61st International Akiba Rubinstein Chess Festival - OPEN C

Open SwissStandard

79 players participated in this 9-round tournament, held from 16 Aug 2025 to 24 Aug 2025 in Polanica-Zdroj, Poland. 3 federations represented. Top 10 Elo average was 1910, and top seed was Pawel Dziubinski (🇵🇱 POL, 1970).

Mateusz Budnik (🇵🇱 POL, 1949) won with 7.0/9, ahead of Marcin Somyk (7.0) and January Jedynak (7.0). Budnik shared the lead from round 1, winning on tie-break.

The biggest upset came in round 1: Marta Zienkiewicz (1644) beat Krzysztof Matela (1947), a +303-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

🇵🇱Pawel Dziubinski1970

Avg top 10

1,910

Participants

Federations · 3 represented

🇵🇱Poland×76

🇺🇦Ukraine×1

🇬🇪Georgia×1

Top 3

🥇
Mateusz Budnik
🇵🇱POL·1949
7.0pts·2033perf+19.2
🥈
Marcin Somyk
🇵🇱POL·1917
7.0pts·1962perf+10.2
🥉
January Jedynak
🇵🇱POL·1874
7.0pts·1956perf+18.0

How it unfolded

Top 6 · 9 rounds

Tight race until R4; 4 players tied at 7.0/9, decided on Buchholz.

Co-leaders

Budnik7Somyk7Karelidze7Jedynak7Szczygiel6.5Jozwiak6.5

R4–R9 · LEAD HELD

Mateusz Budnik held the sole lead from R4 through R9 without losing it.

R9 · TIEBREAK CLUSTER

4 players finish on 7.0/9. Budnik takes the title on Buchholz Cut1 (48.0).

R8 · HEAD-TO-HEAD · WINNER VS 2ND

Mateusz Budnik drew with Marcin Somyk (Black).

Key matchups · top 4

Head-to-head between the four finishers

Player	1	2	3	4
1Mateusz Budnik	*	½	½	—
2Marcin Somyk	½	*	—	—
3Vakhtang Karelidze	½	—	*	—
4January Jedynak	—	—	—	*

Grille américaine

#	Player	Elo	Fed	R1	R2	R3	R4	R5	R6	R7	R8	R9	Pts	Bu C1	Bu	SB	Perf	Δ
1	Budnik, Mateusz	1949	POL	+35B	+9N	+17B	+16N	=8B	+24N	=7B	=2N	=4B	7.0	48.0	52.5	39.50	2033	+19.2
2	Somyk, Marcin	1917	POL	=14N	+72B	=13N	+6B	=11N	+16B	+12N	=1B	+10N	7.0	48.0	50.0	38.00	1962	+10.2
3	Jedynak, January	1874	POL	+60N	=49B	+14N	=13B	=16N	+31B	+11N	=5B	+7N	7.0	43.0	46.5	36.00	1956	+18.0
4	Karelidze, Vakhtang	1873	GEO	+61B	+40N	−16B	=9N	+53B	+57N	+5B	+7N	=1N	7.0	42.5	45.5	33.50	1998	+27.4
5	Szczygiel, Konrad	1838	POL	+58N	−13B	+44N	+43B	+33N	+10B	−4N	=3N	+15B	6.5	43.5	47.0	31.00	1891	+13.6
6	Jozwiak, Oliwier	1741	POL	+77B	+65N	−23B	−2N	+67B	+32N	+25B	=15N	+17B	6.5	38.5	40.0	25.25	1836	+40.4
7	Artsemenka, Mikalai	1936	POL	+44B	=24N	+15B	+25N	+51B	+8N	=1N	−4B	−3B	6.0	46.5	50.0	30.00	1894	-6.0
8	Dziubinski, Pawel	1970	POL	+32N	+43B	+10N	=23B	=1N	−7B	+34N	=13B	=12N	6.0	44.5	48.5	30.75	1908	-11.6
9	Kaczmarek, Paulina	1738	POL	+46N	−1B	+52N	=4B	+21N	−12B	+49N	=11B	+13N	6.0	44.5	48.0	28.50	1850	+40.9
10	Olczak, Mariusz	1794	POL	+41B	+33N	−8B	+28N	+25B	−5N	+24B	+23N	−2B	6.0	44.0	48.5	29.00	1901	+51.2
11	Alexeev, Nikita	1765	UKR	−50N	+46B	+58N	+30B	=2B	+51N	−3B	=9N	+25B	6.0	40.5	44.0	27.00	1841	+18.8
12	Alvarado, Luis	1766	POL	=51B	=45N	+54B	+76B	=13N	+9N	−2B	+24N	=8B	6.0	40.5	42.5	26.00	1876	+51.6
13	Zienkiewicz, Marta	1644	POL	+76B	+5N	=2B	=3N	=12B	+37N	=23B	=8N	−9B	5.5	48.0	50.0	28.50	1931	+66.4
14	Krawczyk, Marcin	1643	POL	=2B	+38N	−3B	=26B	=18N	−17N	+55B	+42N	+37B	5.5	43.5	47.0	25.75	1889	+58.0
15	Pietryk, Joanna	1641	POL	=30N	+26B	−7N	=37B	+19N	+43B	+38N	=6B	−5N	5.5	43.0	47.0	26.75	1910	+119.7
16	Wozniak, Bartosz	1743	POL	+74N	+79B	+4N	−1B	=3B	−2N	+51B	−17N	+53B	5.5	42.5	42.5	19.50	1821	+35.2
17	Suszczynski, Dominik	1766	POL	+69N	+50B	−1N	=29B	−49N	+14B	+53N	+16B	−6N	5.5	40.0	42.5	23.00	1785	+5.4
18	Partyka, Wiktor	1836	POL	+54B	+20N	−25B	−33N	=14B	=35N	+32B	=34B	+31N	5.5	38.5	42.0	25.25	1757	-35.6
19	Zapolska, Roksana	1810	POL	=45B	−51N	=32B	+41N	−15B	+52N	+35B	+29N	=20B	5.5	37.0	40.5	24.50	1721	-38.0
20	Lada, Damian	1696	POL	+73N	−18B	=64N	=50B	+46N	=27B	+31N	=26B	=19N	5.5	36.0	38.0	21.50	1741	+12.6
21	Dysko, Michal	1679	POL	=59B	−47N	+48B	+56N	−9B	=36N	=30B	+38B	+34N	5.5	35.5	39.0	22.75	1733	+13.8
22	Paprocki, Artur	1792	POL	=36N	−62B	=72N	−52B	=66B	+77N	+69N	+44B	+33N	5.5	27.0	28.5	17.25	1667	-26.0
23	Kulczycka, Zofia	1828	POL	+39N	+52B	+6N	=8N	−24B	+49B	=13N	−10B	−28B	5.0	42.0	45.5	23.75	1769	-26.2
24	Kempinski, Szymon	1717	POL	+68N	=7B	+62N	+49B	+23N	−1B	−10N	−12B	=26N	5.0	41.5	44.0	19.50	1803	+41.2
25	Wajer, Szymon	1677	POL	+78N	+37B	+18N	−7B	−10N	+50B	−6N	+57B	−11N	5.0	41.5	43.0	18.50	1773	+20.2
26	Kuska, Bartosz	1856	POL	=56B	−15N	+65B	=14N	=35B	=44B	+54N	=20N	=24B	5.0	37.0	40.0	20.50	1656	-41.0
27	Kruszelnicki, Kacper	1676	POL	−65B	+55N	+71B	=38N	=34B	=20N	=28B	+43B	F	5.0	34.5	36.5	19.25	1845	+32.8
28	Karpiuk, Julian	1737	POL	F	F	+41B	−10B	=64N	+39B	=27N	+45B	+23N	5.0	32.0	32.0	22.00	1819	+16.2
29	Mittelstaedt, Jakub	1687	POL	−71B	+63N	+77B	=17N	−57N	=64B	+50N	−19B	+45N	5.0	30.0	31.5	16.25	1664	-4.4
30	Kapral, Krzysztof	1909	POL	=15B	=56N	+35B	−11N	−32N	+41B	=21N	+49B	F	4.5	39.0	42.5	19.75	1711	-37.6
31	Bondzinski, Olaf	1722	POL	=47B	+48N	−51B	+59N	+36B	−3N	−20B	+39N	−18B	4.5	38.5	42.0	18.50	1624	-22.2
32	Zeglinski, Jakub	1658	POL	−8B	F	=19N	+55N	+30B	−6B	−18N	+47N	+64B	4.5	38.5	38.5	17.75	1771	+23.2
33	Golebiowski, Jakub	1686	POL	+70N	−10B	+79N	+18B	−5B	−34N	+65B	=37N	−22B	4.5	38.0	38.0	13.25	1642	-17.2
34	Stawecki, Bartlomiej	1728	POL	=62N	=36B	=50N	+61B	=27N	+33B	−8B	=18N	−21B	4.5	37.5	40.5	18.25	1688	-22.0
35	Gajec, Roza	1656	POL	−1N	+68B	−30N	+62B	=26N	=18B	−19N	=50B	+55N	4.5	37.5	40.0	16.00	1726	+29.3
36	Pakula, Adam	1608	POL	=22B	=34N	=40B	+42N	−31N	=21B	−43N	+65B	=57N	4.5	36.5	39.5	19.25	1697	+36.8
37	Strawa, Jakub	1780	POL	+63B	−25N	=56B	=15N	+45B	−13B	+64N	=33B	−14N	4.5	36.5	39.5	16.75	1624	-36.4
38	Bogenryter, Hubert	1864	POL	=72N	−14B	+39N	=27B	=44N	+61B	−15B	−21N	+52B	4.5	36.5	38.5	16.50	1643	-50.4
39	Babinska, Liwia	1623	POL	−23B	=66N	−38B	+71N	+59B	−28N	+62B	−31B	+49N	4.5	32.0	34.0	13.50	1633	+4.8
40	Wisniewski, Tomasz	1701	POL	+75N	−4B	=36N	=64B	−50N	+63B	−45N	=55B	+66N	4.5	31.5	33.5	13.50	1586	-27.0
41	Chrapkowska, Alicja	1613	POL	−10N	+78B	−28N	−19B	+73B	−30N	+71N	=66B	+54N	4.5	31.5	33.0	10.50	1612	-5.6
42	Kwasnicki, Andrzej	1804	POL	−52N	+74B	=61N	−36B	=63N	+46B	=44N	−14B	+50N	4.5	31.0	33.0	14.50	1601	-46.4
43	Paszek, Jan	1737	POL	+67B	−8N	+45B	−5N	+52B	−15N	+36B	−27N	F	4.0	39.0	42.0	15.00	1687	-22.8
44	Predkiewicz, Paulina	1643	POL	−7N	+75B	−5B	+77N	=38B	=26N	=42B	−22N	=46B	4.0	38.0	39.5	12.50	1696	+21.7
45	Szuszkiewicz, Stanislaw	1622	POL	=19N	=12B	−43N	+79B	−37N	+67B	+40B	−28N	−29B	4.0	37.5	37.5	13.25	1632	+2.4
46	Sulikowski, Franciszek	1538	POL	−9B	−11N	+78B	+54N	−20B	−42N	=60N	+56B	=44N	4.0	36.5	38.0	12.25	1605	+23.6
47	Piechel, Mikolaj	1499	POL	=31N	+21B	−49N	−53B	−61N	=72B	+58N	−32B	+63N	4.0	31.0	33.0	15.25	1620	+57.6
48	Gola, Wojciech	1477	POL	=53N	−31B	−21N	−63N	+78B	=58B	+72N	+60B	F	4.0	29.5	31.0	10.50	1609	+45.6
49	Monka, Patryk	1699	POL	+66B	=3N	+47B	−24N	+17B	−23N	−9B	−30N	−39B	3.5	41.5	44.5	16.00	1632	-33.6
50	Domoradzki, Tomasz	1581	POL	+11B	−17N	=34B	=20N	+40B	−25N	−29B	=35N	−42B	3.5	40.5	45.0	17.75	1640	+13.0
51	Bartosik, Jan	1581	POL	=12N	+19B	+31N	+57B	−7N	−11B	−16N	F	F	3.5	40.5	40.5	16.50	1785	+71.2
52	Babczynski, Zbigniew	1617	POL	+42B	−23N	−9B	+22N	−43N	−19B	=67N	+70B	−38N	3.5	38.0	40.5	14.00	1647	+5.8
53	Blasiak, Miroslaw	1715	POL	=48B	−59N	+66B	+47N	−4N	+62B	−17B	F	−16N	3.5	36.0	39.0	12.00	1550	-33.6
54	Duleba, Aleksander	1625	POL	−18N	+70B	−12N	−46B	+68N	+74B	−26B	=59N	−41B	3.5	33.5	35.5	8.75	1531	-44.5
55	Seczkowski, Milosz	1579	POL	−57N	−27B	+73N	−32B	+79N	+60B	−14N	=40N	−35B	3.5	33.0	33.0	7.75	1506	-32.8
56	Griman, Hubert	1628	POL	=26N	=30B	=37N	−21B	−62N	−69B	+68N	−46N	+78B	3.5	31.5	33.0	11.00	1529	-44.4
57	Wojcik, Grzegorz	1748	POL	+55B	+71N	F	−51N	+29B	−4B	F	−25N	=36B	3.5	30.5	30.5	12.75	1637	-20.0
58	Panasiuk, Stanislaw	1627	POL	−5B	+67N	−11B	−65N	F	=48N	−47B	+71N	+73B	3.5	30.5	30.5	9.00	1575	-20.0
59	Gucwa, Wojciech	1416	POL	=21N	+53B	−76N	−31B	−39N	=68B	+74N	=54B	F	3.5	29.0	31.0	11.25	1609	+70.4
60	Musiala, Tomasz	1635	POL	−3B	−77N	−67B	+78N	+75B	−55N	=46B	−48N	+70N	3.5	27.5	29.0	8.00	1418	-46.8
61	Zieba, Robert	1632	POL	−4N	+73B	=42B	−34N	+47B	−38N	=66N	−64B	F	3.0	34.0	36.0	9.75	1557	-35.6
62	Kawala, Camilla	1521	POL	=34B	+22N	−24B	−35N	+56B	−53N	−39N	F	=68B	3.0	33.5	36.0	12.50	1582	+21.2
63	Biernacki, Adam	1595	POL	−37N	−29B	=68N	+48B	=42B	−40N	=70B	=67N	−47B	3.0	32.0	34.5	10.25	1475	-58.5
64	Mucha, Krzysztof	1472	POL	F	F	=20B	=40N	=28B	=29N	−37B	+61N	−32N	3.0	32.0	32.0	13.00	1648	+29.4
65	Kurowski, Jan	0	POL	+27N	−6B	−26N	+58B	F	F	−33N	−36N	+67B	3.0	32.0	32.0	11.50	1625	0.0
66	Brzeski, Karol	1462	POL	−49N	=39B	−53N	+69B	=22N	F	=61B	=41N	−40B	3.0	31.5	31.5	11.25	1584	+48.0
67	Kocanda, Stanislaw	1530	POL	−43N	−58B	+60N	+72B	−6N	−45N	=52B	=63B	−65N	3.0	31.0	33.0	8.75	1564	+11.6
68	Kasinski, Jan	1486	POL	−24B	−35N	=63B	=70N	−54B	=59N	−56B	=75N	=62N	2.5	28.5	30.5	7.00	1399	-44.4
69	Bartosik, Dawid	1591	POL	−17B	−76N	=75B	−66N	+70B	+56N	−22B	F	F	2.5	27.0	27.0	7.00	1542	-12.0
70	Szydlowski, Oskar	1438	POL	−33B	−54N	=74N	=68B	−69N	+73B	=63N	−52N	−60B	2.5	25.0	27.0	5.75	1417	-5.8
71	Haladaj, Tomasz	1456	POL	+29N	−57B	−27N	−39B	−74N	+75N	−41B	−58B	F	2.0	30.0	30.0	7.00	1433	-5.0
72	Szalbierz, Piotr	1630	POL	=38B	−2N	=22B	−67N	=77B	=47N	−48B	F	F	2.0	29.5	29.5	7.75	1502	-26.0
73	Groning, Oskar	1461	POL	−20B	−61N	−55B	F	−41N	−70N	+77B	+74B	−58N	2.0	26.0	26.0	3.50	1392	-27.6
74	Daniszewski, Michal	1549	POL	−16B	−42N	=70B	=75N	+71B	−54N	−59B	−73N	F	2.0	25.5	25.5	4.25	1360	-80.0
75	Daniszewski, Rafal	1475	POL	−40B	−44N	=69N	=74B	−60N	−71B	=78N	=68B	F	2.0	22.5	22.5	4.25	1350	-22.2
76	Matela, Krzysztof	1947	POL	−13N	+69B	+59B	−12N	F	F	F	F	F	2.0	17.5	17.5	6.00	1637	-28.2
77	Siwek, Kornel	1548	POL	−6N	+60B	−29N	−44B	=72N	−22B	−73N	−78B	F	1.5	30.0	30.0	4.50	1425	-38.4
78	Pierzchlewski, Krzysztof	0	POL	−25B	−41N	−46N	−60B	−48N	F	=75B	+77N	−56N	1.5	28.0	28.0	2.50	1324	0.0
79	FIDE 41818130	0	—	F	−16N	−33B	−45N	−55B	F	F	F	F	0.0	17.5	17.5	0.00	859	0.0

Key insights

Biggest movers and upsets — the story behind the numbers.

Top rating gainers

1Pietryk, JoannaPOL
+119.7
5.5 pts · #15
2Bartosik, JanPOL
+71.2
3.5 pts · #45
3Gucwa, WojciechPOL
+70.4
3.5 pts · #47

Top rating losers

1Daniszewski, MichalPOL
-80.0
2.0 pts · #74
2Biernacki, AdamPOL
-58.5
3.0 pts · #60
3Bogenryter, HubertPOL
-50.4
4.5 pts · #29

Biggest upsets

R1+303 Elo gap
Zienkiewicz, Marta1644 beat Matela, Krzysztof1947
R2+299 Elo gap
Gucwa, Wojciech1416 beat Blasiak, Miroslaw1715
R2+271 Elo gap
Kawala, Camilla1521 beat Paprocki, Artur1792