Player profile

Maciaszek, Karol

Standard: 1983 Rapid: 1898 Blitz: 1955 (last updated 2026-11-02)

FIDE ID: 21087970 (view FIDE profile)

Federation: POL Sex: M Birth Year: 2005 Age: 21

Title: — Women's title: — Other title: — FOA title: —

Games: 28 Wins: 10 (36%) Draws: 10 (36%) Losses: 7 (25%) Other: 1

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Dossier

25 of 28 games analyzed.

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Openings

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As White 6 games 4W 1D 1L

Trompowsky Attack 2 games 2W 0D 0L

(unspecified) 2 games 2W 0D 0L

Philidor Defense 1 game 0W 0D 1L

Lion Variation 1 game 0W 0D 1L

(unspecified) 1 game 0W 0D 1L

Slav Defense 1 game 0W 1D 0L

Three Knights Variation 1 game 0W 1D 0L

(unspecified) 1 game 0W 1D 0L

Semi-Slav Defense 1 game 1W 0D 0L

Anti-Moscow Gambit 1 game 1W 0D 0L

(unspecified) 1 game 1W 0D 0L

Queen's Gambit Declined 1 game 1W 0D 0L

Modern Variation 1 game 1W 0D 0L

Knight Defense 1 game 1W 0D 0L

As Black 5 games 1W 1D 3L

Caro-Kann Defense 2 games 1W 0D 1L

Advance Variation 1 game 0W 0D 1L

Botvinnik-Carls Defense 1 game 0W 0D 1L

Maróczy Variation 1 game 1W 0D 0L

(unspecified) 1 game 1W 0D 0L

Benko Gambit Accepted 1 game 0W 0D 1L

Fianchetto Variation 1 game 0W 0D 1L

(unspecified) 1 game 0W 0D 1L

Benoni Defense 1 game 0W 1D 0L

Benoni-Indian Defense 1 game 0W 1D 0L

Kingside Move Order 1 game 0W 1D 0L

Indian Defense 1 game 0W 0D 1L

Spielmann-Indian 1 game 0W 0D 1L

(unspecified) 1 game 0W 0D 1L

Blunders Top 4 of 110

This player's costliest moves in analyzed games. Can you find the winning move?

2025.09.04 · 20... Rd2 (−43.9% win chance) 1-0

Maciaszek, Karol

Geraschenko, Dmitry

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2023.06.27 · 49... f1=Q (−43.4% win chance) 1/2-1/2

Karol Maciaszek

Miroslaw Slawinski

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2026.09.01 · 44... Kxf3 (−39.5% win chance) 1-0

Maciaszek, Karol

Sowa, Roch

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2025.09.05 · 30. R1xf5 (−38.1% win chance) 1-0

Smusz, Kamil

Maciaszek, Karol

Engine View game

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Games Showing all 28 games

Date	Event	Round	Opponent	Result	Accuracy %	First moves
2026.09.06	II Liga 2026	9.46	2026.09.06 Tokarz, Gabriela (21038996) (2012)	0	85.90%	1. d4 Nf6 2. c4 c5 3. d5 b5
2026.09.05	II Liga 2026	8.34	2026.09.05 Czachor, Radoslaw (1142119) (2048)	1	95.60%	1. d4 Nf6 2. Bg5 Ne4 3. Bf4 d5
2026.09.04	II Liga 2026	7.10	2026.09.04 Swiderski, Radoslaw (1142879) (2070)	0	85.90%	1. d4 d6 2. e4 Nf6 3. Nc3 Nbd7
2026.09.03	II Liga 2026	6.22	2026.09.03 Panas, Pawel (1110250) (2144)	½	92.20%	1. d4 Nf6 2. Nf3 c5 3. d5 e6
2026.09.02	II Liga 2026	5.22	2026.09.02 Chmielarz, Maciej (1149296) (1991)	½	95.60%	1. d4 c6 2. c4 d5 3. Nc3 Nf6
2026.09.01	II Liga 2026	4.34	2026.09.01 Sowa, Roch (91108187) (2044)	0	78.50%	1. d4 Nf6 2. Nf3 c5 3. e3 cxd4
2025.09.05	2 liga 2025 1	7.52	2025.09.05 Smusz, Kamil (1196456) (2007)	1	77.20%	1. d4 d5 2. c4 c6 3. Nc3 Nf6
2025.09.04	2 liga 2025 1	6.34	2025.09.04 Geraschenko, Dmitry (14120402) (1943)	0	82.90%	1. e4 c6 2. d4 d5 3. e5 c5
2025.09.03	2 liga 2025 1	5.34	2025.09.03 Czyz, Artur (1126474) (1935)	1	-	1. d4 Nf6 2. Bg5 d5 3. e3 c5
2025.09.02	2 liga 2025 1	4.40	2025.09.02 Maka, Marcin (1113690) (2070)	1	-	1. d4 d5 2. c4 e6 3. Nc3 Nf6
2025.09.01	2 liga 2025 2	3.28	2025.09.01 Marchewka, Kajetan (41857143) (1839)	1	-	1. e4 c6 2. d4 d5 3. f3 e6
2023.06.20	DMPJ - I Liga 2023	9.31	2023.06.20 Kozlowski, Franciszek (21899037)	0	87.70%	1. d4 Nf6 2. c4 c5 3. d5 b5
2023.06.19	DMPJ - I Liga 2023	8.31	2023.06.19 Sidorczuk, Pawel (21859329)	½	85.70%	1. d4 Nf6 2. Bg5 g6 3. Bxf6 exf6
2023.06.18	DMPJ - I Liga 2023	7.25	2023.06.18 Gradalski, Olaf (21840580)	½	96.00%	1. d4 d5 2. Bf4 c5 3. e3 cxd4
2023.06.16	DMPJ - I Liga 2023	5.37	2023.06.16 Borowik, Wojciech (21837155)	½	93.30%	1. d4 Nf6 2. c4 c5 3. d5 b5
2023.06.15	DMPJ - I Liga 2023	4.43	2023.06.15 Lochinski, Pawel (21871981)	1	93.10%	1. d4 Nf6 2. Bg5 d5 3. e3 c5
2023.06.14	DMPJ - I Liga 2023	3.55	2023.06.14 Anyz, Monika (21816530)	1	95.80%	1. e4 c5 2. Nf3 e6 3. d4 cxd4
2023.06.14	DMPJ - I Liga 2023	3.55	2023.06.14 Anyz, Monika (21816530)	*	97.70%	1. e4 c5 2. a3 Nc6 3. b4 cxb4
2023.06.13	DMPJ - I Liga 2023	1.43	2023.06.13 Wieczorek, Mikolaj (21827702)	0	91.70%	1. e4 c5 2. Nf3 e6 3. c3 Nf6
2023.07.04	XIX International Chess Festival Baltic Pearl 2023 - Group A 1-13, 20-21	9	2023.07.04 Mateusz Kusiak	0	87.50%	1. Nf3 b6 2. c4 Bb7 3. Nc3 Nf6
2023.07.03	XIX International Chess Festival Baltic Pearl 2023 - Group A 1-13, 20-21	8	2023.07.03 Zbigniew Wiatrowski	1	87.90%	1. d4 Nf6 2. Bg5 e6 3. e4 h6
2023.07.02	XIX International Chess Festival Baltic Pearl 2023 - Group A 1-13, 20-21	7	2023.07.02 Krzysztof Majewski	½	89.50%	1. b3 e6 2. Bb2 Nf6 3. c4 b6
2023.07.01	XIX International Chess Festival Baltic Pearl 2023 - Group A 1-13, 20-21	6	2023.07.01 Milosz Bury	1	92.80%	1. d4 Nf6 2. Bg5 d5 3. e3 c5
2023.06.30	XIX International Chess Festival Baltic Pearl 2023 - Group A 1-13, 20-21	5	2023.06.30 Igor Musial	½	96.10%	1. e4 c5 2. Nf3 e6 3. d4 cxd4
2023.06.29	Baltic Pearl Festival 2023 Group A Board 14 -19	4	2023.06.29 Dawid Oglaza	1	92.50%	1. d4 Nf6 2. Bg5 d5 3. e3 e6
2023.06.28	XIX International Chess Festival Baltic Pearl 2023 - Group A 1-13, 20-21	3	2023.06.28 Andrzej Zeissel	½	96.70%	1. e4 c5 2. Nf3 e6 3. d4 cxd4
2023.06.27	Baltic Pearl Festival 2023 Group A Board 14 -19	2	2023.06.27 Aleksander Lonski	½	80.40%	1. d4 d5 2. Bf4 Nf6 3. e3 e6
2023.06.27	XIX International Chess Festival Baltic Pearl 2023 - Group A 1-13	1	2023.06.27 Miroslaw Slawinski	½	86.60%	1. d4 Nf6 2. Nf3 c5 3. e3 g6