(unspecified)
1 game
0W
0D
1L
Alekhine Defense 6 games 3W 1D 2L
Modern Variation 3 games 1W 1D 1L
Alburt Variation
3 games
1W
1D
1L
Scandinavian Variation 1 game 0W 0D 1L
(unspecified)
1 game
0W
0D
1L
Exchange Variation 1 game 1W 0D 0L
(unspecified)
1 game
1W
0D
0L
Four Pawns Attack 1 game 1W 0D 0L
(unspecified)
1 game
1W
0D
0L
French Defense 4 games 3W 1D 0L
Winawer Variation 2 games 1W 1D 0L
Portisch-Hook Variation
1 game
0W
1D
0L
Alekhine-Maróczy Gambit
1 game
1W
0D
0L
Advance Variation 1 game 1W 0D 0L
Paulsen Attack
1 game
1W
0D
0L
Tarrasch Variation 1 game 1W 0D 0L
Open System, Euwe-Keres Line
1 game
1W
0D
0L
Zukertort Opening 1 game 1W 0D 0L
Sicilian Invitation 1 game 1W 0D 0L
(unspecified)
1 game
1W
0D
0L
Old Indian Defense 1 game 1W 0D 0L
Ukrainian Variation 1 game 1W 0D 0L
(unspecified)
1 game
1W
0D
0L
Caro-Kann Defense 1 game 0W 0D 1L
Exchange Variation 1 game 0W 0D 1L
(unspecified)
1 game
0W
0D
1L
Queen's Gambit Declined 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
(unspecified)
1 game
1W
0D
0L
Trompowsky Attack 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
(unspecified)
1 game
1W
0D
0L
Queen's Pawn Game 1 game 0W 1D 0L
Symmetrical Variation 1 game 0W 1D 0L
(unspecified)
1 game
0W
1D
0L
Blunders Top 4 of 422
This player's costliest moves in analyzed games. Can you find the winning move?
Games Showing all 99 games
| Date | Event | Round | Color | Opponent | Result | Accuracy % | First moves |
|---|---|---|---|---|---|---|---|
| 2026.08.05 | Round 8: Kolodziejczyk, Boris - Zhauynbay, Alimzhan | 12.4 | 2026.08.05 Zhauynbay, Alimzhan (13782657) (2171) | 0 | 87.70% | 1. c4 Nf6 2. Nf3 g6 3. g3 Bg7 | |
| 2026.08.05 | Round 7: Zhauynbay, Alimzhan - Kolodziejczyk, Boris | 11.4 | 2026.08.05 Zhauynbay, Alimzhan (13782657) (2171) | 0 | 86.70% | 1. e4 Nf6 2. e5 Nd5 3. d4 d6 | |
| 2026.08.05 | Round 6: Kolodziejczyk, Boris - Zhauynbay, Alimzhan | 10.4 | 2026.08.05 Zhauynbay, Alimzhan (13782657) (2171) | 0 | 77.50% | 1. c4 Nf6 2. Nf3 g6 3. g3 Bg7 | |
| 2026.08.05 | Round 5: Zhauynbay, Alimzhan - Kolodziejczyk, Boris | 9.4 | 2026.08.05 Zhauynbay, Alimzhan (13782657) (2171) | 0 | 85.70% | 1. e4 Nf6 2. Nc3 d5 3. exd5 Nxd5 | |
| 2026.08.05 | Round 4: Kolodziejczyk, Boris - Zhauynbay, Alimzhan | 8.4 | 2026.08.05 Zhauynbay, Alimzhan (13782657) (2171) | 0 | 78.10% | 1. c4 c5 2. Nf3 Nf6 3. Nc3 g6 | |
| 2026.08.05 | Round 3: Zhauynbay, Alimzhan - Kolodziejczyk, Boris | 7.4 | 2026.08.05 Zhauynbay, Alimzhan (13782657) (2171) | 1 | 85.40% | 1. e4 c5 2. Nf3 d6 3. d4 cxd4 | |
| 2026.08.05 | Round 2: Kolodziejczyk, Boris - Zhauynbay, Alimzhan | 6.4 | 2026.08.05 Zhauynbay, Alimzhan (13782657) (2171) | 1 | 84.40% | 1. c4 Nf6 2. Nf3 g6 3. g3 Bg7 | |
| 2026.08.05 | Round 1: Zhauynbay, Alimzhan - Kolodziejczyk, Boris | 5.4 | 2026.08.05 Zhauynbay, Alimzhan (13782657) (2171) | 1 | 93.50% | 1. Nf3 c5 2. g3 Nc6 3. Bg2 g6 | |
| 2026.08.04 | Round 4: Zhauynbay, Alimzhan - Kolodziejczyk, Boris | 4.4 | 2026.08.04 Zhauynbay, Alimzhan (13782657) (2105) | 0 | 81.20% | 1. e4 c5 2. Nf3 d6 3. d4 cxd4 | |
| 2026.08.04 | Round 3: Kolodziejczyk, Boris - Zhauynbay, Alimzhan | 3.4 | 2026.08.04 Zhauynbay, Alimzhan (13782657) (2105) | 0 | 87.10% | 1. c4 Nf6 2. Nf3 g6 3. g3 Bg7 | |
| 2026.08.04 | Round 2: Zhauynbay, Alimzhan - Kolodziejczyk, Boris | 2.4 | 2026.08.04 Zhauynbay, Alimzhan (13782657) (2105) | 0 | 70.00% | 1. e4 c5 2. Nf3 d6 3. d4 cxd4 | |
| 2026.08.04 | Round 1: Kolodziejczyk, Boris - Zhauynbay, Alimzhan | 1.4 | 2026.08.04 Zhauynbay, Alimzhan (13782657) (2105) | 1 | 93.80% | 1. c4 Nf6 2. Nf3 g6 3. g3 Bg7 | |
| 2026.06.27 | Round 11: Kolodziejczyk, Boris - Zhauynbay, Alimzhan | 11.3 | 2026.06.27 Zhauynbay, Alimzhan (13782657) (2240) | 1 | 96.00% | 1. e4 c5 2. Nf3 Nc6 3. Bb5 e6 | |
| 2026.06.26 | Round 10: Advik Amit Agrawal - Kolodziejczyk, Boris | 10.3 | 2026.06.26 Advik Amit Agrawal (48753629) (2382) | ½ | 96.60% | 1. e4 e6 2. d4 d5 3. Nc3 Bb4 | |
| 2026.06.25 | Round 9: Pradeep, Harshill - Kolodziejczyk, Boris | 9.5 | 2026.06.25 Pradeep, Harshill (34629513) (2130) | 1 | 94.50% | 1. e4 c5 2. Nf3 Nc6 3. Bb5 g6 | |
| 2026.06.24 | Round 8: Kolodziejczyk, Boris - Anetov, Amirzhan | 8.6 | 2026.06.24 Anetov, Amirzhan (13784951) (2099) | 1 | 98.80% | 1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 | |
| 2026.06.23 | FIDE World Cadets Cup, O12 | 7.8 | 2026.06.23 Bakhyt, Rauan (13784960) (2015) | 1 | 96.90% | 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 | |
| 2026.06.21 | Round 6: Kolodziejczyk, Boris - Zhelonkin, Kirill Mikh | 6.13 | 2026.06.21 Zhelonkin, Kirill Mikh (55685617) (1876) | 1 | 91.60% | 1. e4 c5 2. Nf3 d6 3. Bb5+ Nd7 | |
| 2026.06.20 | Round 5: Kolodziejczyk, Boris - Ghonghadze, Alexandre | 5.9 | 2026.06.20 Ghonghadze, Alexandre (13644343) (1951) | 0 | 91.50% | 1. e4 c5 2. Nf3 e6 3. d4 cxd4 | |
| 2026.06.19 | Round 4: Szantai, Andras - Kolodziejczyk, Boris | 4.10 | 2026.06.19 Szantai, Andras (17023165) (1903) | 1 | 91.30% | 1. d4 Nf6 2. c4 d6 3. Nc3 e5 | |
| 2026.06.18 | Round 3: Kolodziejczyk, Boris - Abhinav Anand | 3.7 | 2026.06.18 Abhinav Anand (33397481) (2028) | 0 | 83.50% | 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 | |
| 2026.06.17 | Round 2: Orman, Attila - Kolodziejczyk, Boris | 2.7 | 2026.06.17 Orman, Attila (13456458) (1911) | 1 | 91.20% | 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 | |
| 2026.06.16 | Round 1: Kolodziejczyk, Boris - Alexandrakis, Vasileios Sp | 1.8 | 2026.06.16 Alexandrakis, Vasileios Sp (42157439) (1808) | 1 | 96.30% | 1. Nf3 Nf6 2. g3 e6 3. Bg2 Be7 | |
| 2026.04.20 | Round 2: Pawar, Paarth - Kolodziejczyk, Boris | 2.6 | 2026.04.20 Pawar, Paarth (653090748) (1800) | 1 | 98.00% | 1. e4 c5 2. Nf3 g6 3. d4 cxd4 | |
| 2026.04.15 | Round 9: Kolodziejczyk, Boris - Dichant, Titouan | 9.6 | 2026.04.15 Dichant, Titouan (651096099) (1949) | ½ | 81.00% | 1. e4 c5 2. Nf3 Nc6 3. Bb5 e6 | |
| 2026.04.15 | Round 8: Protopopescu, Luca - Kolodziejczyk, Boris | 8.6 | 2026.04.15 Protopopescu, Luca (651088894) (2080) | 1 | 92.90% | 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 | |
| 2026.04.15 | Round 7: Kolodziejczyk, Boris - Lobina, Thomas | 7.6 | 2026.04.15 Lobina, Thomas (651087979) (2015) | ½ | 96.00% | 1. e4 c5 2. Nf3 d6 3. Bc4 Nf6 | |
| 2026.04.15 | Round 6: Duong, Lucas - Kolodziejczyk, Boris | 6.6 | 2026.04.15 Duong, Lucas (652082296) (1858) | 1 | 97.40% | 1. e4 c5 2. Nf3 Nc6 3. c3 d5 | |
| 2026.04.15 | Round 5: Kolodziejczyk, Boris - Perouin, Simon | 5.6 | 2026.04.15 Perouin, Simon (653025873) (1868) | 1 | 96.20% | 1. e4 c5 2. Nf3 Nc6 3. Bb5 d6 | |
| 2026.04.15 | Round 4: Lyubimov, Ian - Kolodziejczyk, Boris | 4.6 | 2026.04.15 Lyubimov, Ian (80461786) (1926) | 1 | 94.10% | 1. e4 e6 2. d4 d5 3. Nc3 Bb4 | |
| 2026.04.15 | Round 3: Kolodziejczyk, Boris - Kirikov, Petr | 3.6 | 2026.04.15 Kirikov, Petr (527010627) (1862) | 1 | 92.40% | 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 | |
| 2026.04.15 | Round 1: Kolodziejczyk, Boris - Lamorelle, Alexey | 1.6 | 2026.04.15 Lamorelle, Alexey (651009838) (1718) | 1 | 97.10% | 1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 | |
| 2025.11.07 | Round 9: Kolodziejczyk, Boris - Yenokyan, Sergey | 9.10 | 2025.11.07 Yenokyan, Sergey (13321021) (1811) | 0 | 85.10% | 1. Nf3 c5 2. g3 Nc6 3. Bg2 g6 | |
| 2025.11.06 | Round 8: Triger, Eitan - Kolodziejczyk, Boris | 8.3 | 2025.11.06 Triger, Eitan (2853868) (2062) | 0 | 84.00% | 1. e4 c6 2. d4 d5 3. exd5 cxd5 | |
| 2025.11.05 | Round 7: Kolodziejczyk, Boris - Filindash, Nikita | 7.2 | 2025.11.05 Filindash, Nikita (34159983) (2174) | ½ | 77.30% | 1. e4 d6 2. d4 Nf6 3. Nc3 e5 | |
| 2025.11.04 | Round 6: Yildiz, Ali Aras - Kolodziejczyk, Boris | 6.2 | 2025.11.04 Yildiz, Ali Aras (51619822) (1882) | ½ | 96.30% | 1. e4 Nf6 2. e5 Nd5 3. d4 d6 | |
| 2025.11.01 | Round 4: Ejsymont, Eryk - Kolodziejczyk, Boris | 4.2 | 2025.11.01 Ejsymont, Eryk (21089779) (1982) | 1 | 99.40% | 1. e4 e6 2. d4 d5 3. e5 c5 | |
| 2025.10.31 | Round 3: Kolodziejczyk, Boris - Serafin, Franciszek | 3.4 | 2025.10.31 Serafin, Franciszek (21062641) (1957) | 1 | 94.70% | 1. e4 c6 2. Nc3 d5 3. Nf3 dxe4 | |
| 2025.10.30 | Round 2: Beniosev, Daniel - Kolodziejczyk, Boris | 2.8 | 2025.10.30 Beniosev, Daniel (11632674) (1958) | 1 | 93.50% | 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 | |
| 2025.10.29 | Round 1: Kolodziejczyk, Boris - Scheiber, Daniel Berndt | 1.10 | 2025.10.29 Scheiber, Daniel Berndt (1696610) (1852) | 1 | 96.20% | 1. Nf3 d6 2. g3 e5 3. Bg2 Be7 | |
| 2025.10.27 | Round 5: Kolodziejczyk, Boris - Uzdemir, Ali Poyraz | 5.1 | 2025.10.27 Uzdemir, Ali Poyraz (51619733) (2280) | ½ | 93.20% | 1. e4 c5 2. Nf3 Nc6 3. Bb5 g6 | |
| 2025.09.30 | Round 11: Kolodziejczyk, Boris - Stepanyan, Davit | 11.13 | 2025.09.30 Stepanyan, Davit (13320823) (2007) | 1 | 94.20% | 1. g3 d5 2. Bg2 e5 3. Nf3 Nc6 | |
| 2025.09.29 | Round 10: Primbetov, Nurassyl - Kolodziejczyk, Boris | 10.19 | 2025.09.29 Primbetov, Nurassyl (447010193) (1988) | 1 | 97.60% | 1. e4 Nf6 2. e5 Nd5 3. d4 d6 | |
| 2025.09.28 | Round 9: Kolodziejczyk, Boris - Aarav A | 9.10 | 2025.09.28 Aarav A (25162748) (2060) | 0 | 99.60% | 1. d4 d5 2. c4 e6 3. Nc3 c5 | |
| 2025.09.27 | Round 8: Bakyt, Ibrahim - Kolodziejczyk, Boris | 8.6 | 2025.09.27 Bakyt, Ibrahim (13792040) (1908) | ½ | 96.70% | 1. e4 c5 2. Nf3 g6 3. d4 cxd4 | |
| 2025.09.26 | Round 7: Kolodziejczyk, Boris - Adamovic, Nikola | 7.14 | 2025.09.26 Adamovic, Nikola (9211068) (1996) | 1 | 90.40% | 1. e4 c5 2. Nf3 Nc6 3. Bb5 Nf6 | |
| 2025.09.24 | Round 6: Yerzhanuly Yernur - Kolodziejczyk, Boris | 6.11 | 2025.09.24 Yerzhanuly Yernur (13780255) (2018) | ½ | 90.20% | 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 | |
| 2025.09.23 | Round 5: Kolodziejczyk, Boris - Somaraju, Sai Vivan Karthikeya | 5.14 | 2025.09.23 Somaraju, Sai Vivan Karthikeya (110033474) (1969) | ½ | 88.40% | 1. e4 c6 2. Nf3 d5 3. Nc3 Bg4 | |
| 2025.09.22 | Round 4: Makhanbetali, Dinmukhammed - Kolodziejczyk, Boris | 4.23 | 2025.09.22 Makhanbetali, Dinmukhammed (13798162) (1900) | 1 | 94.90% | 1. d4 d5 2. c4 e6 3. Nf3 a6 | |
| 2025.09.21 | Round 3: Kolodziejczyk, Boris - Trinh Nguyen Lam | 3.33 | 2025.09.21 Trinh Nguyen Lam (12427462) (1752) | 1 | 95.30% | 1. Nf3 d5 2. g3 Nf6 3. Bg2 e6 | |
| 2025.09.20 | Round 2: Xia, Jinnan - Kolodziejczyk, Boris | 2.11 | 2025.09.20 Xia, Jinnan (8653755) (1940) | 0 | 86.10% | 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 | |
| 2025.09.19 | Round 1: Kolodziejczyk, Boris - Sugraliyev, Akhmediyar | 1.14 | 2025.09.19 Mukhtaruly, Akhmediyar (13784714) (1763) | 1 | 89.70% | 1. e4 e6 2. d4 d5 3. Nc3 Nf6 | |
| 2025.07.02 | Game 2: Kolodziejczyk, Boris - Fisher, Timofey | 2.5 | 2025.07.02 Fisher, Timofey (55706320) (1938) | ½ | 98.60% | 1. e4 c5 2. Nf3 d6 3. Bb5+ Nd7 | |
| 2025.07.01 | Game 1: Fisher, Timofey - Kolodziejczyk, Boris | 1.5 | 2025.07.01 Fisher, Timofey (55706320) (1938) | 1 | 93.90% | 1. e4 e6 2. d4 d5 3. Nd2 c5 | |
| 2025.06.29 | Round 7: Kolodziejczyk, Boris - Bulgak, Damir | 7.1 | 2025.06.29 Bulgak, Damir (13528882) (2213) | ½ | 97.60% | 1. e4 c5 2. Nf3 d6 3. Bb5+ Nd7 | |
| 2025.06.28 | Round 6: Ayyappan, Santhosh - Kolodziejczyk, Boris | 6.4 | 2025.06.28 Ayyappan, Santhosh (30979870) (2070) | 1 | 97.80% | 1. e4 c5 2. Nf3 g6 3. d4 cxd4 | |
| 2025.06.27 | Round 5: Kolodziejczyk, Boris - Daniel Ajish | 5.4 | 2025.06.27 Daniel Ajish (33398968) (1926) | ½ | 93.10% | 1. Nf3 d5 2. g3 Nf6 3. Bg2 e6 | |
| 2025.06.26 | Round 4: Cyrus Eldho - Kolodziejczyk, Boris | 4.6 | 2025.06.26 Cyrus Eldho (33398941) (1836) | 1 | 92.40% | 1. e4 c5 2. Nc3 Nc6 3. Bb5 g6 | |
| 2025.06.25 | Round 3: Kolodziejczyk, Boris - Kuznetsov, Dmitry | 3.5 | 2025.06.25 Kuznetsov, Dmitry (55656536) (1789) | ½ | 90.20% | 1. e4 d6 2. d4 Nf6 3. Nc3 e5 | |
| 2025.06.24 | Round 2: Gusev, Daniil - Kolodziejczyk, Boris | 2.2 | 2025.06.24 Gusev, Daniil (55683886) (1890) | 0 | 91.00% | 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 | |
| 2025.06.23 | Round 1: Kolodziejczyk, Boris - Tsulaia, Giorgi | 1.2 | 2025.06.23 Tsulaia, Giorgi (13634925) (1723) | 1 | 95.50% | 1. Nf3 d5 2. g3 c5 3. Bg2 Nc6 | |
| 2025.06.14 | Round 2: Kolodziejczyk, Boris - Laurent-Paoli, Pierre | 2.7 | 2025.06.14 Laurent-Paoli, Pierre (26017962) (2521) | 0 | 84.90% | 1. e4 c5 2. Nf3 Nc6 3. Bb5 d6 | |
| 2025.06.09 | Round 4: Sagi, Elisha - Kolodziejczyk, Boris | 4.20 | 2025.06.09 Sagi, Elisha (2849640) (1987) | 0 | 84.70% | 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 | |
| 2025.06.08 | Round 2: Lequang, Enzo - Kolodziejczyk, Boris | 2.28 | 2025.06.08 Lequang, Enzo (551052911) (1881) | 1 | 76.30% | 1. d4 Nf6 2. Bg5 d5 3. e3 c5 | |
| 2025.06.01 | Round 4: Kolodziejczyk, Boris - Girel, Joseph | 11.7 | 2025.06.01 Girel, Joseph (36033561) (2501) | 0 | 89.30% | 1. e4 c5 2. Nf3 Nc6 3. Bb5 Nf6 | |
| 2025.05.31 | Round 3: Loiseau, Quentin - Kolodziejczyk, Boris | 10.31 | 2025.05.31 Loiseau, Quentin (665274) (2400) | ½ | 98.60% | 1. d4 d5 2. Nf3 Nf6 3. c3 g6 | |
| 2025.05.30 | Round 2: Boyer, Mahel - Kolodziejczyk, Boris | 9.30 | 2025.05.30 Boyer, Mahel (45102422) (2521) | 0 | 90.70% | 1. e4 c5 2. Nf3 Nc6 3. Bb5 g6 | |
| 2025.05.04 | Round 9: Kolodziejczyk, Boris - Rodriguez, Antoine | 9.49 | 2025.05.04 Rodriguez, Antoine (651074214) (1790) | 1 | 97.00% | 1. Nf3 Nf6 2. g3 d5 3. Bg2 e6 | |
| 2025.05.03 | Round 8: Llari, Marc - Kolodziejczyk, Boris | 8.46 | 2025.05.03 Llari, Marc (651044269) (2309) | 0 | 82.90% | 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 | |
| 2025.05.02 | Round 7: Kolodziejczyk, Boris - Gonzalez De Linares, Milan | 7.47 | 2025.05.02 Gonzalez De Linares, Milan (651022869) (1957) | 1 | 96.10% | 1. e4 c5 2. Nf3 Nc6 3. Bb5 g6 | |
| 2025.05.01 | Round 6: Charrier, Francois - Kolodziejczyk, Boris | 6.48 | 2025.05.01 Charrier, Francois (652032531) (1702) | 1 | 57.80% | 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 | |
| 2025.04.30 | Round 5: Kolodziejczyk, Boris - Huet, Ruben | 5.50 | 2025.04.30 Huet, Ruben (651088835) (1747) | 1 | 95.30% | 1. Nf3 Nf6 2. g3 g6 3. Bg2 Bg7 | |
| 2025.04.28 | Round 3: Kolodziejczyk, Boris - Mougenot, Sacha | 3.47 | 2025.04.28 Mougenot, Sacha (651050366) (1805) | 0 | 87.00% | 1. e4 e6 2. d4 d5 3. Nc3 Nf6 | |
| 2025.04.28 | Round 2: Heuty, Martin - Kolodziejczyk, Boris | 2.47 | 2025.04.28 Heuty, Martin (652052931) (1728) | 1 | 97.30% | 1. e4 Nf6 2. e5 Nd5 3. d4 d6 | |
| 2025.04.26 | Round 1: Kolodziejczyk, Boris - Laroussi, Khalil | 1.48 | 2025.04.26 Laroussi, Khalil (651091780) (1669) | 1 | 95.50% | 1. e4 c5 2. Nf3 d6 3. Bb5+ Bd7 | |
| 2024.11.26 | Round 11: Zabelin, Platon - Kolodziejczyk, Boris | 11.10 | 2024.11.26 Zabelin, Platon (55722849) (1870) | 1 | 87.20% | 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 | |
| 2024.11.25 | Round 10: Ling, Chenxuan - Kolodziejczyk, Boris | 10.6 | 2024.11.25 Ling, Chenxuan (30983118) (1967) | 0 | 95.10% | 1. d4 Nf6 2. c4 d6 3. Nc3 Nbd7 | |
| 2024.11.24 | Round 9: Kolodziejczyk, Boris - Azimov, Yasin | 9.8 | 2024.11.24 Azimov, Yasin (13453424) (1759) | 1 | 84.90% | 1. e4 c5 2. Nf3 e6 3. b3 a6 | |
| 2024.11.23 | Round 8: Zhu, Linxi - Kolodziejczyk, Boris | 8.3 | 2024.11.23 Zhu, Linxi (39900428) (2100) | 0 | 92.90% | 1. e4 c5 2. d4 cxd4 3. Qxd4 Nc6 | |
| 2024.11.22 | Round 7: Kolodziejczyk, Boris - Shogdzhiev, Roman | 7.1 | 2024.11.22 Shogdzhiev, Roman (55653537) (2202) | 0 | 87.90% | 1. e4 c5 2. Nf3 d6 3. Bb5+ Nd7 | |
| 2024.11.20 | Round 6: Kolodziejczyk, Boris - Bolashakov, Nurali | 6.3 | 2024.11.20 Bolashakov, Nurali (13792105) (2005) | 1 | 94.70% | 1. e4 c5 2. Nf3 e6 3. b3 a6 | |
| 2024.11.19 | Round 5: Tulegen, Ramazan - Kolodziejczyk, Boris | 5.4 | 2024.11.19 Tulegen, Ramazan (447009349) (1818) | 1 | 98.10% | 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 | |
| 2024.11.18 | Round 4: Kolodziejczyk, Boris - Nguyen Minh | 4.7 | 2024.11.18 Nguyen Minh (12430480) (1760) | 1 | 86.10% | 1. e4 c5 2. Nf3 Nf6 3. d3 d5 | |
| 2024.11.17 | Round 3: Akramov, Khusan - Kolodziejczyk, Boris | 3.17 | 2024.11.17 Akramov, Khusan (14223546) (1782) | 1 | 93.20% | 1. e4 c5 2. Nf3 Nc6 3. Bb5 g6 | |
| 2024.11.16 | Round 2: Kolodziejczyk, Boris - Button-Rabl, Jiban | 2.38 | 2024.11.16 Button-Rabl, Jiban (1692321) (1435) | 1 | 93.90% | 1. e4 e5 2. Nf3 Nc6 3. d4 exd4 | |
| 2024.11.15 | Round 1: Schettini Acuna, Massimo Matteo - Kolodziejczyk, Boris | 1.6 | 2024.11.15 Schettini Acuna, Massimo Matteo (144430256) (1703) | ½ | 86.80% | 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 | |
| 2024.08.31 | EYCC 2024 - O10 | 9.2 | 2024.08.31 Dayal, Samar (366111277) (1719) | 1 | 93.70% | 1. e4 c5 2. Nf3 d6 3. Bb5+ Bd7 | |
| 2024.08.30 | EYCC 2024 - O10 | 8.3 | 2024.08.30 Koyunoglu, Omer Alp (51616955) (1767) | 1 | 93.60% | 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 | |
| 2024.08.29 | EYCC 2024 - O10 | 7.6 | 2024.08.29 Chkhartishvili, Lazare (13637290) (1609) | 1 | 95.80% | 1. e4 c5 2. Nf3 Nc6 3. Bb5 e6 | |
| 2024.08.28 | EYCC 2024 - O10 | 6.1 | 2024.08.28 Uzdemir, Ali Poyraz (51619733) (2008) | 0 | 90.10% | 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 | |
| 2024.08.26 | EYCC 2024 - O10 | 5.1 | 2024.08.26 Li, Yunqi (34610618) (1968) | ½ | 85.30% | 1. d4 Nf6 2. Nf3 g6 3. c4 Bg7 | |
| 2024.08.25 | EYCC 2024 - O10 | 4.1 | 2024.08.25 Zhang, Junyi (494437) (1936) | 1 | 84.30% | 1. e4 c5 2. Nf3 e6 3. b3 Nc6 | |
| 2024.08.24 | EYCC 2024 - O10 | 3.2 | 2024.08.24 Gupta, Akul (1084194) (1853) | 1 | 88.50% | 1. e4 Nf6 2. e5 Nd5 3. d4 d6 | |
| 2024.08.23 | EYCC 2024 - O10 | 2.5 | 2024.08.23 Zargaran, Sepas (34625275) (1780) | 1 | 95.70% | 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 | |
| 2024.08.22 | EYCC 2024 - O10 | 1.6 | 2024.08.22 Krajnc, Maksim (14652528) (1651) | 1 | 97.90% | 1. e4 c5 2. Nf3 Nc6 3. c4 g6 | |
| 2023.09.11 | Round 6: Artem Hyron - Boris Kolodziejczyk | 2023.09.11 Artem Hyron | 0 | 83.20% | 1. d4 d5 2. Bf4 c5 3. e3 Nc6 | ||
| 2023.09.10 | Round 5: Boris Kolodziejczyk - Yanis-Andrei Ganea | 2023.09.10 Yanis-Andrei Ganea | ½ | 86.80% | 1. e4 e5 2. Nf3 Nc6 3. d4 exd4 | ||
| 2023.09.08 | Round 4: Lucas Rusu - Boris Kolodziejczyk | 2023.09.08 Lucas Rusu | ½ | 79.80% | 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 | ||
| 2023.09.07 | Round 3: Boris Kolodziejczyk - Leonard Belyaletdinov | 2023.09.07 Leonard Belyaletdinov | 1 | 92.30% | 1. e4 c6 2. Nf3 d5 3. Nc3 dxe4 |