IV Gliwicki Festiwal Szachowy - MBF Group Open

SwissRapid

124 players participated in this 9-round tournament, held on 14 Dec 2025 in Gliwice, Poland. 19 titled players from 7 federations. Top 10 Elo average was 2444, and top seed was Vojtech Plat (🇸🇰 SVK, GM, 2558).

Bartosz Socko (🇵🇱 POL, GM, 2504) won with 8.0/9, ahead of Li Min Peng (7.5) and Vojtech Plat (7.0). Socko shared the lead from round 6 and won solo starting round 7.

The biggest upset came in round 7: Jacek Wyrwa (1611) beat Aleksander Masternak (2065), a +454-point gap.

Location

🇵🇱Gliwice, Poland

Dates

14 Dec 2025

Time control

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

System

Swiss · 9 rounds

Top seed

🇸🇰GMVojtech Plat2558

Avg top 10

2,444

Participants

124

Titled players · 19

GM×10

IM×1

FM×1

CM×4

WFM×1

WCM×2

Federations · 7 represented

🇵🇱Poland×111

🇦🇹Austria×2

🇸🇪Sweden×1

🇺🇦Ukraine×1

🇨🇭Switzerland×1

🇸🇰Slovakia×1

🇧🇪Belgium×1

Top 3

🥇
GMBartosz Socko
🇵🇱POL·2504
8.0pts·2627perf+12.1
🥈
GMLi Min Peng
🇨🇭SUI·2519
7.5pts·2598perf+10.5
🥉
GMVojtech Plat
🇸🇰SVK·2558
7.0pts·2486perf-3.6

How it unfolded

Top 6 · 9 rounds

GM Bartosz Socko led from R7; +0.5-point edge over the runner-up. Title race converged from 5 co-leaders at R4 to 1 by R7.

Co-leaders

Socko8Peng7.5Tazbir7Wieczorek7Plat7Jakubowski7— ex-leaders:Galperinled R5, #13

R7 · LEADER CHANGE14 Dec

GM Bartosz Socko takes the sole lead (6.5/7).

R5 · HEAD-TO-HEAD · WINNER VS 2ND

GM Bartosz Socko drew with GM Li Min Peng (White).

WIN STREAKS · 3 top finishers

GM Bartosz Socko 4+3 wins (R1–R4, R6–R8)GM Li Min Peng 4 wins (R1–R4)GM Marcin Tazbir 3+3 wins (R1–R3, R5–R7)

Key matchups · top 4

Head-to-head between the four finishers

Player	1	2	3	4
1GMBartosz Socko	*	½	—	½
2GMLi Min Peng	½	*	1	—
3GMMarcin Tazbir	—	0	*	—
4GMOskar Wieczorek	½	—	—	*

Grille américaine

#	Player	Elo	Fed	R1	R2	R3	R4	R5	R6	R7	R8	R9	Pts	Bu C1	Bu	SB	Perf	Δ
1	Socko, BartoszGM	2504	POL	+38B	+34N	+11B	+4N	=2B	+9N	+15B	+13N	=6B	8.0	52.0	57.5	50.25	2627	+12.1
2	Peng, Li MinGM	2519	SUI	+47N	+72B	+41N	+8B	=1N	=12B	+14N	+5B	=3N	7.5	50.5	54.5	44.00	2598	+10.5
3	Plat, VojtechGM	2558	SVK	+49N	+43B	+19N	=7B	−9N	+30B	+10N	+12B	=2B	7.0	50.0	55.0	41.25	2486	-3.6
4	Musial, IgorFM	2182	POL	+67N	+53B	+27N	−1B	+43N	−5B	+20N	+8B	+12N	7.0	48.5	53.0	38.00	2356	+81.2
5	Tazbir, MarcinGM	2448	POL	+37B	+70N	+21B	−40N	+25B	+4N	+17B	−2N	+18B	7.0	48.5	52.5	40.00	2353	-5.6
6	Wieczorek, OskarGM	2325	POL	+99N	+74B	+20N	−12B	+27N	+16B	=8N	+9B	=1N	7.0	48.5	51.5	38.25	2384	+9.2
7	Jakubowski, KrzysztofGM	2341	POL	+61B	+48N	+24B	=3N	+40B	−13N	=18B	+31N	+15B	7.0	46.5	51.0	38.50	2386	+8.6
8	Socko, MonikaGM	2271	POL	+58B	+50N	+23B	−2N	+44B	+11N	=6B	−4N	+17B	6.5	50.0	54.5	36.50	2274	+3.4
9	Chmiel, Pawel	2222	POL	+71B	+55N	+44B	=13N	+3B	−1B	+29N	−6N	+25B	6.5	48.5	52.5	34.50	2336	+28.9
10	Smeryk, Andriy	2127	UKR	+42B	+57N	+46B	=14N	−13B	+21N	−3B	+30N	+33B	6.5	46.0	50.5	34.50	2221	+46.7
11	Grochol, KamilCM	2102	POL	+89N	+62B	−1N	+53B	+54N	−8B	=27N	+26B	+29N	6.5	44.5	48.0	30.75	2138	+12.0
12	Galperin, PlatonGM	2519	SWE	+73B	+18N	+17B	+6N	+15B	=2N	=13B	−3N	−4B	6.0	52.5	56.5	35.75	2444	-4.9
13	Klekowski, MaciejGM	2481	POL	F	+45N	+31B	=9B	+10N	+7B	=12N	−1B	+14N	6.0	50.5	50.5	36.25	2461	+0.7
14	Dobrowolski, PiotrIM	2271	POL	+69N	=26B	+35N	=10B	+20N	+19B	−2B	+21N	−13B	6.0	49.0	53.5	34.00	2227	-1.9
15	Glek, IgorGM	2447	BEL	+78N	+39B	+29N	+16B	−12N	+40B	−1N	+19B	−7N	6.0	49.0	53.0	32.00	2334	-8.3
16	Posluszny, Tomasz	2137	POL	+28B	+56N	+33B	−15N	+23B	−6N	+44B	=25N	=22B	6.0	46.5	51.0	32.25	2155	+6.8
17	Liskiewicz, JakubCM	2123	POL	+77N	+36B	−12N	+26B	+70N	+32B	−5N	+42B	−8N	6.0	45.0	49.0	29.50	2177	+33.6
18	Widelski, Kacper	1930	POL	+100N	−12B	+78N	+73B	=41N	+22B	=7N	+40B	−5N	6.0	44.0	47.0	28.00	2137	+46.0
19	Niesporek, Franciszek	2115	POL	+63B	+59N	−3B	+60N	+33B	−14N	+45B	−15N	+44B	6.0	43.5	48.0	29.00	2166	+26.2
20	Lokaj, Bartlomiej	1990	POL	+81B	+116N	−6B	+46N	−14B	+48N	−4B	+70N	+41B	6.0	43.0	45.0	25.00	2068	+21.4
21	Barchuk, IrinaWFM	2052	POL	+90B	+64N	−5N	+55B	+47N	−10B	+70N	−14B	+45B	6.0	42.5	46.0	26.50	2064	+6.6
22	Zawisza, Alan	2022	POL	+102N	−46B	+37N	=56B	+45B	−18N	+57B	+28N	=16N	6.0	42.0	45.0	28.75	1921	-33.6
23	Wites, Adam	1994	POL	+86N	+65B	−8N	+98B	−16N	=36B	=26N	+52B	+40N	6.0	42.0	45.0	27.00	2010	+14.0
24	Kosmala, Mateusz	2001	POL	+76B	+114N	−7N	+64B	−32N	−26B	+73N	+53B	+42N	6.0	40.0	42.0	24.00	1978	-1.0
25	Kozlowski, Franciszek	2012	POL	=97N	+51B	=26N	+59B	−5N	+54B	+32N	=16B	−9N	5.5	44.5	47.5	26.75	2065	+13.6
26	Olbrycht, Hubert	1839	POL	+118B	=14N	=25B	−17N	+71B	+24N	=23B	−11N	+59B	5.5	44.5	46.0	24.75	2002	+73.0
27	Haladaj, Adam	1980	POL	+82B	+119N	−4B	+71N	−6B	+50N	=11B	+56N	−32B	5.5	43.5	45.0	22.25	2002	+18.8
28	Grochulski, Tomasz	1613	POL	−16N	+122B	+39N	=30B	−29N	+62B	+36N	−22B	+54N	5.5	43.0	44.0	23.75	1927	+136.0
29	Kaminska, ZuzannaWCM	2019	POL	+87B	+98N	−15B	=57N	+28B	+56N	−9B	+34N	−11B	5.5	42.5	45.5	24.25	1985	-7.2
30	Rajbharath, Harjith	1950	POL	+104B	+115N	−40B	=28N	+57B	−3N	+58B	−10B	+46N	5.5	41.0	43.0	21.75	1910	-10.4
31	Rojek, Wojciech	2053	POL	+91N	+52B	−13N	−54B	+114N	+74B	+43N	−7B	=35N	5.5	40.5	42.5	22.25	2011	-5.9
32	Nakonechnyi, OleksiiCM	2300	POL	F	=97B	+38N	+48N	+24B	−17N	−25B	+72B	+27N	5.5	40.5	40.5	27.50	2106	-29.4
33	Wolak, Jan	1966	POL	+80N	+85B	−16N	+114B	−19N	=98B	+65N	+49B	−10N	5.5	39.0	41.0	21.00	1899	-18.0
34	Gora, Maria	1891	POL	+92N	−1B	+99N	−47B	+73N	=65B	+98N	−29B	+56B	5.5	38.0	41.0	20.25	1866	-8.0
35	Nowacki, Adam	1890	POL	=75B	+94N	−14B	+76N	+87B	=41B	−40N	+61N	=31B	5.5	37.5	41.0	22.75	1891	+3.4
36	Gula, Grzegorz	1784	POL	+112B	−17N	−90B	+88N	+79B	=23N	−28B	+66N	+63B	5.5	37.5	40.0	22.00	1717	-13.4
37	Khyzhniak, Dmytro	1679	POL	−5N	+107B	−22B	=75N	−66B	+92N	+87B	+62N	+55B	5.5	37.5	40.0	20.50	1845	+26.1
38	Siedlecki, Adam	1684	POL	−1N	+100B	−32B	=106N	+118B	+75N	+55B	−41N	+60B	5.5	37.0	38.5	18.75	1834	+31.2
39	Popczynska, MichalinaWCM	1859	POL	+96B	−15N	−28B	+97N	=58B	−42N	+89B	+83N	+57B	5.5	36.5	39.5	20.75	1779	-29.6
40	Krawczyk, FlawianCM	2128	POL	+93N	+54B	+30N	+5B	−7N	−15N	+35B	−18N	−23B	5.0	47.5	51.0	26.00	2104	-9.1
41	Masternak, Aleksander	2065	POL	+79B	+83N	−2B	+50N	=18B	=35N	−42B	+38B	−20N	5.0	44.5	48.5	24.25	1917	-25.5
42	Wyrwa, Jacek	1611	POL	−10N	+101B	+74N	−43B	+53N	+39B	+41N	−17N	−24B	5.0	42.5	45.5	22.00	1934	+57.6
43	Wolak, Maciej	1896	POL	+107B	−3N	+58B	+42N	−4B	+59N	−31B	−46N	+73B	5.0	42.5	45.0	20.50	1876	-12.0
44	Khimichenko, Dmytro	1987	POL	+88N	+106B	−9N	+65B	−8N	+64B	−16N	+47B	−19N	5.0	42.5	45.0	20.00	1939	-13.2
45	Janik, Damian	1875	POL	+117N	−13B	+69N	+81B	−22N	+47B	−19N	+51B	−21N	5.0	42.5	44.5	20.50	1881	+2.4
46	Grochulski, Krzysztof	1751	POL	+66B	+22N	−10N	−20B	+81N	−70B	+77N	+43B	−30B	5.0	41.5	45.5	23.50	1873	+23.2
47	Hryniewicz, Maciej	1686	POL	−2B	+104N	+115B	+34N	−21B	−45N	+50B	−44N	+72N	5.0	41.0	43.0	19.50	1886	+74.4
48	Griman, Hubert	1851	POL	+95N	−7B	+93N	−32B	+99N	−20B	=64N	+98B	=49N	5.0	38.0	41.0	17.75	1867	+2.5
49	Musial, Bartosz	1709	POL	−3B	=82N	+94B	−72N	+92B	+87N	+60B	−33N	=48B	5.0	37.0	40.5	19.50	1776	+24.0
50	Panczyszyn, Wiktor	1828	POL	+122N	−8B	+89N	−41B	+77N	−27B	−47N	+97B	+116N	5.0	34.5	35.5	13.50	1785	-8.8
51	Feseniuk, Pavlo	1755	AUT	=94B	−25N	+82B	−87N	=106B	+76N	+84B	−45N	+71B	5.0	33.5	36.0	19.00	1665	-32.4
52	Brzoska, Mariusz	1765	POL	+120B	−31N	−76B	−116N	+96B	+86N	+79B	−23N	+84B	5.0	33.0	34.5	17.00	1621	-24.1
53	Wasilewicz, Wawrzyniec	1832	POL	+103B	−4N	+63B	−11N	−42B	+66N	+71B	−24N	=61B	4.5	42.0	45.0	18.25	1735	-27.3
54	Sokolowski, Cezary	1823	POL	+84B	−40N	+79B	+31N	−11B	−25N	=80B	+58N	−28B	4.5	40.5	44.5	20.00	1789	-17.6
55	Szwed, Karol	1787	POL	+101N	−9B	+91N	−21N	=63B	+67B	−38N	+65B	−37N	4.5	40.5	43.5	17.75	1721	-35.6
56	Szumiec, Jan	1782	POL	+108N	−16B	+102N	=22N	+68B	−29B	+63N	−27B	−34N	4.5	40.5	43.0	17.50	1840	+19.2
57	Zieba, Robert	1767	POL	+111N	−10B	+97N	=29B	−30N	+91B	−22N	+69B	−39N	4.5	40.0	42.5	16.25	1801	+3.8
58	Piotrowski, Stanislaw	1649	POL	−8N	+117B	−43N	+95B	=39N	+68B	−30N	−54B	+81N	4.5	39.0	41.0	16.75	1768	+47.2
59	Zaglowek, Blazej	1762	POL	+121N	−19B	+86N	−25N	+90B	−43B	=69N	+80B	−26N	4.5	38.0	39.0	14.75	1721	-21.2
60	Gawronski, Michal	1834	POL	−85N	+88B	+77N	−19B	=67N	+78B	−49N	+64B	−38N	4.5	37.5	41.0	18.25	1680	-34.2
61	Rusek, Witold	1670	POL	−7N	=92B	−68N	+122B	+89N	=72B	+74N	−35B	=53N	4.5	36.5	37.5	14.50	1758	+29.5
62	Tchorzewski, Kazimierz	1777	POL	+110B	−11N	=87B	−68N	+82B	−28N	+97N	−37B	+90B	4.5	36.0	38.5	14.75	1643	-29.8
63	Piatek, Rafal	1593	POL	−19N	+108B	−53N	+117B	=55N	+83N	−56B	+68B	−36N	4.5	36.0	38.0	15.25	1739	+26.4
64	Noga, Artur	1737	POL	+123N	−21B	+116B	−24N	+76B	−44N	=48B	−60N	+88B	4.5	36.0	36.0	12.00	1746	-1.2
65	Sokalla, Tomasz	1715	POL	+109B	−23N	+75B	−44N	+115B	=34N	−33B	−55N	+106B	4.5	35.5	37.5	13.75	1700	-4.8
66	Jarosz, Zdzislaw	0	POL	−46N	−93B	+124N	=89B	+37N	−53B	+67N	−36B	+91N	4.5	35.5	35.5	15.25	1637	0.0
67	Krzeszowiec, Wojciech	1623	POL	−4B	+103N	−70B	+119N	=60B	−55N	−66B	+100B	+95N	4.5	34.0	35.5	13.25	1716	+17.8
68	Artsemenka, Mikalai	1846	POL	F	=75N	+61B	+62B	−56N	−58N	+90B	−63N	+87B	4.5	33.5	35.0	18.00	1680	-30.6
69	Kowalik, Igor	1636	POL	−14B	+118N	−45B	+96N	−74B	+106N	=59B	−57N	+107B	4.5	32.5	34.0	12.25	1669	+15.2
70	Plowy, Karol	1864	POL	F	−5B	+67N	+90N	−17B	+46N	−21B	−20B	+78N	4.0	42.0	42.0	17.00	1881	+3.4
71	Wojcik, Miroslaw	1624	POL	−9N	+95B	+72N	−27B	−26N	+107B	−53N	+85B	−51N	4.0	38.5	41.0	14.00	1689	+16.4
72	Wasiluk, Dominik	1865	POL	+113B	−2N	−71B	+49B	=78N	=61N	+114B	−32N	−47B	4.0	38.0	40.0	13.75	1743	-60.8
73	Fysz, Marcin	1698	POL	−12N	+80B	+119B	−18N	−34B	+116N	−24B	+88N	−43N	4.0	38.0	39.5	11.00	1719	+3.6
74	Panasiuk, Stanislaw	1844	POL	F	−6N	−42B	+86B	+69N	−31N	−61B	+102B	+77N	4.0	37.5	37.5	15.50	1739	-23.1
75	Fysz, Daria	1480	POL	=35N	=68B	−65N	=37B	+93N	−38B	=78N	−77B	+102N	4.0	37.0	40.0	16.25	1652	+69.5
76	Guziana, Monika	1552	POL	−24N	+123B	+52N	−35B	−64N	−51B	+91N	−78B	+99N	4.0	36.5	36.5	11.50	1664	+42.4
77	Gajek, Mateusz	1602	POL	−17B	+84N	−60B	+103N	−50B	+115N	−46B	+75N	−74B	4.0	35.5	37.5	13.00	1582	-7.4
78	Janik, Albert	1671	POL	−15B	+113N	−18B	+107N	=72B	−60N	=75B	+76N	−70B	4.0	35.0	37.5	13.00	1670	-7.7
79	Sidorowicz, Marcin	1582	POL	−41N	+111B	−54N	+85B	−36N	+117B	−52N	−81B	+100N	4.0	33.5	35.5	11.50	1577	-5.8
80	Mucha, Krzysztof	1518	POL	−33B	−73N	−84B	+94N	+112B	+99B	=54N	−59N	=83B	4.0	33.0	35.5	13.25	1646	+16.2
81	Kupczyk, Jan	1538	POL	−20N	+124B	+83B	−45N	−46B	−114N	+109B	+79N	−58B	4.0	33.0	33.0	10.50	1593	+12.0
82	Piotrowska, Jadwiga	1524	POL	−27N	=49B	−51N	+101B	−62N	=85B	=107N	+111B	=98N	4.0	32.5	35.0	12.75	1530	-4.0
83	Panczyk, Marcin	1753	POL	+105N	−41B	−81N	+100B	=91N	−63B	+110N	−39B	=80N	4.0	32.5	35.0	12.25	1506	-88.2
84	Judka, Andrzej	0	POL	−54N	−77B	+80N	−91B	+100N	+102B	−51N	+99B	−52N	4.0	32.0	35.0	13.00	1599	0.0
85	Malyszek, Patryk	1443	POL	+60B	−33N	−114B	−79N	=88B	=82N	+92B	−71N	+97N	4.0	32.0	34.0	14.75	1593	+31.8
86	Reclik, Jakub	1543	POL	−23B	+109N	−59B	−74N	+103B	−52B	−100N	+115N	+114B	4.0	30.0	32.0	9.50	1550	-5.3
87	Mostowski, Boguslaw	1570	POL	−29N	+105B	=62N	+51B	−35N	−49B	−37N	+110B	−68N	3.5	38.5	41.0	12.75	1574	-0.6
88	Sieczkowski, Bartosz	1537	POL	−44B	−60N	+92N	−36B	=85N	+101B	+93N	−73B	−64N	3.5	34.5	37.5	12.00	1551	-1.9
89	Rudzki, Artur	1582	POL	−11B	+112N	−50B	=66N	−61B	+118N	−39N	−95B	+110N	3.5	34.5	36.0	8.75	1436	-23.4
90	Brodzki, Tomasz	1576	POL	−21N	+121B	+36N	−70B	−59N	=110B	−68N	+101B	−62N	3.5	34.5	35.5	10.75	1562	-2.8
91	Haladaj, Tomasz	1579	POL	−31B	+110N	−55B	+84N	=83B	−57N	−76B	+108N	−66B	3.5	33.5	36.0	11.00	1398	-17.8
92	Jaworski, Mariusz	1488	POL	−34B	=61N	−88B	+104N	−49N	−37B	−85N	+118B	+111N	3.5	33.5	35.0	9.25	1467	-6.8
93	Gerlich, Marcin	1611	POL	−40B	+66N	−48B	=118N	−75B	+94N	−88B	−107N	+103N	3.5	31.0	32.5	11.75	1434	-30.2
94	Glinka, Grzegorz	0	POL	=51N	−35B	−49N	−80B	+105N	−93B	−101N	+121B	+119N	3.5	30.5	31.5	8.00	1466	0.0
95	Ujma, Mateusz	1471	POL	−48B	−71N	+120B	−58N	−97B	+112N	=106B	+89N	−67B	3.5	29.5	31.0	8.75	1402	-12.0
96	Szumiec, Tomasz	1472	POL	−39N	−99B	+121N	−69B	−52N	=111B	−105N	+109N	+108B	3.5	28.5	29.5	7.25	927	-15.8
97	Szymczyk, Jan	1568	POL	=25B	=32N	−57B	−39B	+95N	+109N	−62B	−50N	−85B	3.0	38.0	40.5	11.50	1571	-15.2
98	Zajdler, Lukasz	1729	POL	F	−29B	+106N	−23N	+116B	=33N	−34B	−48N	=82B	3.0	36.0	36.0	9.25	1697	-9.4
99	Golda, Mariusz	1669	POL	−6B	+96N	−34B	+113N	−48B	−80N	+115B	−84N	−76B	3.0	35.5	37.5	8.00	1530	-29.2
100	Kostkowski, Krzysztof	1500	POL	−18B	−38N	+112B	−83N	−84B	+103N	+86B	−67N	−79B	3.0	35.0	37.5	9.50	1488	-5.2
101	Wiesiolek, Blazej	0	POL	−55B	−42N	=104B	−82N	+108B	−88N	+94B	−90N	=105B	3.0	30.0	32.5	9.00	1189	0.0
102	Lubos, Edyta	1573	POL	−22B	+120N	−56B	−115N	+119B	−84N	+113B	−74N	−75B	3.0	28.5	30.0	5.50	1546	-14.8
103	Knap, Janusz	1439	POL	−53N	−67B	+123N	−77B	−86N	−100B	+121N	+113N	−93B	3.0	27.0	27.0	3.50	1289	-22.6
104	Feseniuk, Maryna	1501	AUT	−30N	−47B	=101N	−92B	−109B	−108N	=112B	+123N	+115B	3.0	26.5	26.5	4.75	891	-34.4
105	Jarosz, Piotr	0	POL	−83B	−87N	−118B	=108N	−94B	+123N	+96B	−106N	=101N	3.0	24.0	24.0	6.25	1310	0.0
106	Kasprzyszyn, Karolina	1510	POL	F	−44N	−98B	=38B	=51N	−69B	=95N	+105B	−65N	2.5	34.0	34.0	10.00	1467	-16.8
107	Rusek, Franciszek	1495	POL	−43N	−37N	+108B	−78B	F	−71N	=82B	+93B	−69N	2.5	33.0	34.0	8.00	1430	0.0
108	Kot, Hubert	0	POL	−56B	−63N	−107N	=105B	−101N	+104B	+119N	−91B	−96N	2.5	27.5	29.0	6.00	1440	0.0
109	FIDE 545060339	0	—	−65N	−86B	−122N	+111B	+104N	−97B	−81N	−96B	=113B	2.5	27.0	28.0	6.75	1278	0.0
110	Lubos, Przemyslaw	0	POL	−62N	−91B	−117N	+123B	+113B	=90N	−83B	−87N	−89B	2.5	27.0	27.0	4.25	1349	0.0
111	FIDE 41866908	0	—	−57B	−79N	−113B	−109N	+123B	=96N	+118B	−82N	−92B	2.5	26.0	26.0	3.25	1307	0.0
112	FIDE 91108950	0	—	−36N	−89B	−100N	+121B	−80N	−95B	=104N	−119B	+123B	2.5	25.0	25.0	2.50	1124	0.0
113	Biela, Szymon	1476	POL	−72N	−78B	+111N	−99B	−110N	+121B	−102N	−103B	=109N	2.5	24.5	25.5	4.75	844	-60.4
114	Sieczkowska, Hanna	1713	POL	F	−24B	+85N	−33N	−31B	+81B	−72N	−116B	−86N	2.0	35.0	35.0	8.00	1547	-66.9
115	Miczek, Michal	0	POL	+124N	−30B	−47N	+102B	−65N	−77B	−99N	−86B	−104N	2.0	32.0	32.0	3.00	1333	0.0
116	Gruszczynski, Miroslaw	1512	POL	F	−20B	−64N	+52B	−98N	−73B	F	+114N	−50B	2.0	31.5	31.5	7.00	1612	+25.2
117	Berlinski, Mariusz	1479	POL	−45B	−58N	+110B	−63N	+120B	−79N	F	F	F	2.0	24.0	24.0	4.00	876	-42.0
118	Mierzwinski, Wiktor	1447	POL	−26N	−69B	+105N	=93B	−38N	−89B	−111N	−92N	F	1.5	31.5	31.5	4.75	1236	-43.6
119	Janik, Kacper	1453	POL	F	−27B	−73N	−67B	−102N	=120N	−108B	+112N	−94B	1.5	30.0	31.5	3.25	891	-37.6
120	Zyrek, Leon	0	POL	−52N	−102B	−95N	+124B	−117N	=119B	F	F	F	1.5	15.0	15.0	0.75	1185	0.0
121	FIDE 91192439	0	—	−59B	−90N	−96B	−112N	+124B	−113N	−103B	−94N	F	1.0	23.0	23.0	0.00	746	0.0
122	Blach, Bartlomiej	1402	POL	−50B	−28N	+109B	−61N	F	F	F	F	F	1.0	20.0	20.0	2.50	893	-19.6
123	FIDE 545060223	0	—	−64B	−76N	−103B	−110N	−111N	−105B	F	−104B	−112N	0.0	25.0	25.0	0.00	754	0.0
124	FIDE 545056641	0	—	−115B	−81N	−66B	−120N	−121N	F	F	F	F	0.0	13.0	13.0	0.00	737	0.0

Key insights

Biggest movers and upsets — the story behind the numbers.

Top rating gainers

1Grochulski, TomaszPOL
+136.0
5.5 pts · #27
2Musial, IgorFMPOL
+81.2
7.0 pts · #7
3Hryniewicz, MaciejPOL
+74.4
5.0 pts · #51

Top rating losers

1Panczyk, MarcinPOL
-88.2
4.0 pts · #86
2Sieczkowska, HannaPOL
-66.9
2.0 pts · #95
3Wasiluk, DominikPOL
-60.8
4.0 pts · #57

Biggest upsets

R7+454 Elo gap
Wyrwa, Jacek1611 beat Masternak, Aleksander2065
R1+391 Elo gap
Malyszek, Patryk1443 beat Gawronski, Michal1834
R9+337 Elo gap
FMMusial, Igor2182 beat GMGalperin, Platon2519