Szachy w Ustroniu lacza pokolenia 2025 - Open A

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90 players participated in this 9-round tournament, held from 02 Aug 2025 to 08 Aug 2025 in Ustron, Poland. 4 titled players from 4 federations. Top 10 Elo average was 2013, and top seed was Jiri Bolacky (🇨🇿 CZE, 2121).

Nguyen Anh Huy (🇻🇳 VIE, 1997) won with 7.5/9, ahead of Artur Oborski (7.5) and Adam Wandor (7.0). Huy shared the lead from round 2, winning on tie-break.

The biggest upset came in round 4: Oskar Ciupek (1764) beat Dawid Marekwica (2023), a +259-point gap.

Location

🇵🇱Ustron, Poland

Dates

02 Aug 2025 → 08 Aug 2025

Time control

Standard: 90 minutes with 30 second increment from move 1

System

Swiss · 9 rounds

Avg top 10

2,013

Participants

Titled players · 4

WFM×1

WCM×3

Federations · 4 represented

🇵🇱Poland×80

🇨🇿Czech Republic×8

🇬🇪Georgia×1

🇻🇳Vietnam×1

Top 3

🥇
Nguyen Anh Huy
🇻🇳VIE·1997
7.5pts·2175perf+47.8
🥈
Artur Oborski
🇵🇱POL·2004
7.5pts·2163perf+33.8
🥉
Adam Wandor
🇵🇱POL·1954
7.0pts·2105perf+67.2

How it unfolded

Top 6 · 9 rounds

Tight race until R9; 2 players tied at 7.5/9, decided on Buchholz. Title race narrowed from 2 co-leaders at R4 to 2 at the finish.

Co-leaders

Oborski7.5Huy7.5Wandor7Szlod6.5Przedlacki6.5Macura6

R9 · TIEBREAK CLUSTER

2 players finish on 7.5/9. Huy takes the title on Buchholz Cut1 (46.0).

R6 · HEAD-TO-HEAD · WINNER VS 2ND

Artur Oborski drew with Nguyen Anh Huy (White).

WIN STREAKS · 3 top finishers

Artur Oborski 3 wins (R7–R9)Nguyen Anh Huy 4 wins (R1–R4)Adam Wandor 3 wins (R1–R3)

Key matchups · top 4

Head-to-head between the four finishers

Player	1	2	3	4
1Artur Oborski	*	½	—	—
2Nguyen Anh Huy	½	*	1	—
3Adam Wandor	—	0	*	½
4Wiktor Szlod	—	—	½	*

Grille américaine

#	Player	Elo	Fed	R1	R2	R3	R4	R5	R6	R7	R8	R9	Pts	Bu C1	Bu	SB	Perf	Δ
1	Nguyen Anh Huy	1997	VIE	+62B	+42N	+24B	+3N	=26B	=2N	+27B	=5N	+17B	7.5	46.0	49.5	40.00	2175	+47.8
2	Oborski, Artur	2004	POL	+45N	+37B	=16N	=15B	+24N	=1B	+51B	+6N	+5B	7.5	45.5	49.5	40.25	2163	+33.8
3	Wandor, Adam	1954	POL	+63N	+25B	+54N	−1B	=15N	+23B	=4B	+12N	+9B	7.0	45.5	49.0	35.50	2105	+67.2
4	Szlod, Wiktor	2017	POL	+46N	=15B	+23N	=16B	=5N	+10B	=3N	=7B	+19N	6.5	47.0	51.5	36.25	2067	+24.4
5	Przedlacki, Wiktor	2070	POL	=61B	+78N	+44B	+7N	=4B	+6N	+26N	=1B	−2N	6.5	46.5	49.5	33.25	2073	+7.2
6	Dziendziel, Mateusz	2020	POL	+66N	=23B	+13N	=52B	+16N	−5B	+14N	−2B	+26N	6.0	45.5	49.0	30.50	2013	-0.4
7	Lajdamik, KingaWFM	1846	POL	+83N	=40B	+18N	−5B	+38N	+11B	=17B	=4N	=21B	6.0	45.0	47.5	30.00	2072	+108.0
8	Sroka, Janusz	1985	POL	−52N	+77B	+34N	+32B	−21N	=16B	+33N	=23B	+15N	6.0	40.5	43.5	28.75	1953	-6.2
9	Jacel, Lukasz	1948	POL	+77N	−52B	=45N	=20B	+66N	+24B	+25N	+15B	−3N	6.0	40.0	43.0	27.00	1925	-4.6
10	Macura, Mateusz	1954	POL	+55B	+41N	+67B	−26N	=39B	−4N	=42B	+16B	+23N	6.0	39.5	43.0	27.00	1975	+10.8
11	Marekwica, Dawid	2023	POL	+88B	=32N	+53B	−51N	+44B	−7N	+39B	=22N	+30B	6.0	38.5	40.5	25.25	1974	-19.8
12	Smolinski, Wojciech	1926	POL	=58N	+76B	=29N	+66B	−25N	+32B	+52N	−3B	+51B	6.0	37.5	40.5	24.00	1882	-15.2
13	Wilczek, Kajetan	1852	POL	=85B	+68N	−6B	=43N	+62B	+57N	−19N	+55B	+28N	6.0	36.0	38.0	23.25	1934	+40.0
14	Chmielek, KameliaWCM	1924	POL	=64B	+85N	−51B	=41N	+61B	+35N	−6B	+36N	+52B	6.0	35.5	37.5	23.50	1907	-5.3
15	Rojek, Wojciech	1842	POL	+71B	=4N	+17B	=2N	=3B	+47N	+21B	−9N	−8B	5.5	48.5	52.0	29.50	2000	+74.5
16	Pawleta, Mateusz	1890	POL	+73B	+65N	=2B	=4N	−6B	=8N	+47B	−10N	+46N	5.5	44.5	48.0	26.00	1966	+40.0
17	Marcinczyk, MonikaWCM	1990	POL	F	+20B	−15N	+45B	+53N	+25B	=7N	+26B	−1N	5.5	43.0	43.0	27.00	1988	0.0
18	Wierzbicki, Michal	1951	POL	+43B	=27N	−7B	+36N	−23B	=46N	=35B	+41N	+39B	5.5	39.5	44.0	25.75	1876	-16.6
19	Szadkowski, Krzysztof	1947	POL	F	=61N	+62B	−25B	+34N	+39N	+13B	+27N	−4B	5.5	39.0	39.0	25.75	1954	+2.0
20	Baran, Szymon	1801	POL	=68B	−17N	+85B	=9N	=55B	−28B	+63N	+43N	+40B	5.5	36.5	38.5	21.25	1899	+48.0
21	Ponikowski, Przemyslaw	1885	POL	−65B	+73N	+75B	+56N	+8B	F	−15N	+40B	=7N	5.5	36.0	36.0	24.00	1935	+12.0
22	Niesyt, Michal	1923	POL	F	−64N	+68B	=63B	+31N	=42N	+41B	=11B	+25N	5.5	35.5	35.5	25.00	1901	-5.6
23	Seemann, Adam	1846	POL	+89B	=6N	−4B	+28B	+18N	−3N	+57B	=8N	−10B	5.0	46.0	47.5	22.00	1978	+63.6
24	Plowy, Karol	1889	POL	+79N	+48B	−1N	+31B	−2B	−9N	+62B	=42N	=29N	5.0	43.5	46.5	20.75	1832	-26.4
25	Swiatnicki, Daniel	1774	POL	+80B	−3N	+89B	+19N	+12B	−17N	−9B	+32N	−22B	5.0	43.5	45.0	21.00	1904	+30.8
26	Kukla, Maciej	1910	POL	+84B	+75N	+39B	+10B	=1N	=51N	−5B	−17N	−6B	5.0	43.0	45.5	21.75	1930	+10.4
27	Balon, Adam	1772	POL	F	=18B	=33N	+54B	+30N	+52B	−1N	−19B	+38N	5.0	41.5	41.5	23.25	2005	+97.6
28	Zmarzly, Wiktor	2005	POL	+49B	−39N	=64B	−23N	+50B	+20N	+44B	=30N	−13B	5.0	39.5	43.0	23.25	1842	-71.2
29	Musial, Bartosz	1614	POL	+35B	=44N	=12B	=67N	−47B	=36N	=46B	+59N	=24B	5.0	38.5	42.0	23.25	1896	+125.6
30	Modzelewski, Filip	1916	POL	+69N	+31B	−52N	+72B	−27B	+43N	=40N	=28B	−11N	5.0	37.5	41.0	21.25	1849	-27.4
31	Ziemski, Jaroslaw	1688	POL	+47B	−30N	+57B	−24N	−22B	=61N	+49B	=35N	+53B	5.0	37.5	41.0	21.25	1901	+49.4
32	Karelidze, Vakhtang	1873	GEO	+90B	=11B	=40N	−8N	+88B	−12N	+65B	−25B	+58N	5.0	37.0	37.5	15.25	1875	+0.6
33	Kawecki, Kamil	1917	POL	+87B	=51N	=27B	=64N	=42B	=41N	−8B	+61N	=34B	5.0	36.0	38.0	18.75	1819	-46.4
34	Podzorski, Pawel	1760	POL	−40N	+83B	−8B	+71N	−19B	=56N	+82B	+47N	=33N	5.0	35.5	38.0	17.50	1848	+19.4
35	Seklecki, Jakub	1798	POL	−29N	=81B	=79N	+75B	+72N	−14B	=18N	=31B	+54N	5.0	35.0	37.5	18.50	1787	-2.6
36	Becker, Krzysztof	1844	POL	−72N	=79B	+58N	−18B	+76N	=29B	+69N	−14B	+55N	5.0	34.5	37.5	18.50	1767	-35.6
37	Doniec, Mateusz	1794	POL	+82B	−2N	−56B	+65N	−43B	−60N	+70B	+74N	+57B	5.0	34.5	37.0	17.00	1744	-12.0
38	Kroliczek, GabrielaWCM	1931	POL	−75B	+87N	+65B	=42N	−7B	+45N	+64B	=51N	−27B	5.0	34.0	36.0	17.75	1779	-34.8
39	Fuks, Milan	1820	POL	+74N	+28B	−26N	+40B	=10N	−19B	−11N	+45B	−18N	4.5	42.0	45.5	20.50	1907	+41.2
40	Janik, Damian	2020	POL	+34B	=7N	=32B	−39N	+59B	+67N	=30B	−21N	−20N	4.5	40.5	44.0	20.50	1841	-41.8
41	Borkowski, Szymon	1780	POL	+60N	−10B	=50N	=14B	+54N	=33B	−22N	−18B	+69N	4.5	40.5	44.0	19.25	1830	+12.2
42	Cieslar, Nikodem	1786	POL	+86N	−1B	+48N	=38B	=33N	=22B	=10N	=24B	F	4.5	40.5	40.5	19.75	1904	+52.4
43	Dabek, Oskar	1703	POL	−18N	=60B	+86N	=13B	+37N	−30B	=54N	−20B	+66N	4.5	38.5	40.5	17.50	1795	+21.4
44	Marchewka, Kajetan	1874	POL	+50N	=29B	−5N	+76B	−11N	+81B	−28N	−46B	+63N	4.5	38.0	40.5	16.00	1793	-36.0
45	Jozwiak, Oliwier	1740	POL	−2B	+82N	=9B	−17N	+70B	−38B	+81N	−39N	+65B	4.5	38.0	40.5	15.00	1800	+25.6
46	Gebusia, Jeremiasz	1756	POL	−4B	−89N	+73B	=70N	+56B	=18B	=29N	+44N	−16B	4.5	38.0	39.5	19.00	1766	+1.4
47	Pyrek, Marcin	1919	POL	−31N	+69B	=63N	+81B	+29N	−15B	−16N	−34B	+64B	4.5	36.5	39.0	16.25	1727	-82.5
48	Jokel, Marcin	1666	POL	+57B	−24N	−42B	−59N	+74B	=49N	−61B	+68N	+62B	4.5	32.5	36.0	16.75	1760	+22.0
49	Fojcik, Kacper	1747	POL	−28N	=71B	−81N	=86B	+89N	=48B	−31N	+60N	+73B	4.5	30.0	31.5	14.00	1674	-36.4
50	Bastrzyk, Kinga	1650	POL	−44B	+88N	=41B	−53N	−28N	=83B	=86N	+82B	+78N	4.5	28.0	30.0	12.00	1761	+48.4
51	Ciupek, Oskar	1764	POL	F	=33B	+14N	+11B	=52N	=26B	−2N	=38B	−12N	4.0	44.5	44.5	21.50	1922	+66.0
52	Franczak, Mateusz	1738	POL	+8B	+9N	+30B	=6N	=51B	−27N	−12B	F	−14N	4.0	44.0	48.0	22.00	1907	+67.6
53	Kasprzyk, Zbigniew	1863	POL	=76N	+58B	−11N	+50B	−17B	=55N	+60B	F	−31N	4.0	37.0	40.0	16.00	1750	-22.8
54	Sulcova, Tereza Radmila	1882	CZE	+56B	+70N	−3B	−27N	−41B	+75N	=43B	=64N	−35B	4.0	37.0	40.0	14.50	1695	-43.2
55	Kurczewski, Borys	1721	POL	−10N	=86B	=71N	+74B	=20N	=53B	+67B	−13N	−36B	4.0	37.0	39.0	14.50	1733	+6.0
56	Kaluza, Jakub	1651	POL	−54N	+59B	+37N	−21B	−46N	=34B	=78N	=66B	=67N	4.0	35.0	38.0	16.50	1760	+51.2
57	Mataczyna, Aleksandra	1897	POL	−48N	+84B	−31N	+77B	+63N	−13B	−23N	+75B	−37N	4.0	35.0	37.5	12.00	1696	-88.9
58	Bala, Bartosz	1693	POL	=12B	−53N	−36B	=85N	=71B	+68N	=59B	+67N	−32B	4.0	34.5	36.5	14.75	1735	+17.6
59	Szmek, Milan	1784	CZE	−70B	−56N	+60N	+48B	−40N	=63B	=58N	−29B	+75N	4.0	33.0	36.0	15.25	1653	-31.4
60	Bandura, Maksymilian	1601	POL	−41B	=43N	−59B	+78N	=69N	+37B	−53N	−49B	+77N	4.0	33.0	36.0	15.00	1710	+55.6
61	Dziwoki, Pawel	1771	POL	=5N	=19B	−72N	+79B	−14N	=31B	+48N	−33B	−70N	3.5	39.5	42.5	16.00	1709	-16.4
62	Gibas, Aleksander	1739	POL	−1N	+74B	−19N	+80B	−13N	+72B	−24N	=69B	−48N	3.5	39.0	42.0	11.75	1679	-15.6
63	Puchala, Mateusz	1721	POL	−3B	+80N	=47B	=22N	−57B	=59N	−20B	+71N	−44B	3.5	38.5	41.5	13.50	1729	-2.8
64	Niemczyk, Krzysztof	1688	POL	=14N	+22B	=28N	=33B	=67B	F	−38N	=54B	−47N	3.5	38.5	38.5	17.25	1880	+74.0
65	Mazurek, Richard	1653	CZE	+21N	−16B	−38N	−37B	+77N	+66B	−32N	=78B	−45N	3.5	37.0	40.0	13.50	1731	+31.5
66	Kolasinski, Kamil	1760	POL	−6B	+90N	+70B	−12N	−9B	−65N	+83B	=56N	−43B	3.5	36.0	36.5	8.50	1674	-45.2
67	Hladik, Lumir	1883	CZE	+81N	+72B	−10N	=29B	=64N	−40B	−55N	−58B	=56B	3.5	34.5	37.0	12.25	1656	-53.0
68	Lewicki, Dawid	1614	POL	=20N	−13B	−22N	−69B	+87N	−58B	+79N	−48B	+89N	3.5	34.0	35.5	9.25	1652	+14.4
69	Stepien, Piotr	1679	POL	−30B	−47N	=82B	+68N	=60B	+88N	−36B	=62N	−41B	3.5	32.5	34.5	10.50	1672	-3.2
70	Hrybacz, Pawel	1602	POL	+59N	−54B	−66N	=46B	−45N	+76B	−37N	F	+61B	3.5	32.0	34.5	12.75	1723	+48.4
71	Fysz, Marcin	1617	POL	−15N	=49N	=55B	−34B	=58N	−78B	+84N	−63B	+86N	3.5	32.0	34.0	10.75	1642	+31.2
72	Krotava, Palina	1626	POL	+36B	−67N	+61B	−30N	−35B	−62N	−75B	=83N	+82N	3.5	31.0	33.5	12.25	1684	+21.6
73	Jordan, Mathias	1663	CZE	−16N	−21B	−46N	=83B	=84N	=80B	+76N	+86B	−49N	3.5	31.0	33.0	9.00	1630	-18.4
74	Buszka, Pawel	1614	POL	−39B	−62N	+87B	−55N	−48N	+90B	+77N	−37B	=79N	3.5	29.5	30.0	7.00	1634	+10.0
75	Meslin, Pawel	1695	POL	+38N	−26B	−21N	−35N	+85B	−54B	+72N	−57N	−59B	3.0	36.0	38.0	10.50	1693	-2.8
76	Grajewski, Kacper	1642	POL	=53B	−12N	+78B	−44N	−36B	−70N	−73B	=84N	+90N	3.0	32.0	32.5	6.75	1633	-3.4
77	Madalski, Piotr	1697	POL	−9B	−8N	+90B	−57N	−65B	+85N	−74B	+80N	−60B	3.0	32.0	32.5	5.50	1601	-51.2
78	Ziemski, Przemyslaw	1725	POL	F	−5B	−76N	−60B	+80N	+71N	=56B	=65N	−50B	3.0	32.0	32.0	10.25	1586	-32.6
79	Najdecka, Laura	1661	POL	−24B	=36N	=35B	−61N	=86B	−82N	−68B	+85N	=74B	3.0	30.0	32.0	9.75	1583	-39.2
80	Jordan, Tobias	1557	CZE	−25N	−63B	+84N	−62N	−78B	=73N	+89B	−77B	=87N	3.0	26.0	27.5	6.75	1577	+9.6
81	Dudek, Bartlomiej	1652	POL	−67B	=35N	+49B	−47N	+82B	−44N	−45B	F	F	2.5	32.5	32.5	9.50	1693	+10.0
82	Brejcha, Lukas	1608	CZE	−37N	−45B	=69N	+87B	−81N	+79B	−34N	−50N	−72B	2.5	31.5	33.5	6.75	1529	-33.2
83	Klubal, Jan	1634	CZE	−7B	−34N	−88B	=73N	+90B	=50N	−66N	=72B	F	2.5	28.5	28.5	6.25	1574	-26.0
84	Donocik, Jan	1671	POL	−26N	−57N	−80B	=90N	=73B	=89N	−71B	=76B	=85N	2.5	25.5	26.0	5.25	1518	-78.4
85	Janowski, Filip	1641	POL	=13N	−14B	−20N	=58B	−75N	−77B	=87N	−79B	=84B	2.0	33.0	35.0	7.25	1523	-52.4
86	Pawleta, Rafal	1605	POL	−42B	=55N	−43B	=49N	=79N	F	=50B	−73N	−71B	2.0	32.0	32.0	8.00	1495	-22.2
87	Chojnacki, Szymon	1680	POL	−33N	−38B	−74N	−82N	−68B	F	=85B	+90N	=80B	2.0	25.0	25.0	3.00	1496	-80.0
88	Gawronski, Michal	1763	POL	−11N	−50B	+83N	+89B	−32N	−69B	F	F	F	2.0	23.0	23.0	4.00	1623	-46.0
89	Janik, Albert	1628	POL	−23N	+46B	−25N	−88N	−49B	=84B	−80N	F	−68B	1.5	30.0	30.0	5.75	1465	-62.4
90	Mamak, Malgorzata	1646	POL	−32N	−66B	−77N	=84B	−83N	−74N	F	−87B	−76B	0.5	25.0	25.0	1.25	1253	-119.2

Key insights

Biggest movers and upsets — the story behind the numbers.

Top rating gainers

1Musial, BartoszPOL
+125.6
5.0 pts · #27
2Lajdamik, KingaWFMPOL
+108.0
6.0 pts · #13
3Balon, AdamPOL
+97.6
5.0 pts · #25

Top rating losers

1Mamak, MalgorzataPOL
-119.2
0.5 pts · #90
2Mataczyna, AleksandraPOL
-88.9
4.0 pts · #56
3Pyrek, MarcinPOL
-82.5
4.5 pts · #46

Biggest upsets

R4+259 Elo gap
Ciupek, Oskar1764 beat Marekwica, Dawid2023
R1+247 Elo gap
Franczak, Mateusz1738 beat Sroka, Janusz1985
R1+236 Elo gap
Meslin, Pawel1695 beat WCMKroliczek, Gabriela1931