CChessStats

Ferie z Akademia Grupa A

Open SwissStandard

10 players participated in this 5-round tournament, held from 21 Feb 2026 to 22 Feb 2026 in Zielona Gora, Poland. Top 10 Elo average was 1640, and top seed was Andrii Koval (🇵🇱 POL, 1849).

Nina Bos (🇵🇱 POL, 1835) won with 4.0/5, ahead of Dawid Swiatkowski (4.0) and Andrii Koval (3.5). Bos won on tie-break after catching the field in the final round.

The biggest upset came in round 5: Julia Gancarz (1424) beat Kacper Mankowski (1696), a +272-point gap.

Location
🇵🇱Zielona Gora, Poland
Dates
21 Feb 2026 → 22 Feb 2026
Time control
Standard: 60 minutes with 30 seconds increment from move 1
System
Swiss · 5 rounds
Top seed
🇵🇱Andrii Koval1849
Avg top 10
1,640
Participants
10
Federations · 1 represented
🇵🇱Poland×10
Top 3

How it unfolded

Top 6 · 5 rounds

Tight race until R3; 2 players tied at 4.0/5, decided on Buchholz.

Co-leaders
5
4
1
1
2
1.52.545R1R2R3R4R5
R3–R5 · LEAD HELD

Dawid Swiatkowski held the sole lead from R3 through R5 without losing it.

R5 · TIEBREAK CLUSTER

2 players finish on 4.0/5. Bos takes the title on Buchholz Cut1 (12.5).

R2 · HEAD-TO-HEAD · WINNER VS 2ND

Dawid Swiatkowski drew with Nina Bos (Black).

Key matchups · top 4

Head-to-head between the four finishers
Player1234
1Dawid Swiatkowski*
½
½
2Nina Bos
½
*
½
1
3Andrii Koval
½
½
*
4Wiktor Stadnik
0
*

Grille américaine

#PlayerEloFedR1R2R3R4R5PtsBu C1BuSBPerfΔ
1Bos, Nina1835POL+4N=2B=3N+8B+5N4.012.514.010.251922+16.4
2Swiatkowski, Dawid1711POL+5B=1N+8B+6N=3B4.011.513.09.251957+30.8
3Koval, Andrii1849POL+6B=8N=1B+5N=2N3.512.013.58.751838-1.6
4Stadnik, Wiktor1583POL1B7N+10B+9B+6N3.09.511.05.001668+24.4
5Michalak, Dawid1581POL2N+10B+9N3B1B2.013.014.53.001625+9.2
6Stys, Jakub1625POL3N+9B+7N2B4B2.012.514.03.501570-15.2
7Gancarz, Julia1424POL9N+4B6B10N+8N2.08.09.54.501525+23.2
8Mankowski, Kacper1696POL+10N=3B2N1N7B1.513.515.03.251505-48.8
9Sadkowski, Kuba1665POL+7B6N5B4N=10B1.59.010.52.751382-70.4
10Strozyk, Bruno1435POL8B5N4N+7B=9N1.58.510.02.751436-3.6

Key insights

Biggest movers and upsets — the story behind the numbers.

Top rating gainers
Top rating losers
Biggest upsets