CChessStats

Turniej Szachowy KSz Bialo-Czarni Bolszewo - Grupa A

Open SwissStandard

16 players participated in this 5-round tournament, held from 23 May 2026 to 24 May 2026 in Bolszewo, Poland. Top 10 Elo average was 1719, and top seed was Pawel Rutkowski (🇵🇱 POL, 1861).

Pawel Rutkowski (🇵🇱 POL, 1861) won with 4.0/5, ahead of Serafin Szudrowicz (4.0) and Pawel Kaczanowski (3.5). Rutkowski won on tie-break after catching the field in the final round.

The biggest upset came in round 1: Wojciech Borowski (1469) beat Krzysztof Zielinski (1695), a +226-point gap.

Location
🇵🇱Bolszewo, Poland
Dates
23 May 2026 → 24 May 2026
Time control
Standard: 60 minutes with 30 seconds increment from move 1
System
Swiss · 5 rounds
Top seed
🇵🇱Pawel Rutkowski1861
Avg top 10
1,719
Participants
16
Federations · 1 represented
🇵🇱Poland×16
Top 3

How it unfolded

Top 6 · 5 rounds

Tight race until R5; 2 players tied at 4.0/5, decided on Buchholz.

Co-leaders
8
3
1
1
2
1.52.545R1R2R3R4R5Kaczanowski takes lead
Rutkowski4Szudrowicz4Kaczanowski3.5Zielinski3.5Marzec3Bodal3
R4 · LEADER CHANGE24 May

Pawel Kaczanowski takes the sole lead (3.5/4).

R5 · TIEBREAK CLUSTER

2 players finish on 4.0/5. Rutkowski takes the title on Buchholz Cut1 (12.0).

R3 · HEAD-TO-HEAD · WINNER VS 2ND

Pawel Rutkowski lost to Serafin Szudrowicz (White).

Key matchups · top 4

Head-to-head between the four finishers
Player1234
1Pawel Rutkowski*
0
1
—
2Serafin Szudrowicz
1
*
0
—
3Pawel Kaczanowski
0
1
*—
4Krzysztof Zielinski———*

Grille américaine

#PlayerEloFedR1R2R3R4R5PtsBu C1BuSBPerfΔ
1Rutkowski, Pawel1861POL+13B+7N−2B+10N+3N4.012.013.59.501958+22.8
2Szudrowicz, Serafin1780POL+16N+10B+1N−3B+8N4.012.013.09.501979+49.2
3Kaczanowski, Pawel1774POL+14N=5B+8N+2N−1B3.513.515.09.501934+17.0
4Zielinski, Krzysztof1695POL−11N=9B+14N+12B+7B3.59.010.57.251681-2.8
5Marzec, Aleksander0POL+6B=3N−7B=13N+10B3.011.012.57.5017140.0
6Bodal, Pawel1658POL−5N=14B=9N+11B+12N3.09.511.06.001662+0.8
7Cichy, Olgierd1732POL+15B−1B+5N=8B−4N2.513.014.55.751629-23.2
8Kaczmarczyk, Jakub1778POL+9B+11N−3B=7N−2B2.512.514.55.751670-13.4
9Malitka, Marcel1597POL−8N=4N=6B=16N+13B2.510.511.55.251673+20.0
10Lewandowski, Szymon1675POL+12B−2N+11B−1B−5N2.013.015.04.001578-7.6
11Borowski, Wojciech1469POL+4B−8B−10N−6N+15B2.011.012.55.001595+15.0
12Dunaj, Jakub0POL−10N+16B+13B−4N−6B2.010.011.02.5015810.0
13Baj, Lukasz1629POL−1N+15B−12N=5B−9N1.511.513.03.001538-7.6
14Kacprzak, Wojciech1545POL−3B=6N−4B−15N+16B1.511.512.52.501504-12.0
15Jereczek, Przemyslaw1531POL−7N−13N=16B+14B−11N1.57.58.52.001447-23.2
16Marzec, Michal1606POL−2B−12N=15N=9B−14N1.010.011.52.001420-38.4

Key insights

Biggest movers and upsets — the story behind the numbers.

Top rating gainers
Top rating losers
Biggest upsets