Zwitsers 2026 Knokke
27 players participated in this 5-round tournament, held from 15 Jun 2026 to 19 Jun 2026 in Knokke, Belgium. Top 10 Elo average was 1645, and top seed was Piet Van Kerkhove (🇧🇪 BEL, 1832).
Suldee Tumenjargal (🇧🇪 BEL, 1780) won with 4.0/5, ahead of Oswald De Winne (4.0) and Piet Van Kerkhove (4.0). Tumenjargal shared the lead from round 1, winning on tie-break.
The biggest upset came in round 2: Marc Verkinderen (1539) beat Paul Van Heuverbeke (1793), a +254-point gap.
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How it unfolded
Top 6 · 5 roundsTight race until R4; 4 players tied at 4.0/5, decided on Buchholz.
Suldee Tumenjargal held the sole lead from R4 through R5 without losing it.
4 players finish on 4.0/5. Tumenjargal takes the title on Buchholz Cut1 (13.0).
Suldee Tumenjargal 4 wins (R1–R4)Lewis DHeere Dehens 3 wins (R3–R5)Oswald De Winne 4 wins (R1–R5)
Key matchups · top 4
Head-to-head between the four finishers| Player | 1 | 2 | 3 | 4 |
|---|---|---|---|---|
| 1Suldee Tumenjargal | * | — | 0 | — |
| 2Lewis DHeere Dehens | — | * | — | — |
| 3Oswald De Winne | 1 | — | * | — |
| 4Piet Van Kerkhove | — | — | — | * |
Grille américaine
| # | Player | Elo | Fed | R1 | R2 | R3 | R4 | R5 | Pts | Bu C1 | Bu | SB | Perf | Δ |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Tumenjargal, Suldee | 1780 | BEL | +13B | +8N | +5B | +6N | −2B | 4.0 | 13.0 | 15.5 | 11.50 | 1745 | -6.0 |
| 2 | De Winne, Oswald | 1606 | BEL | +24B | +7N | +19B | F | +1N | 4.0 | 11.0 | 12.0 | 10.00 | 2460 | +22.8 |
| 3 | Van Kerkhove, Piet | 1832 | BEL | −11B | +25N | +7B | +19N | +6B | 4.0 | 11.0 | 12.0 | 9.00 | 2342 | +6.2 |
| 4 | DHeere Dehens, Lewis | 0 | BEL | +17B | −5N | +8B | +18N | +?B | 4.0 | 10.0 | 10.0 | 7.00 | 1675 | 0.0 |
| 5 | Budaev, Sorkhogtani Behki | 1569 | BEL | +22N | +4B | −1N | +12B | F | 3.0 | 14.0 | 15.5 | 8.50 | 980 | -9.2 |
| 6 | Salazar, Dante | 1544 | BEL | +21B | +10N | +9N | −1B | −3N | 3.0 | 14.0 | 15.5 | 7.50 | 1728 | +37.2 |
| 7 | FIDE 548001430 | 0 | — | +16N | −2B | −3N | +20B | +23N | 3.0 | 12.5 | 14.0 | 6.00 | 919 | 0.0 |
| 8 | FIDE 548011886 | 0 | — | +20N | −1B | −4N | +25B | +18B | 3.0 | 12.0 | 13.0 | 5.00 | 1787 | 0.0 |
| 9 | Oyunchimeg, Baagi | 1599 | BEL | +26B | +15N | −6B | +11N | F | 3.0 | 11.5 | 12.5 | 6.50 | 744 | -23.2 |
| 10 | Hendrix, Theo | 1699 | BEL | +14N | −6B | −12N | +24B | +13B | 3.0 | 11.0 | 12.0 | 6.00 | 1624 | -5.4 |
| 11 | FIDE 254258 | 0 | — | +3N | +?N | −18B | −9B | +17N | 3.0 | 11.0 | 11.0 | 6.00 | 1707 | 0.0 |
| 12 | FIDE 548013013 | 0 | — | −18B | +27N | +10B | −5N | +19B | 3.0 | 10.0 | 10.0 | 5.00 | 1650 | 0.0 |
| 13 | Batsaikhan, Huslen | 1487 | BEL | −1N | +20B | =23N | +15B | −10N | 2.5 | 11.5 | 13.0 | 5.25 | 940 | -15.2 |
| 14 | Demarest, Patrick | 1465 | BEL | −10B | +21N | −17B | =16N | +24B | 2.5 | 9.0 | 10.0 | 3.75 | 899 | -8.4 |
| 15 | FIDE 548012840 | 0 | — | +23N | −9B | =?B | −13N | +21B | 2.5 | 8.5 | 8.5 | 3.00 | 1290 | 0.0 |
| 16 | FIDE 548023760 | 0 | — | −7B | −24N | +27B | =14B | +22N | 2.5 | 8.0 | 8.0 | 2.75 | 1465 | 0.0 |
| 17 | FIDE 548012882 | 0 | — | −4N | +22B | +14N | F | −11B | 2.0 | 13.5 | 15.0 | 4.00 | 1485 | 0.0 |
| 18 | Van Heuverbeke, Paul | 1793 | BEL | +12N | −19B | +11N | −4B | −8N | 2.0 | 13.0 | 15.0 | 6.00 | 739 | -16.2 |
| 19 | Verkinderen, Marc | 1539 | BEL | +27B | +18N | −2N | −3B | −12N | 2.0 | 13.0 | 13.0 | 2.00 | 1619 | +10.0 |
| 20 | FIDE 548018201 | 0 | — | −8B | −13N | +26B | −7N | +25N | 2.0 | 9.5 | 10.5 | 2.00 | 687 | 0.0 |
| 21 | FIDE 548023655 | 0 | — | −6N | −14B | =22N | +27B | −15N | 1.5 | 9.5 | 9.5 | 0.75 | 705 | 0.0 |
| 22 | FIDE 548015610 | 0 | — | −5B | −17N | =21B | +26N | −16B | 1.5 | 9.0 | 10.0 | 1.75 | 769 | 0.0 |
| 23 | FIDE 548012076 | 0 | — | −15B | +26N | =13B | −?N | −7B | 1.5 | 9.0 | 9.0 | 2.25 | 1353 | 0.0 |
| 24 | FIDE 270458 | 0 | — | −2N | +16B | −25B | −10N | −14N | 1.0 | 12.0 | 13.0 | 2.50 | 790 | 0.0 |
| 25 | FIDE 548015075 | 0 | — | −?B | −3B | +24N | −8N | −20B | 1.0 | 10.0 | 10.0 | 1.00 | 918 | 0.0 |
| 26 | FIDE 548018198 | 0 | — | −9N | −23B | −20N | −22B | +27N | 1.0 | 8.0 | 8.0 | 0.00 | 799 | 0.0 |
| 27 | FIDE 548014958 | 0 | — | −19N | −12B | −16N | −21N | −26B | 0.0 | 9.0 | 10.0 | 0.00 | 739 | 0.0 |
Key insights
Biggest movers and upsets — the story behind the numbers.
- 1Salazar, DanteBEL+37.23.0 pts · #3
- 2De Winne, OswaldBEL+22.84.0 pts · #5
- 3Verkinderen, MarcBEL+10.02.0 pts · #11
- 1Oyunchimeg, BaagiBEL-23.23.0 pts · #18
- 2Van Heuverbeke, PaulBEL-16.22.0 pts · #16
- 3Batsaikhan, HuslenBEL-15.22.5 pts · #25
- R2+254 Elo gap
- R5+174 Elo gap
- R2+155 Elo gap