Mistrzostwa Wielkopolski Juniorow w szachach klasycznych 2025 [GRUPA C11] chlopcy ur. 2014-2015

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34 players participated in this 9-round tournament, held from 11 Jun 2025 to 15 Jun 2025 in Sypniewo k. Jastrowia, Poland. Top 10 Elo average was 1522, and top seed was Jan Szokalo (🇵🇱 POL, 1661).

Jan Szokalo (🇵🇱 POL, 1661) won with 7.5/9, ahead of Tadeusz Tobola (7.0) and Mateusz Pawlak (7.0). Szokalo shared the lead from round 5 and broke clear in the final round.

The biggest upset came in round 9: Mikolaj Majdecki (1404) beat Wojciech Szlendak (1525), a +121-point gap.

Location

🇵🇱Sypniewo k. Jastrowia, Poland

Dates

11 Jun 2025 → 15 Jun 2025

Time control

Standard: 90 minutes with 30 second increment from move 1

System

Swiss · 9 rounds

Top seed

🇵🇱Jan Szokalo1661

Avg top 10

1,522

Participants

Federations · 1 represented

🇵🇱Poland×29

Top 3

🥇
Jan Szokalo
🇵🇱POL·1661
7.5pts·1765perf+23.6
🥈
Tadeusz Tobola
🇵🇱POL·1592
7.0pts·1534perf-12.4
🥉
Mateusz Pawlak
🇵🇱POL
7.0pts·1572perf0.0

How it unfolded

Top 6 · 9 rounds

Jan Szokalo led from R9; +0.5-point edge over the runner-up.

Co-leaders

Szokalo7.5Pawlak7Tobola7Samarzewski6.5Mucha6.5Wisniewski6.5

R9 · LEADER CHANGE15 Jun

Jan Szokalo takes the sole lead (7.5/9).

R7 · HEAD-TO-HEAD · WINNER VS 2ND

Jan Szokalo drew with Mateusz Pawlak (Black).

WIN STREAKS · 3 top finishers

Jan Szokalo 3 wins (R4–R6)Mateusz Pawlak 4 wins (R3–R6)Tadeusz Tobola 3 wins (R7–R9)

Key matchups · top 4

Head-to-head between the four finishers

Player	1	2	3	4
1Jan Szokalo	*	½	1	1
2Mateusz Pawlak	½	*	—	1
3Tadeusz Tobola	0	—	*	—
4Adam Samarzewski	0	0	—	*

Grille américaine

#	Player	Elo	Fed	R1	R2	R3	R4	R5	R6	R7	R8	R9	Pts	Bu C1	Bu	SB	Perf	Δ
1	Szokalo, Jan	1661	POL	+14N	+31B	=4N	+11B	+6N	+2B	=3N	=5B	+7N	7.5	50.0	53.5	43.50	1765	+23.6
2	Tobola, Tadeusz	1592	POL	+24B	+18N	=5B	=7N	+20B	−1N	+16B	+9N	+4N	7.0	47.0	51.5	37.75	1534	-12.4
3	Pawlak, Mateusz	0	POL	+27B	−5B	+30N	+?N	+8B	+19N	=1B	=4B	+6N	7.0	45.0	45.0	31.50	1572	0.0
4	Mucha, Wojciech	1524	POL	+29B	+17N	=1B	+5N	+13B	+7N	=6B	=3N	−2B	6.5	50.5	54.5	37.00	1646	+26.4
5	Wisniewski, Iwo	1469	POL	+32B	+3N	=2N	−4B	+16B	+8N	=13B	=1N	+17B	6.5	49.0	51.5	35.25	1588	+24.4
6	Samarzewski, Adam	0	POL	+?B	+?N	+19B	+8N	−1B	+10N	=4N	+13B	−3B	6.5	42.5	42.5	24.75	1585	0.0
7	Gorecki, Adam	1475	POL	=26N	+22B	+21N	=2B	+15N	−4B	+14N	+17B	−1B	6.0	45.0	49.0	29.50	1318	-22.0
8	Gorgolewski, Igor	1579	POL	+23N	+15B	+12N	−6B	−3N	−5B	+26N	+16B	+14N	6.0	45.0	49.0	29.00	675	-25.6
9	Slotala, Jan	0	POL	−15N	+23B	−14N	+32B	+25N	+12B	+11N	−2B	+13N	6.0	42.0	44.5	27.50	1575	0.0
10	Chmielewski, Leon	1439	POL	+28N	=21B	=25N	+14B	+27N	−6B	−17N	+19N	+15B	6.0	39.0	43.0	27.00	2325	+24.8
11	Kozlowicz, Leonard	1556	POL	+34B	+16N	=13B	−1N	−19B	+23N	−9B	+21N	+30B	5.5	40.5	42.0	21.50	793	-36.4
12	Majdecki, Mikolaj	1404	POL	+?B	+?N	−8B	−13N	+26B	−9N	=30B	+24N	+19B	5.5	33.5	33.5	14.75	1551	0.0
13	Andralojc, Mieszko	0	POL	+?N	+?B	=11N	+12B	−4N	+21B	=5N	−6N	−9B	5.0	41.0	41.0	16.00	1393	0.0
14	Van Ams, James	0	POL	−1B	+?N	+9B	−10N	+?B	+20N	−7B	+18N	−8B	5.0	41.0	41.0	15.50	739	0.0
15	Kliszewski, Karol	0	POL	+9B	−8N	+?B	+26N	−7B	−17N	+?B	+20N	−10N	5.0	37.5	37.5	14.50	698	0.0
16	Krawczyk, Julian	0	POL	+?N	−11B	+?N	+?B	−5N	+28B	−2N	−8N	+26B	5.0	33.0	33.0	8.00	750	0.0
17	Nadajczyk, Karol	0	POL	+?N	−4B	−?N	+?B	+?N	+15B	+10B	−7N	−5N	5.0	30.0	30.0	11.00	1286	0.0
18	Kantanista, Filip	0	POL	+?N	−2B	−?N	+?B	−28N	+22B	+?N	−14B	+29N	5.0	24.5	24.5	8.50	791	0.0
19	Szlendak, Wojciech	1525	POL	+33N	=25B	−6N	+22B	+11N	−3B	+21N	−10B	−12N	4.5	44.0	46.5	19.25	1499	-2.8
20	Ambrozak, Kacper	0	POL	=22N	=26B	+32N	+?B	−2N	−14B	+28N	−15B	=24N	4.5	36.5	36.5	13.00	791	0.0
21	Syroczynski, Eryk	0	POL	+30B	=10N	−7B	+?B	+31N	−13N	−19B	−11B	+?N	4.5	34.0	34.0	10.00	1178	0.0
22	FIDE 91159806	0	—	=20B	−7N	+24B	−19N	+?B	−18N	+23B	=?N	=25B	4.5	33.5	33.5	13.50	702	0.0
23	Biernacki, Franciszek	0	POL	−8B	−9N	=29B	+34N	+?N	−11B	−22N	+?B	+?N	4.5	27.5	27.5	3.50	768	0.0
24	Zimny, Wojciech	0	POL	−2N	=?B	−22N	+?B	+?N	=?B	+27N	−12B	=20B	4.5	25.5	25.5	6.25	791	0.0
25	FIDE 91188598	0	—	+?B	=19N	=10B	−27N	−9B	=?N	=?B	+?B	=22N	4.5	25.0	25.0	7.50	1482	0.0
26	Jach, Franciszek	0	POL	=7B	=20N	+?B	−15B	−12N	+?N	−8B	+?B	−16N	4.0	32.0	32.0	5.25	1335	0.0
27	Witkowski, Michal	0	POL	−3N	+28B	+?N	+25B	−10B	−?N	−24B	−?N	+34N	4.0	27.5	27.5	10.00	639	0.0
28	Kuzimski, Marcel	0	POL	−10B	−27N	+?B	+?N	+18B	−16N	−20B	−?N	+?B	4.0	24.5	24.5	5.00	639	0.0
29	FIDE 91188512	0	—	−4N	−?B	=23N	−?B	+34B	=?N	+?B	+?N	−18B	4.0	17.5	17.5	3.75	722	0.0
30	Woskowiak, Maksymilian	0	POL	−21N	F	−3B	−?N	+?B	+?B	=12N	+31B	−11N	3.5	26.0	26.0	6.25	758	0.0
31	Gluszkowski, Kacper	0	POL	+?B	−1N	−?B	+?N	−21B	=?N	+?B	−30N	−?B	3.5	15.5	15.5	0.00	861	0.0
32	FIDE 91188520	0	—	−5N	+?B	−20B	−9N	−?N	=33B	+34N	−?N	F	2.5	21.0	21.0	2.75	675	0.0
33	Dolata, Mikolaj	0	POL	−19B	−?N	−?B	−?N	F	=32N	+?B	−?N	+?N	2.5	7.0	7.0	1.25	725	0.0
34	FIDE 545027269	0	—	−11N	−?B	=?N	−23B	−29N	F	−32B	+?N	−27B	1.5	20.5	20.5	0.00	758	0.0

Key insights

Biggest movers and upsets — the story behind the numbers.

Top rating gainers

1Mucha, WojciechPOL
+26.4
6.5 pts · #4
2Chmielewski, LeonPOL
+24.8
6.0 pts · #11
3Wisniewski, IwoPOL
+24.4
6.5 pts · #5

Top rating losers

1Kozlowicz, LeonardPOL
-36.4
5.5 pts · #20
2Gorgolewski, IgorPOL
-25.6
6.0 pts · #23
3Gorecki, AdamPOL
-22.0
6.0 pts · #14

Biggest upsets

R9+121 Elo gap
Majdecki, Mikolaj1404 beat Szlendak, Wojciech1525
R6+110 Elo gap
Wisniewski, Iwo1469 beat Gorgolewski, Igor1579