XI Turniej Mikolajkowy - grupa B1
32 players participated in this 7-round tournament, held from 06 Dec 2025 to 07 Dec 2025 in Grodzisk Mazowiecki, Poland. Top 10 Elo average was 1563, and top seed was Szymon Cierlik (🇵🇱 POL, 1607).
Krzysztof Szerffel (🇵🇱 POL, 1569) won with 6.5/7, ahead of Maryia Murmantsava (6.0) and Maciej Zajkowski (5.5). Szerffel won solo starting round 5.
The biggest upset came in round 1: Krzysztof Pierzchlewski (1432) beat Borys Reczkowski (1593), a +161-point gap.
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How it unfolded
Top 6 · 7 roundsKrzysztof Szerffel led from R5; +0.5-point edge over the runner-up. Title race converged from 2 co-leaders at R4 to 1 by R5.
Krzysztof Szerffel held the sole lead from R5 through R7 without losing it.
Krzysztof Szerffel beat Maryia Murmantsava (Black).
Krzysztof Szerffel 6 wins (R1–R6)Maryia Murmantsava 4 wins (R1–R4)Maciej Zajkowski 3 wins (R1–R3)
Key matchups · top 4
Head-to-head between the four finishers| Player | 1 | 2 | 3 | 4 |
|---|---|---|---|---|
| 1Krzysztof Szerffel | * | 1 | ½ | 1 |
| 2Maryia Murmantsava | 0 | * | 1 | 1 |
| 3Maciej Zajkowski | ½ | 0 | * | — |
| 4Bartlomiej Pociejewski | 0 | 0 | — | * |
Grille américaine
| # | Player | Elo | Fed | R1 | R2 | R3 | R4 | R5 | R6 | R7 | Pts | Bu C1 | Bu | SB | Perf | Δ |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Szerffel, Krzysztof | 1569 | POL | +14N | +19B | +6N | +5B | +2N | +4B | =3N | 6.5 | 29.0 | 32.0 | 29.25 | 1917 | +82.8 |
| 2 | Murmantsava, Maryia | 1589 | POL | +15B | +7N | +4B | +3N | −1B | +9N | +13B | 6.0 | 29.5 | 33.0 | 26.50 | 1780 | +53.2 |
| 3 | Zajkowski, Maciej | 1472 | POL | +25N | +9B | +11N | −2B | +5N | +7B | =1B | 5.5 | 29.5 | 32.0 | 22.75 | 1738 | +40.6 |
| 4 | Pociejewski, Bartlomiej | 1524 | POL | +12N | +28B | −2N | +19B | +6N | −1N | +16B | 5.0 | 27.5 | 28.5 | 16.00 | 1592 | +18.8 |
| 5 | Cyluk, Teodor | 1546 | POL | +24B | +18N | +27B | −1N | −3B | +10B | =7N | 4.5 | 26.5 | 28.5 | 14.25 | 1543 | -0.8 |
| 6 | Paluszkiewicz, Rafal | 1521 | POL | +31N | +21B | −1B | +20N | −4B | =16N | +22B | 4.5 | 24.0 | 25.0 | 11.75 | 1455 | -14.8 |
| 7 | Ponikowski, Ignacy | 1482 | POL | +29N | −2B | +28N | +27N | +8B | −3N | =5B | 4.5 | 23.5 | 24.5 | 10.75 | 1532 | +12.0 |
| 8 | Owczarzak, Liliana | 1465 | POL | =10N | −11B | +32N | +26B | −7N | +14B | +17N | 4.5 | 22.0 | 23.0 | 12.50 | 1570 | +37.2 |
| 9 | Andruszkiewicz, Szymon | 1573 | POL | +13B | −3N | +24B | =15N | +18B | −2B | =10N | 4.0 | 26.5 | 29.0 | 13.75 | 1329 | -48.0 |
| 10 | Cierlik, Szymon | 1607 | POL | =8B | =20N | =14B | +21N | +15B | −5N | =9B | 4.0 | 23.0 | 26.0 | 14.00 | 1497 | -21.2 |
| 11 | Gnatowicz, Jakub | 1507 | POL | =20B | +8N | −3B | −14N | +26B | =18N | +21B | 4.0 | 23.0 | 25.5 | 13.25 | 1631 | +18.0 |
| 12 | Ignaczak, Jakub | 0 | POL | −4B | −16N | +22B | −17N | +30N | +19B | +20B | 4.0 | 21.0 | 22.0 | 10.00 | 1485 | 0.0 |
| 13 | Zbrzezna, Maja | 0 | POL | −9N | −25B | +29N | +28B | +21B | +20N | −2N | 4.0 | 19.5 | 20.5 | 8.00 | 774 | 0.0 |
| 14 | Rytel, Mikolaj | 0 | POL | −1B | +22N | =10N | +11B | −16B | −8N | +26B | 3.5 | 25.5 | 28.0 | 11.50 | 1542 | 0.0 |
| 15 | Lawicki, Kacper | 1427 | POL | −2N | +29B | +25N | =9B | −10N | =17B | =18N | 3.5 | 23.5 | 24.5 | 9.00 | 1344 | -16.0 |
| 16 | Banasiuk, Mateusz | 1505 | POL | −28N | +12B | −21N | +25B | +14N | =6B | −4N | 3.5 | 22.5 | 23.5 | 12.25 | 1329 | -16.0 |
| 17 | Kowalski, Cezary | 0 | POL | −30N | +23B | −19N | +12B | +24B | =15N | −8B | 3.5 | 20.5 | 21.5 | 11.25 | 1306 | -25.6 |
| 18 | Napierkowski, Franciszek | 0 | POL | +32N | −5B | =26N | +30B | −9N | =11B | =15B | 3.5 | 19.5 | 20.5 | 7.00 | 1512 | 0.0 |
| 19 | Pierzchlewski, Krzysztof | 1432 | POL | +22B | −1N | +17B | −4N | −20B | −12N | +29B | 3.0 | 25.0 | 26.0 | 7.50 | 1521 | +18.8 |
| 20 | Ponikowski, Witold | 0 | POL | =11N | =10B | +30N | −6B | +19N | −13B | −12N | 3.0 | 23.5 | 24.5 | 8.00 | 1528 | 0.0 |
| 21 | Zwierzynski, Jeremi | 0 | POL | +26N | −6N | +16B | −10B | −13N | +23B | −11N | 3.0 | 23.0 | 25.5 | 9.00 | 1530 | 0.0 |
| 22 | Reczkowski, Borys | 1593 | POL | −19N | −14B | −12N | +31B | +28N | +24B | −6N | 3.0 | 18.5 | 19.5 | 4.50 | 677 | -52.4 |
| 23 | Ponikowska, Aleksandra | 1408 | POL | −27B | −17N | +31B | −24N | +29B | −21N | +32B | 3.0 | 13.0 | 14.0 | 3.00 | 1368 | -18.4 |
| 24 | Canibol, Jakub | 0 | POL | −5N | +32B | −9N | +23B | −17N | −22N | =25B | 2.5 | 20.5 | 21.5 | 5.25 | 1388 | 0.0 |
| 25 | Rutkowski, Dawid | 0 | POL | −3B | +13N | −15B | −16N | −31N | +30B | =24N | 2.5 | 20.0 | 21.0 | 6.25 | 1272 | 0.0 |
| 26 | Malecki, Adam | 1499 | POL | −21B | +31N | =18B | −8N | −11N | +28B | −14N | 2.5 | 19.5 | 20.5 | 3.75 | 689 | -49.6 |
| 27 | Grzywacz, Stanislaw | 1584 | POL | +23N | +30B | −5N | −7B | — | — | — | 2.0 | 12.0 | 13.0 | 4.00 | 1498 | -18.4 |
| 28 | Rozycki, Marceli | 0 | POL | +16B | −4N | −7B | −13N | −22B | −26N | F | 1.0 | 22.5 | 22.5 | 3.50 | 1293 | 0.0 |
| 29 | Kutnik, Jan | 0 | POL | −7B | −15N | −13B | +32B | −23N | F | −19N | 1.0 | 19.0 | 19.0 | 1.00 | 1225 | 0.0 |
| 30 | Bryczkowski, Dominik | 1475 | POL | +17B | −27N | −20B | −18N | −12B | −25N | F | 1.0 | 18.5 | 19.5 | 3.50 | 1492 | +2.0 |
| 31 | FIDE 91183855 | 0 | — | −6B | −26B | −23N | −22N | +25B | −32N | F | 1.0 | 16.5 | 17.5 | 2.50 | 733 | 0.0 |
| 32 | Skoneczka, Czeslawa | 1523 | POL | −18B | −24N | −8B | −29N | F | +31B | −23N | 1.0 | 15.5 | 15.5 | 1.00 | 674 | -42.8 |
Key insights
Biggest movers and upsets — the story behind the numbers.
- 1Szerffel, KrzysztofPOL+82.86.5 pts · #1
- 2Murmantsava, MaryiaPOL+53.26.0 pts · #2
- 3Zajkowski, MaciejPOL+40.65.5 pts · #3
- 1Reczkowski, BorysPOL-52.43.0 pts · #31
- 2Malecki, AdamPOL-49.62.5 pts · #29
- 3Andruszkiewicz, SzymonPOL-48.04.0 pts · #20
- R1+161 Elo gap
- R7+115 Elo gap
- R4+102 Elo gap