61st International Akiba Rubinstein Chess Festival - OPEN B

Open SwissStandard

92 players participated in this 9-round tournament, held from 16 Aug 2025 to 24 Aug 2025 in Polanica-Zdroj, Poland. 3 titled players from 5 federations. Top 10 Elo average was 2003, and top seed was Maurycy Zerebiec (🇵🇱 POL, 2073).

Pawel Piotrowski (🇵🇱 POL, 2066) won with 7.0/9, ahead of Filip Pawlicz (7.0) and Michal Grzebieniowski (6.5). Piotrowski shared the lead from round 5, winning on tie-break.

The biggest upset came in round 5: Adam Bajno (1820) beat Witoslaw Walkusz (FM, 2037), a +217-point gap.

Location

🇵🇱Polanica-Zdroj, Poland

Dates

16 Aug 2025 → 24 Aug 2025

Time control

Standard: 90 minutes with 30 second increment from move 1

System

Swiss · 9 rounds

Top seed

🇵🇱Maurycy Zerebiec2073

Avg top 10

2,003

Participants

Titled players · 3

FM×1

WFM×1

WCM×1

Federations · 5 represented

🇵🇱Poland×86

🇺🇦Ukraine×2

🇨🇿Czech Republic×2

🇫🇷France×1

🇩🇪Germany×1

Top 3

🥇
Pawel Piotrowski
🇵🇱POL·2066
7.0pts·2158perf+19.8
🥈
Filip Pawlicz
🇵🇱POL·1935
7.0pts·2141perf+93.6
🥉
Michal Grzebieniowski
🇵🇱POL·2051
6.5pts·2075perf+11.4

How it unfolded

Top 6 · 9 rounds

Tight race until R6; 2 players tied at 7.0/9, decided on Buchholz.

Co-leaders

Piotrowski7Pawlicz7Spyra6.5Grzebieniowski6.5Owczarek6.5Zerebiec6.5— ex-leaders:Haliniakled R4, #17

R6 · LEADER CHANGE21 Aug

Pawel Piotrowski takes the sole lead (5.5/6).

R9 · TIEBREAK CLUSTER

2 players finish on 7.0/9. Piotrowski takes the title on Buchholz Cut1 (50.5).

R8 · HEAD-TO-HEAD · WINNER VS 2ND

Pawel Piotrowski drew with Filip Pawlicz (Black).

Key matchups · top 4

Head-to-head between the four finishers

Player	1	2	3	4
1Pawel Piotrowski	*	½	—	1
2Filip Pawlicz	½	*	—	0
3Piotr Spyra	—	—	*	—
4Michal Grzebieniowski	0	1	—	*

Grille américaine

#	Player	Elo	Fed	R1	R2	R3	R4	R5	R6	R7	R8	R9	Pts	Bu C1	Bu	SB	Perf	Δ
1	Piotrowski, Pawel	2066	POL	+50B	+23N	+4B	=12N	+6B	+8N	+3B	=2N	−5B	7.0	50.5	55.0	42.00	2158	+19.8
2	Pawlicz, Filip	1935	POL	+11B	+55N	+20B	−3N	+27B	+39N	+9B	=1B	=4N	7.0	47.0	51.0	37.75	2141	+93.6
3	Grzebieniowski, Michal	2051	POL	+17N	+35B	=28N	+2B	=9N	+40B	−1N	+12B	=13N	6.5	48.0	52.5	37.00	2075	+11.4
4	Owczarek, HannaWFM	1928	POL	+14B	+61N	−1N	+57B	=20B	=6N	+46B	+8N	=2B	6.5	46.5	50.5	34.00	2050	+42.9
5	Zerebiec, Maurycy	2073	POL	+92N	−9B	=43N	+73B	+33N	+15B	=12N	=13B	+1N	6.5	43.5	43.5	29.25	2041	-4.8
6	Czech, Franciszek	1877	POL	=65N	+68B	+46N	+41B	−1N	=4B	+58N	=10B	+24N	6.5	41.5	45.0	30.00	2064	+85.9
7	Spyra, Piotr	1889	POL	=68N	−65B	=78N	+89B	+29N	+57B	+19N	=9B	+18N	6.5	36.0	37.0	27.25	1972	+19.4
8	Haliniak, Wojciech	1967	POL	+21B	+19N	+30B	+22N	=39B	−1B	+18N	−4B	=9N	6.0	46.5	51.0	32.25	2024	+13.4
9	Czeremcha, Piotr	1877	POL	+59B	+5N	=39B	+76N	=3B	+18B	−2N	=7N	=8B	6.0	46.5	49.5	30.75	2075	+94.8
10	Ladon, Tymoteusz	1932	POL	+34B	+16N	−22B	=31N	=14B	+26N	+30B	=6N	=11B	6.0	45.5	50.5	33.25	1957	+11.2
11	Stefaniuk, Zbigniew	1813	POL	−2N	+37N	+85B	+13B	−15N	+45B	=28N	+40B	=10N	6.0	44.0	46.0	27.50	2018	+49.6
12	Mirowski, Przemyslaw	1913	POL	+73N	+43B	+76N	=1B	−18N	+28B	=5B	−3N	+21B	6.0	43.5	46.5	27.75	2061	+69.6
13	Gawlik, Olivier	1871	POL	=71B	=85N	+16B	−11N	+67B	+14N	+39B	=5N	=3B	6.0	42.0	44.0	29.00	1988	+55.6
14	Wojtowicz, Marek	1804	POL	−4N	+63B	=44N	+47B	=10N	−13B	+45N	+49B	+35N	6.0	41.5	45.5	27.75	2027	+54.0
15	Kisiel, Wiktor	1917	POL	+69B	=81N	+82B	=27N	+11B	−5N	=21B	=22N	+34B	6.0	39.5	42.0	26.25	1960	+20.4
16	Klincewicz, Aleksandra	1798	POL	+62N	−10B	−13N	+66B	+77N	−24B	+44N	+28B	+42N	6.0	39.0	42.0	24.50	2004	+100.0
17	Olejko, Wojciech	1827	POL	−3B	+59N	+61B	−54N	+74B	+41B	=40N	=39N	+27B	6.0	37.0	40.0	25.00	1991	+77.2
18	Binkowska, Agata	1865	POL	=75N	+78B	+53N	+28B	+12B	−9N	−8B	+30N	−7B	5.5	42.0	45.0	25.00	1951	+21.6
19	Brzozowski, Pawel	1816	POL	+83B	−8B	+66N	−30N	+36B	+23N	−7B	+52N	=22B	5.5	41.5	44.0	23.75	1955	+34.6
20	Bartoszewicz, Marcin	1882	POL	+70N	+54B	−2N	+29B	=4N	=58B	=42N	−24B	+40N	5.5	41.0	44.5	24.50	1957	+18.8
21	Plywacz, Mateusz	1821	POL	−8N	=83N	+34B	+62B	=41N	+49B	=15N	+42B	−12N	5.5	40.5	43.0	24.50	2003	+89.6
22	Koralczyk, Aleksander	1838	POL	+66N	+42B	+10N	−8B	−40N	=54B	+65N	=15B	=19N	5.5	40.0	43.5	25.25	1937	+48.8
23	Trybus, Dominika	1870	POL	+80N	−1B	−74N	+78B	+43N	−19B	+72N	=29B	+47N	5.5	35.5	38.5	20.50	1908	+9.4
24	Kuska, Bartosz	1856	POL	=85B	=71N	+56B	=81N	=72B	+16N	=27B	+20N	−6B	5.5	35.5	37.5	23.25	1887	+8.2
25	Chmielek, Milan	1949	POL	−57N	−31B	=79N	+68B	=73N	=55B	+43N	+54B	+53N	5.5	32.5	35.5	21.50	1881	-30.0
26	Korczakowski, Michal	1825	POL	−76N	+86B	−54N	+88B	+71N	−10B	=56B	+82N	+48B	5.5	29.0	31.0	16.00	1892	+31.5
27	Krzywnicka, Maria	1897	POL	+84N	+33B	=41N	=15B	−2N	+31B	=24N	=35B	−17N	5.0	44.0	46.5	23.00	1903	+1.2
28	Pekacki, Stanislaw	1905	POL	+67B	+88N	=3B	−18N	+32B	−12N	=11B	−16N	+60B	5.0	42.5	44.5	20.75	1888	-5.0
29	Kowtun, Adam	1806	POL	+48B	−41B	+90N	−20N	−7B	+51N	+38B	=23N	=37B	5.0	41.0	42.0	20.25	1898	+43.2
30	Usatiuk, Igor	1909	UKR	+79N	+72B	−8N	+19B	=46N	+35B	−10N	−18B	=31N	5.0	40.5	43.5	21.25	1897	-3.4
31	Adamowicz, Michal	1822	POL	−39B	+25N	+71B	=10B	=42N	−27N	+59B	=37N	=30B	5.0	39.5	42.5	22.75	1942	+28.8
32	Soszka, Szymon	1801	POL	=40N	=44B	=47N	+53B	−28N	+33B	=37B	=46N	=36B	5.0	38.0	42.5	23.50	1926	+30.4
33	Mich, Kajetan	1791	POL	+36B	−27N	+45B	=52N	−5B	−32N	+50B	=76N	+77B	5.0	38.0	41.0	20.75	1951	+74.4
34	Pawlicz, Dariusz	1805	POL	−10N	=62B	−21N	=75B	+80N	+71B	+41N	+58B	−15N	5.0	36.0	39.0	18.00	1903	+23.2
35	Balcerzak, Robert	1862	POL	+51B	−3N	+67B	=72N	+81B	−30N	+82B	=27N	−14B	5.0	36.0	38.5	17.00	1870	+1.6
36	Kapica, Wlodzimierz	1902	POL	−33N	+84B	−72N	+59B	−19N	=43B	+55N	+65B	=32N	5.0	34.5	37.0	18.75	1836	-16.6
37	Kroliczek, GabrielaWCM	1931	POL	−55N	−11B	+86N	=56B	+85N	+72B	=32N	=31B	=29N	5.0	34.0	36.0	16.50	1827	-25.2
38	Zak, Pawel	1873	POL	=78N	+75B	−65N	−58B	=44N	+73B	−29N	+71B	+54N	5.0	30.0	33.0	16.75	1845	-7.2
39	Dziubinski, Pawel	1970	POL	+31N	+57B	=9N	+65B	=8N	−2B	−13N	=17B	F	4.5	43.5	43.5	21.50	1904	-13.2
40	Straszewski, Tomasz	1922	POL	=32B	=56N	+55B	+60N	+22B	−3N	=17B	−11N	−20B	4.5	42.5	46.5	21.00	1847	-18.0
41	Andrushchak, Maksym	1941	UKR	+60B	+29N	=27B	−6N	=21B	−17N	−34B	=67N	+69B	4.5	40.5	44.0	19.50	1828	-27.2
42	Sroka, Janusz	1985	POL	+64B	−22N	=81B	+50N	=31B	+52N	=20B	−21N	−16B	4.5	40.5	43.0	19.50	1827	-37.6
43	Owczarek, Maciej	1801	POL	+49B	−12N	=5B	=48N	−23B	=36N	−25B	+81N	+82B	4.5	40.0	42.5	17.50	1893	+29.7
44	Klisowski, Bartosz	1897	POL	=56B	=32N	=14B	−82N	=38B	+81N	−16B	=59N	+67B	4.5	36.0	38.5	18.00	1789	-52.4
45	Somyk, Marcin	1917	POL	−72N	+79B	−33N	+61B	+60B	−11N	−14B	+74N	=51B	4.5	35.5	38.5	16.25	1787	-31.0
46	Witkowski, Krzysztof	1832	POL	+90B	+58N	−6B	+74N	=30B	F	−4N	=32B	=49N	4.5	35.5	35.5	15.25	1898	+14.8
47	Kostowski, Ireneus, Dr.	1886	GER	−81B	+69N	=32B	−14N	+50B	−82N	+79B	+56N	−23B	4.5	34.0	36.5	17.50	1795	-22.6
48	Ciesla, Adam	1932	POL	−29N	−60B	+84N	=43B	−56N	+68N	+69B	+57B	−26N	4.5	34.0	36.5	15.75	1803	-63.2
49	Rzeznik, Lukasz	1924	POL	−43N	=73B	+68N	=77B	+82B	−21N	+60B	−14N	=46B	4.5	34.0	36.5	15.25	1801	-29.4
50	Komendecki, Grzegorz	1832	POL	−1N	=80B	+75N	−42B	−47N	+89B	−33N	+86B	+65N	4.5	32.5	33.5	11.00	1828	-4.0
51	Pawlak, Mateusz	1719	POL	−35N	+87B	−60N	+55B	−62N	−29B	+84N	+72B	=45N	4.5	32.0	34.0	13.75	1837	+56.4
52	Koszalka, Filip	1858	POL	+86N	−76B	+89N	=33B	+65N	−42B	=54N	−19B	=58N	4.5	31.5	32.5	13.00	1841	-8.4
53	Ronke, Robert	1882	POL	+74B	=82N	−18B	−32N	−69B	+85N	+81B	+66N	−25B	4.5	31.0	33.0	12.25	1785	-23.4
54	Szczygiel, Filip	1706	POL	+77B	−20N	+26B	+17B	−58N	=22N	=52B	−25N	−38B	4.0	41.5	44.5	19.50	1834	+60.0
55	Balis, Sebastian	1804	POL	+37B	−2B	−40N	−51N	+86B	=25N	−36B	+79N	=59B	4.0	38.5	40.5	14.75	1805	+1.2
56	Bednarski, Jan	1787	POL	=44N	=40B	−24N	=37N	+48B	=62B	=26N	−47B	=57N	4.0	38.0	42.0	18.25	1844	+29.2
57	Bajno, Adam	1820	POL	+25B	−39N	+88B	−4N	+76B	−7N	=66B	−48N	=56B	4.0	38.0	40.0	14.25	1839	+4.6
58	Brylowski, Marian	1987	POL	+87N	−46B	F	+38N	+54B	=20N	−6B	−34N	=52B	4.0	37.0	37.0	16.00	1832	-32.4
59	Kucewicz, Piotr	1767	POL	−9N	−17B	+87N	−36N	+83B	+77B	−31N	=44B	=55N	4.0	36.0	38.0	11.75	1818	+23.6
60	Krawczyk, Jan	1820	POL	−41N	+48N	+51B	−40B	−45N	+74B	−49N	+75B	−28N	4.0	35.0	38.0	15.00	1819	+0.2
61	Narwojsz, Franciszek	1775	POL	+63N	−4B	−17N	−45N	−66B	+80B	−75N	+88B	+71N	4.0	33.5	35.5	12.00	1762	-5.2
62	Mielczarek, Daniel	1912	POL	−16B	=34N	+70B	−21N	+51B	=56N	+67B	F	F	4.0	32.0	32.0	16.00	1835	-14.0
63	Mataczyna, Aleksandra	1897	POL	−61B	−14N	+64B	−71N	+70B	−67N	−74N	+89B	+66B	4.0	30.5	31.5	12.00	1729	-76.4
64	Mareau, Noe	1824	FRA	−42N	−66B	−63N	+91B	=89N	=75B	−71N	+80B	+73N	4.0	25.0	25.5	8.50	1761	-30.8
65	Koch, Maciej	1767	POL	=6B	+7N	+38B	−39N	−52B	+69N	−22B	−36N	−50B	3.5	42.0	45.5	18.25	1791	+10.4
66	Zielinski, Marcin	1700	POL	−22B	+64N	−19B	−16N	+61N	+87B	=57N	−53B	−63N	3.5	37.5	39.5	12.00	1751	+11.4
67	Vo, Daniel	1797	CZE	−28N	+91B	−35N	+90B	−13N	+63B	−62N	=41B	−44N	3.5	34.0	34.5	7.75	1787	-3.6
68	Ewiak, Filip	1774	POL	=7B	−6N	−49B	−25N	+90N	−48B	−86N	+85B	+87N	3.5	33.5	34.5	8.25	1750	-12.5
69	Hampel, Anna	1800	POL	−15N	−47B	+91N	=85B	+53N	−65B	−48N	+87B	−41N	3.5	31.5	32.0	8.00	1779	-5.8
70	Tkacz, Katarzyna	1768	POL	−20B	=77N	−62N	=79B	−63N	+90B	−73N	+83B	=75N	3.5	28.0	29.0	8.00	1749	-11.2
71	Stankowski, Wiktor	1756	POL	=13N	=24B	−31N	+63B	−26B	−34N	+64B	−38N	−61B	3.0	40.0	44.0	13.75	1714	-18.0
72	Kopia, Julian	1800	POL	+45B	−30N	+36B	=35B	=24N	−37N	−23B	−51N	−74B	3.0	40.0	43.0	14.75	1734	-28.1
73	Duszczak, Filip	1799	POL	−12B	=49N	+83B	−5N	=25B	−38N	+70B	−77N	−64B	3.0	38.0	40.5	11.00	1777	-10.8
74	Kapica, Pawel	1767	POL	−53N	F	+23B	−46B	−17N	−60N	+63B	−45B	+72N	3.0	36.0	36.0	12.50	1768	-0.8
75	Pawlowski, Slawomir	1733	POL	=18B	−38N	−50B	=34N	F	=64N	+61B	−60N	=70B	3.0	35.5	35.5	13.00	1733	-0.6
76	Walkusz, WitoslawFM	2037	POL	+26B	+52N	−12B	−9B	−57N	=79N	F	=33B	F	3.0	34.0	34.0	14.00	1790	-45.6
77	Szuber, Dawid	1853	POL	−54N	=70B	F	=49N	−16B	−59N	+78B	+73B	−33N	3.0	33.0	36.0	10.00	1703	-34.2
78	Panasiuk, Piotr	1767	POL	=38B	−18N	=7B	−23N	−87N	+91B	−77N	=84B	=83N	3.0	32.5	33.0	8.75	1738	-12.0
79	Szwed, Karol	1798	POL	−30B	−45N	=25B	=70N	+88N	=76B	−47N	−55B	=86N	3.0	32.0	34.0	9.00	1734	-31.6
80	Sawczuk, Czeslaw	1744	POL	−23B	=50N	F	=83N	−34B	−61N	+85B	−64N	+91B	3.0	30.5	31.0	6.00	1741	-2.2
81	Ratajek, Krzysztof	1769	POL	+47N	=15B	=42N	=24B	−35N	−44B	−53N	−43B	F	2.5	39.0	41.5	12.50	1745	-4.8
82	Jamka, Wojciech	1701	POL	F	=53B	−15N	+44B	−49N	+47B	−35N	−26B	−43N	2.5	39.0	39.0	11.25	1734	+12.4
83	Palacz, Tomasz	1938	POL	−19N	=21B	−73N	=80B	−59N	=86B	=89N	−70N	=78B	2.5	29.5	30.5	7.25	1607	-79.0
84	Kiecana, Ignacy	1779	POL	−27B	−36N	−48B	−87B	+91N	+88N	−51B	=78N	F	2.5	28.5	29.0	4.00	1691	-42.8
85	Kaczmarczyk, Dominika	1711	POL	=24N	=13B	−11N	=69N	−37B	−53B	−80N	−68N	=90B	2.0	37.0	38.0	8.00	1594	-50.4
86	Galazka, Michal	1717	POL	−52B	−26N	−37B	F	−55N	=83N	+68B	−50N	=79B	2.0	32.5	32.5	6.25	1652	-12.6
87	Karleszko-Jedynak, Karolina	1825	POL	−58B	−51N	−59B	+84N	+78B	−66N	F	−69N	−68B	2.0	28.5	28.5	5.50	1595	-48.2
88	Feja, Wojciech	1739	POL	+91N	−28B	−57N	−26N	−79B	−84B	+90N	−61N	F	2.0	26.0	26.5	1.50	1611	-53.2
89	Kurzok, Zenon	1762	POL	F	F	−52B	−7N	=64B	−50N	=83B	−63N	F	1.0	28.0	28.0	3.25	1600	-22.0
90	Benes, Jan Jeronym	1653	CZE	−46N	F	−29B	−67N	−68B	−70N	−88B	=91N	=85N	1.0	24.5	24.5	1.25	1466	-62.0
91	Brzoza, Zdzislaw	1867	POL	−88B	−67N	−69B	−64N	−84B	−78N	F	=90B	−80N	0.5	22.5	22.5	0.50	1321	-184.0
92	Gadek, Michal	1832	POL	−5B	F	F	F	F	F	F	F	F	0.0	9.5	9.5	0.00	1273	-4.0

Key insights

Biggest movers and upsets — the story behind the numbers.

Top rating gainers

1Klincewicz, AleksandraPOL
+100.0
6.0 pts · #13
2Czeremcha, PiotrPOL
+94.8
6.0 pts · #15
3Pawlicz, FilipPOL
+93.6
7.0 pts · #2

Top rating losers

1Brzoza, ZdzislawPOL
-184.0
0.5 pts · #91
2Palacz, TomaszPOL
-79.0
2.5 pts · #81
3Mataczyna, AleksandraPOL
-76.4
4.0 pts · #58

Biggest upsets

R5+217 Elo gap
Bajno, Adam1820 beat FMWalkusz, Witoslaw2037
R4+196 Elo gap
Jamka, Wojciech1701 beat Klisowski, Bartosz1897
R2+196 Elo gap
Czeremcha, Piotr1877 beat Zerebiec, Maurycy2073