IV Wielkopolska Liga Seniorow 2026 B Round 1-4

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69 players participated in this 4-round tournament, held from 24 Jan 2026 to 25 Jan 2026 in Koscielec, Poland. Top 10 Elo average was 1897, and top seed was Krzysztof Zakrzewicz (🇵🇱 POL, 2004).

Maciej Gibowicz (🇵🇱 POL, 1570) won with 4.0/4, ahead of Pawel Witwicki (3.5) and Filip Buchwald (3.5). Gibowicz broke clear in the final round.

The biggest upset came in round 1: Wojciech Trzcinski (1481) beat Zygmunt Kulczewski (1942), a +461-point gap.

Location

🇵🇱Koscielec, Poland

Dates

24 Jan 2026 → 25 Jan 2026

Time control

Standard: 60 minutes with 30 seconds increment from move 1

System

Swiss · 4 rounds

Top seed

🇵🇱Krzysztof Zakrzewicz2004

Avg top 10

1,897

Participants

Federations · 1 represented

🇵🇱Poland×64

Top 3

🥇
Maciej Gibowicz
🇵🇱POL·1570
4.0pts·2400perf+21.6
🥈
Pawel Witwicki
🇵🇱POL·1883
3.5pts·2131perf+20.8
🥉
Filip Buchwald
🇵🇱POL·1730
3.5pts·2084perf+32.6

How it unfolded

Top 6 · 4 rounds

Maciej Gibowicz led from R4; +0.5-point edge over the runner-up.

Co-leaders

Gibowicz4Witwicki3.5Bugaj3.5Buchwald3.5Kolinski3Szczepanski3— ex-leaders:Gibowiczled R4, #10

R4–R4 · LEAD HELD

Maciej Gibowicz held the sole lead from R4 through R4 without losing it.

WIN STREAKS · 3 top finishers

Maciej Gibowicz 4 wins (R1–R4)Pawel Witwicki 3 wins (R2–R4)Mikolaj Bugaj 3 wins (R1–R3)

Key matchups · top 4

Head-to-head between the four finishers

Player	1	2	3	4
1Maciej Gibowicz	*	—	—	—
2Pawel Witwicki	—	*	—	½
3Mikolaj Bugaj	—	—	*	—
4Filip Buchwald	—	½	—	*

Grille américaine

#	Player	Elo	Fed	R1	R2	R3	R4	Pts	Bu C1	Bu	SB	Perf	Δ
1	Gibowicz, Maciej	1570	POL	+63B	+58B	+24N	+61B	4.0	2.0	2.0	2.00	2400	+21.6
2	Witwicki, Pawel	1883	POL	=3B	+10N	+15B	+45B	3.5	8.5	9.5	7.75	2131	+20.8
3	Buchwald, Filip	1730	POL	=2N	+60B	+36N	+38B	3.5	6.5	6.5	4.75	2084	+32.6
4	Bugaj, Mikolaj	1972	POL	+65N	+52B	+45N	=10B	3.5	4.5	4.5	3.25	2078	+8.4
5	Szczepanski, Andrzej	1737	POL	+47N	=11B	=26B	+19N	3.0	7.0	8.0	5.75	1658	-5.0
6	Wysokowicz, Szymon	1581	POL	+66N	+24B	+8N	−32N	3.0	7.0	7.0	5.00	1715	+14.0
7	Kolinski, Jakub	1787	POL	−36B	+59N	+48N	+37B	3.0	4.0	4.0	2.50	1807	+5.2
8	Budzinski, Aleksander	0	POL	+58N	+47B	−6B	+62N	3.0	4.0	4.0	1.00	784	0.0
9	FIDE 91161126	0	—	+68B	F	+46N	+?N	3.0	1.0	1.0	1.00	1576	0.0
10	Wolnicki, Antoni	1635	POL	+51N	−2B	+17N	=4N	2.5	9.5	10.5	5.25	1908	+54.4
11	Trzcinski, Wojciech	1481	POL	+13B	=5N	+18N	−14B	2.5	8.0	10.5	6.50	1807	+64.0
12	Szrejter, Lukasz	1769	POL	=20B	=36N	+25B	=28N	2.5	6.5	8.0	5.00	1789	+1.6
13	Kulczewski, Zygmunt	1942	POL	−11N	+62B	+39N	=18B	2.5	6.5	6.5	2.75	1366	-26.4
14	Zielinski, Jacek	1655	POL	+49N	=26N	−40B	+11N	2.5	6.0	7.0	4.50	1475	-14.0
15	Zakrzewicz, Krzysztof	2004	POL	+64B	=45B	−2N	+36B	2.5	6.0	6.0	2.00	1853	-13.2
16	Szczygielski, Antoni	1634	POL	+60N	−25N	+27B	=42N	2.5	5.5	5.5	2.75	1663	+2.6
17	Lapot, Arkadiusz	1680	POL	=45N	+65B	−10B	+43N	2.5	5.0	5.0	2.00	1689	+0.8
18	Slotala, Jan	1599	POL	+69B	+64N	−11B	=13N	2.5	5.0	5.0	1.25	1733	+29.6
19	Gorecki, Maksymilian	1675	POL	=39B	+69N	+55B	−5B	2.5	5.0	5.0	1.25	1660	-2.0
20	Struzynski, Norbert	0	POL	=12N	+29B	+59B	—	2.5	4.5	4.5	3.25	1616	0.0
21	Mazurek, Oskar	1560	POL	−24N	+49B	+61N	=44B	2.5	4.5	4.5	1.75	1652	+6.0
22	Witwicka, Julia	1459	POL	+31B	+68N	=50B	−53B	2.5	4.0	4.0	2.50	801	-12.4
23	Muzykiewicz, Wiktoria	1414	POL	F	+46N	+67B	=30B	2.5	3.0	3.0	2.00	1603	+5.0
24	Gajda, Jaroslaw	1751	POL	+21B	−6N	−1B	+58B	2.0	9.5	9.5	2.50	1447	-48.0
25	Wisniewski, Wieslaw	1583	POL	+29N	+16B	−12N	−27B	2.0	7.0	9.0	4.50	1648	+6.8
26	Mortek, Fabian	1446	POL	=55N	=14B	=5N	=40B	2.0	7.0	7.5	3.75	1632	+28.0
27	Tomaszewski, Robert	1762	POL	=37N	=28B	−16N	+25N	2.0	6.5	8.0	3.75	1685	-8.2
28	Janczak, Marcin	1674	POL	+48B	=27N	−29B	=12B	2.0	6.5	7.5	3.25	1606	-13.2
29	Los, Jan	1423	POL	−25B	−20N	+28N	+59B	2.0	6.5	6.5	2.00	1630	+20.8
30	Bebenek, Anna	1603	POL	−34N	+67B	=57B	=23N	2.0	5.0	5.0	1.50	1296	-32.4
31	FIDE 545052271	0	—	−22N	−?B	+?N	+46B	2.0	3.5	3.5	1.00	708	0.0
32	Szczepanski, Grzegorz	1678	POL	F	F	+58N	+6B	2.0	3.0	3.0	3.00	2384	+7.4
33	Lewandowski, Mikolaj	1509	POL	F	=54B	=41N	+55N	2.0	3.0	3.0	1.75	1741	+11.6
34	Zamiar, Ewa	1563	POL	+30B	+50N	—	—	2.0	2.0	3.0	3.00	2403	+11.2
35	Szczotka, Dawid	1652	POL	+41B	+56N	—	—	2.0	1.5	2.0	2.00	2225	+8.4
36	Kujawski, Zygmunt	1734	POL	+7N	=12B	−3B	−15N	1.5	9.0	11.5	4.25	1736	-1.0
37	Krell, Julian	1841	POL	=27B	+63N	−42B	−7N	1.5	6.5	6.5	1.00	1525	-61.2
38	Smagalski, Jaroslaw	1896	POL	−52N	=43B	+51B	−3N	1.5	6.0	7.0	1.75	1657	-19.0
39	Pawlak, Igor	0	POL	=19N	F	−13B	+64B	1.5	5.0	5.0	1.25	1722	0.0
40	Przymus, Marcin	1503	POL	F	F	+14N	=26N	1.5	4.5	4.5	3.50	1743	+12.4
41	Dobrzykowski, Michal	0	POL	−35N	+55B	=33B	—	1.5	4.0	4.5	1.50	1388	0.0
42	Mikula, Mateusz	1448	POL	F	F	+37N	=16B	1.5	4.0	4.0	2.75	1933	+46.8
43	Dlugolencki, Dominik	0	POL	F	=38N	+65B	−17B	1.5	4.0	4.0	0.75	1732	0.0
44	Gospodarczyk, Roman	1939	POL	F	F	+66B	=21N	1.5	2.5	2.5	1.25	1563	-8.2
45	Sobczak, Miroslaw	1811	POL	=17B	=15N	−4B	−2N	1.0	9.5	12.0	2.50	1692	-12.4
46	FIDE 91165784	0	—	+?N	−23B	−9B	−31N	1.0	7.5	7.5	0.00	614	0.0
47	Szambelan, Krystian	0	POL	−5B	−8N	+62N	—	1.0	6.0	6.0	0.00	937	0.0
48	Mazurkiewicz, Krzysztof	1469	POL	−28N	F	−7B	+63B	1.0	5.0	5.0	0.00	1513	+2.2
49	Boruch, Lukasz	0	POL	−14B	−21N	F	+66B	1.0	5.0	5.0	0.00	809	0.0
50	Domagalska, Hanna	0	POL	−?B	−34B	=22N	=?B	1.0	4.5	4.5	1.25	1253	0.0
51	Salyga, Pawel	1716	POL	−10B	F	−38N	+60N	1.0	4.0	4.0	0.00	1545	-27.2
52	Kukorowski, Jan	1899	POL	+38B	−4N	—	—	1.0	3.5	5.0	1.50	1934	+2.0
53	Lieske, Milena	1602	POL	F	F	F	+22N	1.0	2.5	2.5	2.50	2259	+12.4
54	Krupinski, Ryszard	1741	POL	=56B	=33N	—	—	1.0	2.0	2.5	1.25	1468	-13.2
55	Krzos, Dorian	0	POL	=26B	−41N	−19N	−33B	0.5	6.5	8.0	1.00	1270	0.0
56	Nawrocki, Tomasz	1425	POL	=54N	−35B	—	—	0.5	2.0	3.0	0.50	1504	+6.4
57	Adamczak, Marta	0	POL	F	F	=30N	F	0.5	2.0	2.0	1.00	1603	0.0
58	Prus, Krzysztof	0	POL	−8B	−1N	−32B	−24N	0.0	9.0	11.0	0.00	866	0.0
59	Kucal, Wojciech	0	POL	F	−7B	−20N	−29N	0.0	7.5	7.5	0.00	806	0.0
60	Uscilowicz, Jaroslaw	1453	POL	−16B	−3N	F	−51B	0.0	7.0	7.0	0.00	894	-27.2
61	Ciesielski, Maurycy	0	POL	F	F	−21B	−1N	0.0	6.5	6.5	0.00	767	0.0
62	Lisowski, Daniel	0	POL	F	−13N	−47B	−8B	0.0	6.5	6.5	0.00	1142	0.0
63	Bubniewicz, Marcin	1448	POL	−1N	−37B	F	−48N	0.0	6.5	6.5	0.00	827	-35.6
64	Grynia, Leszek	1548	POL	−15N	−18B	F	−39N	0.0	6.5	6.5	0.00	962	-21.6
65	Konieczka, Konrad	1621	POL	−4B	−17N	−43N	—	0.0	6.0	7.5	0.00	1026	-10.6
66	Leszczynski, Henryk	0	POL	−6B	F	−44N	−49N	0.0	5.5	5.5	0.00	962	0.0
67	FIDE 545066752	0	—	F	−30N	−23N	—	0.0	4.5	4.5	0.00	709	0.0
68	FIDE 91188822	0	—	−9N	−22B	—	—	0.0	3.0	5.5	0.00	659	0.0
69	Surdukowski, Damian	1583	POL	−18N	−19B	—	—	0.0	2.5	5.0	0.00	826	-17.6

Key insights

Biggest movers and upsets — the story behind the numbers.

Top rating gainers

1Trzcinski, WojciechPOL
+64.0
2.5 pts · #6
2Wolnicki, AntoniPOL
+54.4
2.5 pts · #4
3Mikula, MateuszPOL
+46.8
1.5 pts · #16

Top rating losers

1Krell, JulianPOL
-61.2
1.5 pts · #22
2Gajda, JaroslawPOL
-48.0
2.0 pts · #38
3Bubniewicz, MarcinPOL
-35.6
0.0 pts · #66

Biggest upsets

R1+461 Elo gap
Trzcinski, Wojciech1481 beat Kulczewski, Zygmunt1942
R3+393 Elo gap
Mikula, Mateusz1448 beat Krell, Julian1841
R3+251 Elo gap
Los, Jan1423 beat Janczak, Marcin1674