Swietowanie Niepodleglosci ze Slupska Akademia Szachowa w ZSO - Grupa A
11 players participated in this 5-round tournament, held from 10 Nov 2025 to 11 Nov 2025 in Slupsk, Poland. Top 10 Elo average was 1730, and top seed was Wiktor Czaja (🇵🇱 POL, 2067).
Wiktor Czaja (🇵🇱 POL, 2067) won with 4.0/5, ahead of Igor Skiba (3.5) and Mateusz Leszcz (3.0). Czaja shared the lead from round 4 and broke clear in the final round.
The biggest upset came in round 4: Natan Rula (1639) beat Antoni Cieminski (1797), a +158-point gap.
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How it unfolded
Top 6 · 5 roundsWiktor Czaja led from R5; +0.5-point edge over the runner-up. Title race converged from 3 co-leaders at R4 to 1 by R5.
Wiktor Czaja held the sole lead from R5 through R5 without losing it.
Wiktor Czaja drew with Igor Skiba (Black).
Wiktor Czaja went unbeaten across 5 games (R1–R5).
Key matchups · top 4
Head-to-head between the four finishers| Player | 1 | 2 | 3 | 4 |
|---|---|---|---|---|
| 1Wiktor Czaja | * | ½ | 1 | ½ |
| 2Igor Skiba | ½ | * | ½ | — |
| 3Mateusz Leszcz | 0 | ½ | * | 1 |
| 4Dawid Jaroszewicz | ½ | — | 0 | * |
Grille américaine
| # | Player | Elo | Fed | R1 | R2 | R3 | R4 | R5 | Pts | Bu C1 | Bu | SB | Perf | Δ |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Czaja, Wiktor | 2067 | POL | =2N | +9B | =5N | +3B | +4N | 4.0 | 12.5 | 14.0 | 10.75 | 2018 | -8.0 |
| 2 | Skiba, Igor | 1711 | POL | =1B | +8N | +7B | =4N | =3B | 3.5 | 12.0 | 13.5 | 8.50 | 1916 | +51.6 |
| 3 | Leszcz, Mateusz | 1734 | POL | +10N | +5B | =4B | −1N | =2N | 3.0 | 13.5 | 14.5 | 7.25 | 1854 | +31.6 |
| 4 | Rzepinski, Maciej | 1800 | POL | +6N | +11B | =3N | =2B | −1B | 3.0 | 13.0 | 13.0 | 5.75 | 1787 | -5.2 |
| 5 | Jaroszewicz, Dawid | 1845 | POL | +7B | −3N | =1B | +10N | =6B | 3.0 | 11.5 | 12.5 | 6.25 | 1794 | -4.8 |
| 6 | Rula, Natan | 1639 | POL | −4B | −7N | +8B | +9N | =5N | 2.5 | 9.5 | 11.0 | 4.50 | 1735 | +24.8 |
| 7 | Ozoga, Bartosz | 1688 | POL | −5N | +6B | −2N | +11B | F | 2.0 | 9.0 | 9.0 | 2.50 | 1606 | -6.6 |
| 8 | Toczynska, Natalia | 1537 | POL | =9N | −2B | −6N | F | +10B | 1.5 | 8.5 | 8.5 | 1.75 | 1570 | +4.4 |
| 9 | Cieminski, Antoni | 1797 | POL | =8B | −1N | F | −6B | +11N | 1.5 | 8.0 | 8.0 | 0.75 | 1475 | -24.0 |
| 10 | Michalak, Antonina | 1481 | POL | −3B | F | +11N | −5B | −8N | 1.0 | 7.5 | 7.5 | 0.00 | 906 | -28.4 |
| 11 | Marzec, Michal | 0 | POL | F | −4N | −10B | −7N | −9B | 0.0 | 7.5 | 7.5 | 0.00 | 893 | 0.0 |
Key insights
Biggest movers and upsets — the story behind the numbers.
- 1Skiba, IgorPOL+51.63.5 pts · #2
- 2Leszcz, MateuszPOL+31.63.0 pts · #3
- 3Rula, NatanPOL+24.82.5 pts · #5
- 1Michalak, AntoninaPOL-28.41.0 pts · #11
- 2Cieminski, AntoniPOL-24.01.5 pts · #9
- 3Czaja, WiktorPOL-8.04.0 pts · #1
- R4+158 Elo gap
- R2+111 Elo gap