Grodziski Festiwal Szachowy OPEN 2025

SwissRapid

94 players participated in this 9-round tournament, held on 18 Jul 2025 in Grodzisk Mazowiecki, Poland. 39 titled players from 4 federations. Top 10 Elo average was 2412, and top seed was Marcin Dziuba (🇵🇱 POL, GM, 2456).

Bartlomiej Macieja (🇵🇱 POL, GM, 2446) won with 7.5/9, ahead of Tomasz Markowski (7.0) and Piotr Brodowski (7.0). Macieja shared the lead from round 8 and broke clear in the final round.

The biggest upset came in round 7: Michal Wieckowski (1886) beat Iweta Rajlich (IM, 2376), a +490-point gap.

Location

🇵🇱Grodzisk Mazowiecki, Poland

Dates

18 Jul 2025

Time control

Rapid: 10 minutes for game with 5 seconds increment from move 1

System

Swiss · 9 rounds

Top seed

🇵🇱GMMarcin Dziuba2456

Avg top 10

2,412

Participants

Titled players · 39

GM×11

IM×11

FM×6

CM×4

WIM×4

WFM×3

Federations · 4 represented

🇵🇱Poland×89

🇮🇳India×2

🇪🇸Spain×1

🇲🇽Mexico×1

Top 3

🥇
GMBartlomiej Macieja
🇵🇱POL·2446
7.5pts·2500perf+7.5
🥈
GMTomasz Markowski
🇵🇱POL·2419
7.0pts·2532perf+13.4
🥉
IMPiotr Brodowski
🇵🇱POL·2370
7.0pts·2518perf+18.0

How it unfolded

Top 6 · 9 rounds

GM Bartlomiej Macieja led from R9; +0.5-point edge over the runner-up.

Co-leaders

Macieja7.5Brodowski7Markowski7Socko6.5Gdanski6.5Nasuta6.5— ex-leaders:Senguptaled R4, #38

R7 · LEADER CHANGE18 Jul

IM Piotr Brodowski takes the sole lead (6.0/7).

R8 · HEAD-TO-HEAD · WINNER VS 2ND

GM Bartlomiej Macieja beat IM Piotr Brodowski (Black).

WIN STREAKS · 3 top finishers

GM Bartlomiej Macieja 4 wins (R3–R6)IM Piotr Brodowski 3 wins (R1–R3)GM Tomasz Markowski 3 wins (R1–R3)

Key matchups · top 4

Head-to-head between the four finishers

Player	1	2	3	4
1GMBartlomiej Macieja	*	1	—	—
2IMPiotr Brodowski	0	*	½	—
3GMTomasz Markowski	—	½	*	—
4GMMonika Socko	—	—	—	*

Grille américaine

#	Player	Elo	Fed	R1	R2	R3	R4	R5	R6	R7	R8	R9	Pts	Bu C1	Bu	SB	Perf	Δ
1	Macieja, BartlomiejGM	2446	POL	+69B	−21N	+58B	+67N	+34B	+7N	=8B	+3N	+4B	7.5	44.5	48.0	39.25	2500	+7.5
2	Markowski, TomaszGM	2419	POL	+60N	+20B	+10N	=11B	+28N	=3B	=6N	+5B	=8N	7.0	50.0	54.0	41.00	2532	+13.4
3	Brodowski, PiotrIM	2370	POL	+56N	+32B	+43N	=5B	+11N	=2N	+28B	−1B	+13N	7.0	47.5	51.5	37.25	2518	+18.0
4	Nasuta, GrzegorzGM	2401	POL	+59N	+27B	=12N	+9B	=6N	+10B	=5N	+11B	−1N	6.5	51.0	55.0	38.00	2444	+6.9
5	Dziuba, MarcinGM	2456	POL	+55B	+15N	+34B	=3N	=7B	+13N	=4B	−2N	+24B	6.5	49.5	53.5	36.50	2437	-0.2
6	Psyk, Radoslaw	2356	POL	+57B	+14N	=31B	+54N	=4B	+16N	=2B	=8N	=9B	6.5	47.5	51.5	35.75	2383	+11.2
7	Gdanski, JacekGM	2333	POL	+84N	+36B	=22N	+12B	=5N	−1B	+43N	+21B	=10N	6.5	47.0	49.5	32.75	2362	+5.4
8	Fus, JakubIM	2393	POL	+39N	=50B	+45N	=22B	+15N	+43B	=1N	=6B	=2B	6.5	46.5	51.0	35.50	2362	-0.1
9	Socko, MonikaGM	2259	POL	+41N	=45B	+47N	−4N	+44B	+12B	=11N	+18B	=6N	6.5	45.0	49.5	34.50	2375	+15.5
10	Sriram, JhaGM	2256	IND	+71B	+82N	−2B	+55N	+24B	−4N	+29B	+23N	=7B	6.5	43.5	46.5	29.75	2338	+12.2
11	Krasenkow, MichalGM	2393	POL	+92B	+24N	+21B	=2N	−3B	+17N	=9B	−4N	+35B	6.0	49.0	50.5	30.25	2357	-2.1
12	Czerw, DawidIM	2199	POL	+79B	+30N	=4B	−7N	+67B	−9N	+44B	+33B	=14N	6.0	43.5	46.5	27.25	2215	+7.6
13	Lewicki, MiroslawIM	2304	POL	+61B	+83N	=54B	+31N	=23B	−5B	+22N	+28N	−3B	6.0	42.5	45.0	26.75	2327	+10.2
14	Adamski, JanIM	2108	POL	+40N	−6B	−49N	=41B	+72N	+39B	+47N	+25B	=12B	6.0	42.0	45.5	29.00	2141	+12.4
15	Niezhentsev, KyryloFM	2191	POL	+74B	−5B	+39N	+30N	−8B	=37N	+67B	+45B	=17N	6.0	42.0	45.5	27.00	2199	+11.6
16	Rekuc, PatrykFM	2288	POL	+49N	+51B	+29N	−28B	+22N	−6B	−33N	+36B	+32N	6.0	41.5	46.0	29.50	2213	-11.2
17	Dobosiewicz, DawidFM	2256	POL	+52N	−29B	+59N	=51B	+50N	−11B	+32B	+31N	=15B	6.0	40.5	44.5	28.25	2200	-17.6
18	Jakubowski, KrzysztofGM	2347	POL	−30B	+44N	+46B	=35N	+54B	+48N	=23B	−9N	+34B	6.0	40.5	44.5	27.75	2252	-7.6
19	Kowalski, IgorIM	2350	POL	+64N	−22B	+60N	+32B	−43N	+36B	−21N	+29B	+33N	6.0	39.5	43.5	28.00	2169	-16.2
20	Jarocka, LiwiaFM	2149	POL	+77B	−2N	−30B	+61N	+57B	−29N	+46B	+54N	+28B	6.0	38.5	41.5	24.50	2137	+0.8
21	Chylewski, PatrykIM	2188	POL	+66N	+1B	−11N	+49B	+25N	−28B	+19B	−7N	=23B	5.5	46.5	50.5	30.25	2337	+38.0
22	Jarzebowski, Kacper	2065	POL	+81B	+19N	=7B	=8N	−16B	+34N	−13B	=26N	+47N	5.5	46.0	49.0	27.75	2300	+56.0
23	Heberla, BartlomiejGM	2450	POL	+33N	−43B	+69N	+27B	=13N	+47B	=18N	−10B	=21N	5.5	43.5	47.0	27.25	2275	-17.0
24	Golenia, Jan	2144	POL	+72N	−11B	+84N	+38B	−10N	+68B	=25N	+37B	−5N	5.5	41.5	44.0	22.25	2213	+19.6
25	Poltorak, SebastianIM	2267	POL	+53B	−54N	+57B	+36N	−21B	+31N	=24B	−14N	+44B	5.5	40.0	44.0	25.75	2129	-27.4
26	Janeczko, Jakub	2193	POL	+42N	+62B	−28N	−29B	+56N	−33B	+52N	=22B	+51N	5.5	38.5	42.5	24.75	2052	-51.2
27	Smetek, Michal	2135	POL	+73B	−4N	+61B	−23N	=30B	+59B	−37N	+67N	+45B	5.5	38.0	41.5	22.00	2107	-4.2
28	Sengupta, DeepGM	2419	IND	+58B	+48N	+26B	+16N	−2B	+21N	−3N	−13B	−20N	5.0	47.5	51.5	25.50	2277	-15.5
29	Kruk, Marcin	1980	POL	+94B	+17N	−16B	+26N	−48B	+20B	−10N	−19N	+57B	5.0	44.5	44.5	21.50	2194	+40.6
30	Pancewicz, Szymon	1876	POL	+18N	−12B	+20N	−15B	=27N	+50B	−31B	+48N	=43N	5.0	43.5	48.0	26.00	2213	+144.0
31	Zerebiec, Maurycy	2117	POL	+65N	+38B	=6N	−13B	+52N	−25B	+30N	−17B	=37N	5.0	43.5	47.5	24.25	2153	+10.8
32	Zdybel, PrzemyslawFM	2091	POL	+63B	−3N	+53B	−19N	+84B	+38B	−17N	+56N	−16B	5.0	42.5	45.0	20.00	2148	+14.4
33	Sanz Losada, VictorianoCM	1944	ESP	−23B	+74N	−63B	+53N	+78B	+26N	+16B	−12N	−19B	5.0	41.0	44.0	22.50	2101	+30.8
34	Pieniazek, ArturIM	2218	POL	+68N	+88B	−5N	+82B	−1N	−22B	+64N	+59B	−18N	5.0	40.0	42.0	16.50	2126	-15.8
35	Madejski, Milosz	2060	POL	−88N	+70B	+41N	=18B	−38N	=52B	+40N	+43B	−11N	5.0	39.5	41.5	23.25	2042	-1.6
36	Jakubowska, AnnaWIM	2034	POL	+89B	−7N	+71B	−25B	+49N	−19N	+77B	−16N	+56B	5.0	39.0	41.0	17.00	2068	+7.8
37	Syrkiewicz, Michal	1999	POL	−62N	+79B	−68N	+80B	+42N	=15B	+27B	−24N	=31B	5.0	37.5	40.5	22.00	1977	-2.8
38	Rajlich, IwetaIM	2376	POL	+46B	−31N	+92B	−24N	+35B	−32N	−56B	+70N	+59B	5.0	36.5	38.0	18.50	2075	-58.4
39	Gorecka, Zuzanna	1901	POL	−8B	+73N	−15B	=77N	+70B	−14N	=78B	+79N	+54B	5.0	35.5	38.5	17.00	1978	+30.8
40	Zydok, Ignacy	1678	POL	−14B	−57N	+74B	+46N	=58B	=54N	−35B	+78N	+55B	5.0	35.0	38.0	19.00	1985	+131.6
41	Fuks, Milan	1853	POL	−9B	+91N	−35B	=14N	+92B	−44N	=55B	+77N	+58B	5.0	35.0	36.5	15.50	2001	+35.1
42	Kicinska, Magdalena	1809	POL	−26B	−55N	+81B	+83N	−37B	−46N	+73B	+64B	+60N	5.0	33.5	36.0	17.00	1962	+67.6
43	Golenia, WojciechFM	2184	POL	+76B	+23N	−3B	+63N	+19B	−8N	−7B	−35N	=30B	4.5	45.5	49.0	21.50	2156	-2.4
44	Kanarkiewicz, Michal	2086	POL	=70N	−18B	+64N	+45B	−9N	+41B	−12N	+72B	−25N	4.5	41.0	44.5	18.75	2028	-10.4
45	Barchuk, IrinaWFM	2005	POL	+91B	=9N	−8B	−44N	+75B	+71N	+48B	−15N	−27N	4.5	40.5	42.5	16.75	2042	+9.4
46	Haladaj, Adam	1900	POL	−38N	+65B	−18N	−40B	+80N	+42B	−20N	+62B	=50N	4.5	39.5	42.5	18.25	1925	+6.8
47	Piekielny, PawelIM	2239	POL	+78B	=67N	−9B	+68B	+51N	−23N	−14B	+57N	−22B	4.5	39.0	42.0	16.75	2049	-38.8
48	Przedmojski, Rafal	2172	POL	+80N	−28B	+56N	=52B	+29N	−18B	−45N	−30B	+71N	4.5	37.5	40.5	17.75	1997	-21.5
49	Koralczyk, Aleksander	1857	POL	−16B	+90N	+14B	−21N	−36B	=58N	+83N	−51B	+72N	4.5	37.0	39.0	16.00	1989	+56.8
50	Kubicka, AnnaWIM	2109	POL	+75B	=8N	−67B	+70N	−17B	−30N	+84B	=58N	=46B	4.5	36.5	39.0	17.00	1959	-31.2
51	Guerrero Rodriguez, AlejandraWIM	2013	MEX	+90B	−16N	+78B	=17N	−47B	−67N	+71B	+49N	−26B	4.5	36.5	38.5	16.00	2013	+0.8
52	Mroczkowski, Adam	1843	POL	−17B	+93N	+83B	=48N	−31B	=35N	−26B	=65N	+67B	4.5	36.0	37.0	13.75	1996	+65.2
53	Baran, Franciszek	1856	POL	−25N	+87B	−32N	−33B	−89N	=65B	+86N	+69B	+70N	4.5	31.5	33.5	14.00	1805	-20.5
54	Rajlich, VaclavCM	2008	POL	+85N	+25B	=13N	−6B	−18N	=40B	+68N	−20B	−39N	4.0	43.5	46.0	17.00	2005	-1.7
55	Herka, Jakub	1979	POL	−5N	+42B	+62N	−10B	−68N	=61B	=41N	+66B	−40N	4.0	40.0	43.5	17.50	1849	-60.8
56	Wieckowski, Michal	1886	POL	−3B	+75N	−48B	+73N	−26B	+63N	+38N	−32B	−36N	4.0	39.5	43.0	16.00	1973	+30.0
57	Buklaho, Ignacy	1882	POL	−6N	+40B	−25N	+88B	−20N	+62B	+82N	−47B	−29N	4.0	39.5	41.5	14.00	1926	+13.2
58	Sujkowski, Pawel	1934	POL	−28N	+80B	−1N	=72B	=40N	=49B	+61N	=50B	−41N	4.0	39.0	42.0	15.75	1909	-10.0
59	Boryna, Szymon	1929	POL	−4B	+77N	−17B	+76N	+63B	−27N	+79B	−34N	−38N	4.0	38.5	41.5	13.50	1989	+16.8
60	Lewandowski, RafalCM	1934	POL	−2B	+76N	−19B	−78N	+73B	−79N	+63B	+68N	−42B	4.0	35.5	38.5	14.50	1860	-21.6
61	Peksa, Piotr	1861	POL	−13N	+89B	−27N	−20B	+88N	=55N	−58B	+83N	=65B	4.0	34.0	36.0	10.50	1893	+10.0
62	Kochanowski, Jakub	1511	POL	+37B	−26N	−55B	−75N	+74B	−57N	+85B	−46N	+79B	4.0	33.0	35.5	14.00	1775	+102.0
63	Kochanowska, Patrycja	1663	POL	−32N	+64B	+33N	−43B	−59N	−56B	−60N	+90B	+83B	4.0	33.0	35.0	13.50	1879	+86.4
64	Kicinska, Anna	1877	POL	−19B	−63N	−44B	+91N	+81B	+89N	−34B	−42N	+77B	4.0	32.5	34.5	10.00	1800	-38.8
65	Marciniak, Kajetan	1692	POL	−31B	−46N	+94B	=92N	−77B	=53N	+76B	=52B	=61N	4.0	30.5	30.5	10.75	1789	+16.8
66	Nojszewski, Adam	1794	POL	−21B	−69N	−90B	+93N	−83B	+81N	+89B	−55N	+78B	4.0	25.5	26.5	9.00	1765	-7.8
67	Moczulski, MichalCM	1983	POL	+86N	=47B	+50N	−1B	−12N	+51B	−15N	−27B	−52N	3.5	43.0	45.5	13.75	1997	+3.2
68	Businski, Jan	1818	POL	−34B	+94N	+37B	−47N	+55B	−24N	−54B	−60B	=73N	3.5	35.5	35.5	10.75	1888	+16.8
69	Krasenkowa, ElenaWIM	1936	POL	−1N	+66B	−23B	−71N	+76B	=78N	−70B	−53N	+87B	3.5	35.0	37.5	11.50	1812	-32.8
70	Rutkowski, Michal	1660	POL	=44B	−35N	+79N	−50B	−39N	+86B	+69N	−38B	−53B	3.5	35.0	37.5	11.25	1833	+30.4
71	Czech, Franciszek	1845	POL	−10N	+85B	−36N	+69B	=82N	−45B	−51N	+84N	−48B	3.5	34.0	36.5	10.00	1899	+13.3
72	Wyzga-Rybicki, Witold	1761	POL	−24B	−92N	+93B	=58N	−14B	+75N	+74B	−44N	−49B	3.5	33.0	34.0	10.00	1809	+6.8
73	Businski, Karol	1728	POL	−27N	−39B	+85N	−56B	−60N	+90B	−42N	+88B	=68B	3.5	31.5	33.5	8.25	1723	-4.4
74	Spicak, Krzysztof	1794	POL	−15N	−33B	−40N	+86B	−62N	+88B	−72N	+89B	=75N	3.5	31.5	33.5	8.25	1641	-37.6
75	Loboda, Hanna	1688	POL	−50N	−56B	=86N	+62B	−45N	−72B	+80N	=76B	=74B	3.5	30.5	33.0	11.75	1705	+0.8
76	Zajaczkowski, Lukasz	1777	POL	−43N	−60B	+89N	−59B	−69N	+87B	−65N	=75N	+85B	3.5	28.5	30.5	8.75	1710	-14.3
77	Mirota, Eryk	1762	POL	−20N	−59B	+87N	=39B	+65N	=82B	−36N	−41B	−64N	3.0	36.0	38.5	10.50	1765	-4.8
78	Jozwiak, Oliwier	1839	POL	−47N	+86B	−51N	+60B	−33N	=69B	=39N	−40B	−66N	3.0	35.5	38.0	10.75	1754	-20.1
79	Kalus, Franciszek	1818	POL	−12N	−37N	−70B	+87B	+90N	+60B	−59N	−39B	−62N	3.0	34.0	36.0	8.50	1685	-32.0
80	Kowalik, Pawel	1776	POL	−48B	−58N	+91B	−37N	−46B	=85N	−75B	=87N	+88B	3.0	28.5	30.5	6.50	1650	-31.8
81	Oles, Jan	1629	POL	−22N	−84B	−42N	+85B	−64N	−66B	−90N	+93N	+91B	3.0	27.5	28.5	5.50	1597	-11.0
82	Dylag, EmiliaWFM	1990	POL	+93B	−10B	+88N	−34N	=71B	=77N	−57B	—	—	3.0	24.0	25.0	6.25	1833	-26.6
83	Lysiak-Poltorak, MagdalenaWFM	2029	POL	+87N	−13B	−52N	−42B	+66N	=84N	−49B	−61B	−63N	2.5	34.5	37.0	7.75	1682	-79.2
84	Serafin, Franciszek	1870	POL	−7B	+81N	−24B	+90N	−32N	=83B	−50N	−71B	—	2.5	30.5	32.5	6.25	1820	-25.6
85	Dziekonski, Mikolaj	1558	POL	−54B	−71N	−73B	−81N	+94B	=80B	−62N	+86B	−76N	2.5	27.0	27.0	4.00	1459	-38.8
86	Stupak, Kamil	1468	POL	−67B	−78N	=75B	−74N	+91B	−70N	−53B	−85N	+89N	2.5	26.0	28.0	5.75	1545	+8.8
87	Fifielski, Marcin	1582	POL	−83B	−53N	−77B	−79N	+93B	−76N	+94N	=80B	−69N	2.5	24.0	24.0	2.50	1547	-9.4
88	Czachurski, Ignacy	1623	POL	+35B	−34N	−82B	−57N	−61B	−74N	+91B	−73N	−80N	2.0	31.0	33.0	7.00	1625	-8.8
89	Oleksa, Marcin	1619	POL	−36N	−61N	−76B	+94N	+53B	−64B	−66N	−74N	−86B	2.0	31.0	31.0	4.50	1484	-23.8
90	Knotek, Wiktor	1574	POL	−51N	−49B	+66N	−84B	−79B	−73N	+81B	−63N	—	2.0	26.5	29.0	7.00	1599	+2.0
91	Loboda, Przemyslaw	1525	POL	−45N	−41B	−80N	−64B	−86N	+93B	−88N	+94B	−81N	2.0	25.0	25.0	1.00	1381	-27.6
92	Goslawski, Michal	1919	POL	−11N	+72B	−38N	=65B	−41N	—	—	—	—	1.5	20.0	23.5	5.50	1840	-15.0
93	Bakowski, Emil	1474	POL	−82N	−52B	−72N	−66B	−87N	−91N	F	−81B	+94N	1.0	22.5	22.5	0.00	916	-61.6
94	FIDE 21863156	0	—	−29N	−68B	−65N	−89B	−85N	F	−87B	−91N	−93B	0.0	22.5	22.5	0.00	855	0.0

Key insights

Biggest movers and upsets — the story behind the numbers.

Top rating gainers

1Pancewicz, SzymonPOL
+144.0
5.0 pts · #31
2Zydok, IgnacyPOL
+131.6
5.0 pts · #34
3Kochanowski, JakubPOL
+102.0
4.0 pts · #59

Top rating losers

1Lysiak-Poltorak, MagdalenaWFMPOL
-79.2
2.5 pts · #83
2Bakowski, EmilPOL
-61.6
1.0 pts · #93
3Herka, JakubPOL
-60.8
4.0 pts · #61

Biggest upsets

R7+490 Elo gap
Wieckowski, Michal1886 beat IMRajlich, Iweta2376
R1+488 Elo gap
Kochanowski, Jakub1511 beat Syrkiewicz, Michal1999
R1+471 Elo gap
Pancewicz, Szymon1876 beat GMJakubowski, Krzysztof2347