Player profile
Wieczorek, Oskar
Dossier
41 of 50 games analyzed.
Accuracy: 92%
Opened Nf3: 11/13Opened e4: 1/13Opened c4: 1/13
Castled kingside: 20Same-side castling: 18Did not castle: 2
Fianchettoed kingside: 17Played on the queenside: 8Fianchettoed queenside: 5Played in the center: 5Played on the kingside: 5
Kept the bishop pair: 16Initiated exchanges: 15Space advantage: 15Backward pawn: 13Active pieces: 13Isolated pawn: 10Sacrificed material: 7Missed tactics: 4Avoided exchanges: 4Accepted short draws: 4
Openings
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As White 18 games 8W 8D 2L
King's Indian Attack 11 games 6W 3D 2L
Symmetrical Defense 5 games 3W 0D 2L
(unspecified)
5 games
3W
0D
2L
Double Fianchetto 2 games 1W 1D 0L
(unspecified)
2 games
1W
1D
0L
(unspecified) 2 games 1W 1D 0L
(unspecified)
2 games
1W
1D
0L
Yugoslav Variation 1 game 1W 0D 0L
(unspecified)
1 game
1W
0D
0L
Sicilian Variation 1 game 0W 1D 0L
(unspecified)
1 game
0W
1D
0L
Zukertort Opening 2 games 1W 1D 0L
(unspecified) 2 games 1W 1D 0L
(unspecified)
2 games
1W
1D
0L
King's Indian Attack, with e6 2 games 0W 2D 0L
(unspecified) 2 games 0W 2D 0L
(unspecified)
2 games
0W
2D
0L
Four Knights Game 1 game 0W 1D 0L
(unspecified) 1 game 0W 1D 0L
(unspecified)
1 game
0W
1D
0L
French Defense 1 game 1W 0D 0L
Tarrasch Variation 1 game 1W 0D 0L
Modern System
1 game
1W
0D
0L
English Opening 1 game 0W 1D 0L
King's English Variation 1 game 0W 1D 0L
Four Knights Variation, Flexible Line
1 game
0W
1D
0L
As Black 13 games 5W 2D 6L
Sicilian Defense 5 games 3W 0D 2L
Closed 2 games 1W 0D 1L
(unspecified)
2 games
1W
0D
1L
Lasker-Dunne Attack 1 game 0W 0D 1L
(unspecified)
1 game
0W
0D
1L
Najdorf Variation 1 game 1W 0D 0L
Opocensky Variation
1 game
1W
0D
0L
French Variation 1 game 1W 0D 0L
Westerinen Attack
1 game
1W
0D
0L
Caro-Kann Defense 2 games 1W 0D 1L
Alien Gambit 1 game 0W 0D 1L
(unspecified)
1 game
0W
0D
1L
Advance Variation 1 game 1W 0D 0L
Tal Variation
1 game
1W
0D
0L
King's Indian Defense 1 game 0W 0D 1L
Fianchetto Variation 1 game 0W 0D 1L
Simagin Variation
1 game
0W
0D
1L
Indian Defense 1 game 0W 1D 0L
Accelerated London System 1 game 0W 1D 0L
(unspecified)
1 game
0W
1D
0L
Philidor Defense 1 game 0W 0D 1L
Lion Variation 1 game 0W 0D 1L
(unspecified)
1 game
0W
0D
1L
Queen's Gambit Declined 1 game 0W 0D 1L
Exchange Variation 1 game 0W 0D 1L
Positional Variation
1 game
0W
0D
1L
Queen's Pawn Game 1 game 1W 0D 0L
Barry Attack 1 game 1W 0D 0L
(unspecified)
1 game
1W
0D
0L
Ruy Lopez 1 game 0W 1D 0L
Exchange Variation 1 game 0W 1D 0L
Normal Variation
1 game
0W
1D
0L
Blunders Top 4 of 119
This player's costliest moves in analyzed games. Can you find the winning move?
Games Showing all 50 games
| Date | Event | Round | Color | Opponent | Result | Accuracy % | First moves |
|---|---|---|---|---|---|---|---|
| 2026.10.03 | MP-Lubin2026 | 9.25 | 2026.10.03 Bilochenko, Matvii (41834062) (2044) | 1 | 75.00% | 1. Nf3 Nf6 2. g3 g6 3. b3 Bg7 | |
| 2026.10.03 | MP-Lubin2026 | 6.24 | 2026.10.03 Pekala, Dawid (21030570) (2027) | 0 | 89.80% | 1. e4 c5 2. g3 g6 3. Bg2 Bg7 | |
| 2026.10.03 | MP-Lubin2026 | 4.21 | 2026.10.03 Kiszkiel, Oskar (41842421) (2147) | 0 | 86.80% | 1. Nf3 Nf6 2. g3 g6 3. Bg2 Bg7 | |
| 2026.10.03 | MP-Lubin2026 | 1.25 | 2026.10.03 Bartoszewicz, Marcin (1131966) (1867) | ½ | 87.80% | 1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 | |
| 2026.04.28 | Round 7: Wieczorek, Oskar - Adhiban, B. | 1.13 | 2026.04.28 Adhiban, B. (5018471) (2536) | 0 | 92.90% | 1. Nf3 Nf6 2. g3 g6 3. c4 Bg7 | |
| 2026.04.27 | Round 5: Korpa, Bence - Wieczorek, Oskar | 5.9 | 2026.04.27 Korpa, Bence (706671) (2526) | ½ | 93.50% | 1. d4 Nf6 2. Bf4 e6 3. e3 b6 | |
| 2026.04.26 | Round 4: Ivanisevic, Ivan - Wieczorek, Oskar | 4.5 | 2026.04.26 Ivanisevic, Ivan (912417) (2543) | 0 | 90.50% | 1. d4 d6 2. e4 Nf6 3. Nc3 e5 | |
| 2026.04.25 | Round 3: Wieczorek, Oskar - Teclaf, Pawel | 3.9 | 2026.04.25 Teclaf, Pawel (1185934) (2572) | ½ | 96.80% | 1. Nf3 Nf6 2. g3 b6 3. Bg2 Bb7 | |
| 2026.04.24 | Round 1: Cacciola, Alfredo - Wieczorek, Oskar | 1.17 | 2026.04.24 Cacciola, Alfredo (814938) (2188) | 1 | 97.90% | 1. e4 c5 2. Nf3 d6 3. d4 cxd4 | |
| 2026.04.16 | Round 6: Wieczorek, Oskar - Sarana, Alexey | 6.1 | 2026.04.16 Sarana, Alexey (24133795) (2658) | ½ | 97.20% | 1. Nf3 d5 2. g3 g6 3. Bg2 Bg7 | |
| 2026.04.16 | Round 2: Wieczorek, Oskar - Mastrovasilis, Dimitrios | 2.1 | 2026.04.16 Mastrovasilis, Dimitrios (4202694) (2526) | ½ | 94.50% | 1. Nf3 d5 2. g3 Nf6 3. Bg2 e6 | |
| 2026.02.13 | blitz2026 | 11.6 | 2026.02.13 Nesterenko, Kyrylo (14176335) (2211) | 1 | - | 1. e4 c5 2. Nc3 e6 3. f4 Nc6 | |
| 2026.02.13 | blitz2026 | 10.10 | 2026.02.13 Dobrowolski, Kamil (21006300) (2018) | 1 | - | 1. e4 e6 2. d4 d5 3. Nd2 a6 | |
| 2026.02.13 | blitz2026 | 8.9 | 2026.02.13 Krzywda, Andrzej (1114565) (2132) | 0 | - | 1. Nf3 Nf6 2. g3 g6 3. b3 Bg7 | |
| 2026.02.13 | blitz2026 | 7.11 | 2026.02.13 Lechowski, Witold (21040338) (2078) | 1 | - | 1. Nf3 Nf6 2. g3 g6 3. b3 Bg7 | |
| 2026.02.13 | blitz2026 | 5.8 | 2026.02.13 Kiszkiel, Oskar (41842421) (2120) | 0 | - | 1. e4 c6 2. d4 d5 3. Nd2 dxe4 | |
| 2026.02.13 | blitz2026 | 4.11 | 2026.02.13 Rusinski, Mateusz (1144251) (1929) | 1 | - | 1. Nf3 d5 2. g3 c6 3. Bg2 Nf6 | |
| 2026.02.13 | blitz2026 | 3.3 | 2026.02.13 Nagly, Wojciech (21884285) (2142) | 0 | - | 1. Nc3 c5 2. e4 e6 3. g3 Nc6 | |
| 2026.02.13 | blitz2026 | 2.4 | 2026.02.13 Janocha, Wieslaw (1100548) (2045) | 1 | - | 1. Nf3 Nf6 2. g3 g6 3. b3 Bg7 | |
| 2026.02.13 | blitz2026 | 1.4 | 2026.02.13 Kulon, Boguslaw (1102630) (1809) | 1 | - | 1. e4 c6 2. d4 d5 3. e5 Bf5 | |
| 2024.10.12 | Druzynowe Mistrzostwa Polski - Ekstraliga 2024 | 6.21 | 2024.10.12 Luch, Michal (1120042) (2332) | 1 | 88.30% | 1. Nf3 d5 2. g3 Nf6 3. Bg2 c6 | |
| 2024.10.10 | Druzynowe Mistrzostwa Polski - Ekstraliga 2024 | 4.26 | 2024.10.10 Sernecki, Franciszek (1169297) (2335) | ½ | 92.30% | 1. Nf3 Nf6 2. g3 e6 3. Bg2 d5 | |
| 2024.08.15 | Round 9: Wieczorek, Oskar - Fromm, Marius | 9.4 | 2024.08.15 Fromm, Marius (12993190) (2447) | ½ | 91.90% | 1. c4 e5 2. Nc3 Nf6 3. Nf3 Nc6 | |
| 2024.08.14 | Round 8: Gholami Orimi, Mahdi - Wieczorek, Oskar | 8.3 | 2024.08.14 Gholami Orimi, Mahdi (12558486) (2496) | 0 | 90.90% | 1. d4 d5 2. c4 e6 3. Nc3 Nf6 | |
| 2024.08.12 | Round 5: Pegno, Mattia - Wieczorek, Oskar | 5.4 | 2024.08.12 Pegno, Mattia (2859870) (2150) | 1 | 92.60% | 1. d4 Nf6 2. Nf3 g6 3. Nc3 d5 | |
| 2024.08.11 | Round 4: Wieczorek, Oskar - Lavrencic, Matic | 4.7 | 2024.08.11 Lavrencic, Matic (14637847) (2356) | 1 | 96.10% | 1. Nf3 Nf6 2. g3 c5 3. Bg2 Nc6 | |
| 2024.08.10 | Round 7: Wieczorek, Oskar - Basso, Pier Luigi | 7.1 | 2024.08.10 Basso, Pier Luigi (866970) (2507) | ½ | 91.40% | 1. Nf3 d5 2. g3 c6 3. Bg2 Bf5 | |
| 2024.08.10 | Round 6: Wieczorek, Oskar - Gholami Orimi, Mahdi | 6.1 | 2024.08.10 Gholami Orimi, Mahdi (12558486) (2496) | ½ | 95.70% | 1. Nf3 d5 2. g3 c5 3. c4 d4 | |
| 2024.08.10 | Round 3: Alinasab, Mobina - Wieczorek, Oskar | 3.6 | 2024.08.10 Alinasab, Mobina (12528897) (2354) | ½ | 91.30% | 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 | |
| 2024.08.10 | Round 2: Wieczorek, Oskar - Solomon, Kenny | 2.7 | 2024.08.10 Solomon, Kenneth Terence (14300192) (2257) | 1 | 96.80% | 1. Nf3 d5 2. g3 g6 3. c4 dxc4 | |
| 2024.08.10 | Round 1: Massazza, Federico - Wieczorek, Oskar | 1.7 | 2024.08.10 Massazza, Federico (2859349) (2170) | 1 | 93.70% | 1. e4 c5 2. Nf3 e6 3. b3 a6 | |
| 2023.09.26 | Polish Ekstraliga | 9.8 | 2023.09.26 Svane, Rasmus (4657101) (2641) | 0 | 93.10% | 1. d4 Nf6 2. c4 g6 3. Nc3 d5 | |
| 2023.09.18 | Polish Ekstraliga | 1 | 2023.09.18 Szpar, Milosz (1184989) (2477) | ½ | 95.60% | 1. Nf3 Nf6 2. c4 e6 3. b3 d5 | |
| 2023.06.07 | Superliga Rapid | 12.14 | 2023.06.07 Koziorowicz, Michal (21809194) | 1 | 97.00% | 1. e4 c5 2. Nf3 d6 3. Bb5+ Nd7 | |
| 2023.06.07 | Superliga Rapid | 10.6 | 2023.06.07 Moranda, Wojciech (1122401) | 0 | 89.30% | 1. e4 c5 2. Nf3 e6 3. g3 Nc6 | |
| 2023.06.07 | Superliga Rapid | 8.10 | 2023.06.07 Neugebauer, Martin (14923432) | 0 | 82.10% | 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 | |
| 2023.03.13 | European Individual Chess Championship 2023 | 11.38 | 2023.03.13 Iskandarov, Misratdin (13400312) (2598) | 1 | 83.80% | 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 | |
| 2023.03.12 | European Championship | 10 | 2023.03.12 Gombocz, Ferenc Jr. (775029) (2311) | 1 | 93.80% | 1. d4 Nf6 2. Nf3 g6 3. Bf4 Bg7 | |
| 2023.03.11 | European Individual Chess Championship 2023 | 9.40 | 2023.03.11 Chigaev, Maksim (4108116) (2632) | ½ | 91.30% | 1. e4 c5 2. Nf3 Nc6 3. Nc3 g6 | |
| 2023.03.10 | European Individual Chess Championship 2023 | 8.82 | 2023.03.10 Han, Yichen (2405) | 1 | 96.60% | 1. d4 Nf6 2. c4 e6 3. g3 c5 | |
| 2023.03.09 | European Individual Chess Championship 2023 | 7.86 | 2023.03.09 Pasztor, Balazs (774723) (2387) | ½ | 97.70% | 1. e4 e5 2. Nf3 Nc6 3. d4 exd4 | |
| 2023.03.08 | European Individual Chess Championship 2023 | 6.81 | 2023.03.08 Garrido Outon, Alex (24516279) (2380) | ½ | 98.80% | 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 | |
| 2023.03.07 | European Individual Chess Championship 2023 | 5.81 | 2023.03.07 Hagner, Bennet (16224477) (2361) | ½ | 95.50% | 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 | |
| 2023.03.06 | European Individual Chess Championship 2023 | 4.72 | 2023.03.06 Manafov, Vugar (13410814) (2349) | ½ | 98.30% | 1. d4 Nf6 2. Nf3 c5 3. c4 cxd4 | |
| 2023.03.05 | European Individual Chess Championship 2023 | 3.82 | 2023.03.05 Baglan, Esat (6309216) (2363) | ½ | 98.50% | 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 | |
| 2023.03.04 | European Championship | 2 | 2023.03.04 Aizenberg, Benny (2821125) (2367) | ½ | 92.70% | 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 | |
| 2023.05.29 | 32nd Annual Chicago Open | 8 | 2023.05.29 Michael Mulyar | ½ | 97.80% | 1. Nf3 d5 2. g3 Nf6 3. Bg2 c6 | |
| 2023.05.28 | 32nd Annual Chicago Open | 7 | 2023.05.28 Jianchao Zhou | ½ | 95.60% | 1. Nf3 c5 2. c4 Nc6 3. Nc3 Nf6 | |
| 2023.05.27 | 32nd Annual Chicago Open | 5 | 2023.05.27 Ehsan Ghaemmaghami | 0 | 94.00% | 1. d4 Nf6 2. c4 e6 3. Nf3 d5 | |
| 2023.05.26 | 32nd Annual Chicago Open | 2 | 2023.05.26 Gunnar Andersen | ½ | 93.00% | 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 |