CChessStats

Witaj Wiosno 2026 Turniej B

Open SwissStandard

20 players participated in this 8-round tournament, held from 21 Mar 2026 to 22 Mar 2026 in Zabrze, Poland. 2 federations represented. Top 10 Elo average was 1040, and top seed was Sebastian Michniewski (🇵🇱 POL, 1565).

Janusz Knap (🇵🇱 POL, 1451) won with 6.0/8, ahead of Mateusz Boczkowski (6.0) and Stanislaw Grzywacz (6.0). Knap won on tie-break after catching the field in the final round.

The biggest upset came in round 6: Cezary Dziwinski (1432) beat Sebastian Michniewski (1565), a +133-point gap.

Location
🇵🇱Zabrze, Poland
Dates
21 Mar 2026 → 22 Mar 2026
Time control
Standard: 30 minutes for game with 30 seconds increment from move 1
System
Swiss · 8 rounds
Top seed
🇵🇱Sebastian Michniewski1565
Avg top 10
1,040
Participants
20
Federations · 2 represented
🇵🇱Poland×13
🇨🇿Czech Republic×1
Top 3

How it unfolded

Top 6 · 8 rounds

Tight race until R6; 3 players tied at 6.0/8, decided on Buchholz. Title race narrowed from 3 co-leaders at R4 to 3 at the finish.

Co-leaders
8
4
2
3
2
1
1
3
2468R1R2R3R4R5R6R7R8
Boczkowski6Knap6Grzywacz6Dziwinski5.5Pendzich5.55
R6–R8 · LEAD HELD

Mateusz Boczkowski held the sole lead from R6 through R8 without losing it.

R8 · TIEBREAK CLUSTER

3 players finish on 6.0/8. Knap takes the title on Buchholz Cut1 (36.0).

R6 · HEAD-TO-HEAD · WINNER VS 2ND

Mateusz Boczkowski beat Janusz Knap (White).

Key matchups · top 4

Head-to-head between the four finishers
Player1234
1Mateusz Boczkowski*
1
0
—
2Janusz Knap
0
*
1
1
3Stanislaw Grzywacz
1
0
*—
4Cezary Dziwinski—
0
—*

Grille américaine

#PlayerEloFedR1R2R3R4R5R6R7R8PtsBu C1BuSBPerfΔ
1Knap, Janusz1451POL+18B+6N+10B=8N+3B−2N+5B=4N6.036.038.527.752306+47.6
2Boczkowski, Mateusz0POL=7B+9N+13B+11N+8B+1B=4N−3B6.034.038.027.0015540.0
3Grzywacz, Stanislaw1520POL+14B−10N+16B+12N−1N+7B+8B+2N6.032.035.525.50638-26.8
4Pendzich, Stanislaw1402POL=9B=7N+6B=5N+12B+8N=2B=1B5.535.039.026.0014440.0
5Dziwinski, Cezary1432POL+19N−8B+14N=4B+7N+11B−1N+13B5.531.532.519.751623+27.6
6FIDE 5450705470—+13B−1B−4N+15N−11B+12N+14B+9N5.031.034.519.0013730.0
7FIDE 911546500—=2N=4B=9N+10B−5B−3N+20N+14B4.534.535.015.757060.0
8Michta, Dariusz0POL+15B+5N+12B=1B−2N−4B−3N=10B4.037.040.518.0014830.0
9FIDE 5450334200—=4N−2B=7B+13N=10N=17B+11N−6B4.033.036.016.5015730.0
10Sztangret, Kornel0POL+17B+3B−1N−7N=9B−14N+15B=8N4.031.534.516.5015350.0
11Michniewski, Sebastian1565POL+16B−12N+15B−2B+6N−5N−9B+20B4.031.532.012.50649-26.4
12Dudala, Kacper0POL+20N+11B−8N−3B−4N−6B+19N+17B4.028.529.08.5015780.0
13Jaszczenko, Mikolaj1487POL−6N+18B−2N−9B+19N+20B+17N−5N4.027.027.57.001496+1.2
14Wojtyniak, Karol0POL−3N+17N−5B=18B+16N+10B−6N−7N3.531.534.011.7513930.0
15Hrckova, Ema0CZE−8N+19B−11N−6B+20N=16B−10N+18B3.524.024.55.757680.0
16Kurowski, Roman0POL−11N+20B−3N=17N−14B=15N=18B+19B3.523.524.06.0012850.0
17Fiszer, Olga1544POL−10N−14B+19N=16B+18N=9N−13B−12N3.025.526.57.25687-23.2
18FIDE 5450248200—−1N−13N=20B=14N−17B+19B=16N−15N2.524.525.04.756890.0
19FIDE 5450756380—−5B−15N−17B+20N−13B−18N−12B−16N1.026.026.50.506930.0
20FIDE 5450756200—−12B−16N=18N−19B−15B−13N−7B−11N0.526.027.01.257280.0

Key insights

Biggest movers and upsets — the story behind the numbers.

Top rating gainers
Top rating losers
Biggest upsets