2026 Chess.com Botwinnik Open - Groep A
SwissStandard
49 players participated in this 6-round tournament, held from 02 Jan 2026 to 04 Jan 2026 in Zoetermeer, Netherlands. 7 titled players from 7 federations. Top 10 Elo average was 2263, and top seed was Liam Vrolijk (🇳🇱 NED, GM, 2477).
Liam Vrolijk (🇳🇱 NED, GM, 2477) won with 6.0/6, ahead of Roger Labruyere (5.0) and Rafael Goudriaan (5.0). Vrolijk won solo starting round 5.
The biggest upset came in round 3: Thomas Alvares (2012) beat Stefan Bekker (FM, 2380), a +368-point gap.
Location
🇳🇱Zoetermeer, Netherlands
Dates
02 Jan 2026 → 04 Jan 2026
Time control
Standard: 90 minutes with 30 second increment from move 1
System
Swiss · 6 rounds
Titled players · 7
GM×1
FM×4
CM×2
Federations · 7 represented
🇳🇱Netherlands×41
🇧🇪Belgium×3
🇬🇷Greece×1
🇮🇹Italy×1
🇫🇷France×1
🇺🇦Ukraine×1
🇩🇪Germany×1
Top 3
- 🥇
- 🥈
- 🥉
How it unfolded
Top 6 · 6 roundsGM Liam Vrolijk led from R5; +1.0-point edge over the runner-up. Title race converged from 2 co-leaders at R4 to 1 by R5.
Co-leaders
16
8
4
2
1
1
R5–R6 · LEAD HELD
GM Liam Vrolijk never relinquished the lead after R5; final gap +1.0 over the runner-up.
R5 · HEAD-TO-HEAD · WINNER VS 2ND
GM Liam Vrolijk beat Rafael Goudriaan (White).
WIN STREAKS · 3 top finishers
GM Liam Vrolijk 6 wins (R1–R6)Rafael Goudriaan 4 wins (R1–R4)FM Roger Labruyere 3 wins (R1–R3)
Key matchups · top 4
Head-to-head between the four finishers| Player | 1 | 2 | 3 | 4 |
|---|---|---|---|---|
| 1GMLiam Vrolijk | * | 1 | 1 | — |
| 2Rafael Goudriaan | 0 | * | — | — |
| 3FMRoger Labruyere | 0 | — | * | — |
| 4FMStefan Bekker | — | — | — | * |
Grille américaine
| # | Player | Elo | Fed | R1 | R2 | R3 | R4 | R5 | R6 | Pts | Bu C1 | Bu | SB | Perf | Δ |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Vrolijk, LiamGM | 2477 | NED | +26B | +28N | +8B | +2N | +3B | +9N | 6.0 | 20.5 | 23.0 | 23.00 | 2962 | +6.3 |
| 2 | Labruyere, RogerFM | 2199 | NED | +34N | +45B | +10N | −1B | +13N | +7B | 5.0 | 19.0 | 20.0 | 14.00 | 2457 | +36.2 |
| 3 | Goudriaan, Rafael | 2240 | NED | +37N | +33B | +35N | +6B | −1N | +5B | 5.0 | 18.0 | 20.0 | 14.00 | 2426 | +25.8 |
| 4 | Bekker, StefanFM | 2380 | NED | =29N | +5B | −19N | +33B | +24N | +20B | 4.5 | 15.5 | 17.5 | 13.25 | 2271 | -11.4 |
| 5 | Zecha, Oscar | 1982 | NED | +13B | −4N | +36B | +15N | +8B | −3N | 4.0 | 20.5 | 22.5 | 13.00 | 2300 | +96.0 |
| 6 | Schilstra, Laurens | 2171 | NED | +21B | +31N | +14B | −3N | −9B | +34N | 4.0 | 17.5 | 19.5 | 11.00 | 2218 | +7.6 |
| 7 | Grochal, JoeyFM | 2278 | NED | −32B | +21N | +30B | +14N | +20B | −2N | 4.0 | 17.0 | 19.5 | 12.00 | 2251 | -3.8 |
| 8 | Maters, Arthur | 2105 | NED | +42B | +36N | −1N | +43B | −5N | +19B | 4.0 | 16.5 | 18.0 | 8.00 | 2221 | +8.2 |
| 9 | Langedijk, Ardjan | 1988 | NED | F | =12B | +31N | +10B | +6N | −1B | 3.5 | 19.5 | 19.5 | 11.75 | 2313 | +41.2 |
| 10 | Dinanath, HrdyaCM | 2143 | NED | +23B | +46N | −2B | −9N | +21B | =11N | 3.5 | 18.0 | 19.0 | 8.75 | 2032 | -28.8 |
| 11 | Koukas, Anastasios | 2005 | GRE | =12N | =17B | =33N | +28B | =16N | =10B | 3.5 | 16.5 | 18.5 | 10.50 | 2191 | +30.2 |
| 12 | Bulthuis, Jelle | 2101 | NED | =11B | =9N | =25B | =23N | +38B | =17N | 3.5 | 16.5 | 18.5 | 10.25 | 2157 | +7.8 |
| 13 | Den Heijer, Rolinde | 2055 | NED | −5N | +38B | +45N | +35B | −2B | =15N | 3.5 | 16.5 | 17.5 | 6.75 | 2167 | +18.8 |
| 14 | Jellema, Pieter | 2167 | NED | +38N | +41B | −6N | −7B | +29N | =16B | 3.5 | 16.0 | 17.5 | 7.75 | 2198 | +6.0 |
| 15 | Van Doren, Bas | 2182 | NED | =19N | +29B | =43N | −5B | +30N | =13B | 3.5 | 15.5 | 17.0 | 9.00 | 2100 | -12.2 |
| 16 | Van der Werf, Joel | 2174 | NED | =40B | =30N | =32B | +25N | =11B | =14N | 3.5 | 15.0 | 16.5 | 9.75 | 2126 | -7.2 |
| 17 | Dovgaliuk, OleksandrFM | 2284 | UKR | −33N | =11N | +40B | +22B | =19N | =12B | 3.5 | 15.0 | 16.5 | 9.50 | 2097 | -26.4 |
| 18 | Van Batenburg, Mees | 2246 | NED | =30B | +40N | −20B | =34N | =36B | +23N | 3.5 | 12.5 | 14.0 | 7.75 | 2083 | -42.8 |
| 19 | Alvares, Thomas | 2012 | NED | =15B | +24N | +4B | −20N | =17B | −8N | 3.0 | 18.5 | 21.5 | 11.00 | 2225 | +30.4 |
| 20 | Gijsen, William | 2174 | NED | F | +22B | +18N | +19B | −7N | −4N | 3.0 | 18.0 | 18.0 | 9.50 | 2260 | +11.8 |
| 21 | Zoun, Rogier | 2068 | NED | −6N | −7B | +37N | +31B | −10N | +39B | 3.0 | 16.0 | 18.0 | 6.50 | 2128 | +9.4 |
| 22 | Van der Lubben, Arno | 2015 | NED | =24B | −20N | +26B | −17N | +44B | =27N | 3.0 | 15.5 | 17.0 | 7.50 | 2100 | +12.8 |
| 23 | Van Ravensteijn, Antal | 0 | NED | −10N | +37B | =29N | =12B | +43N | −18B | 3.0 | 15.0 | 16.5 | 6.50 | 2118 | 0.0 |
| 24 | Leenen, BoydCM | 2168 | NED | =22N | −19B | +42N | +41B | −4B | =25N | 3.0 | 15.0 | 16.5 | 6.00 | 2067 | -32.4 |
| 25 | Mensing, Adrian | 2018 | NED | −35N | +39B | =12N | −16B | +28N | =24B | 3.0 | 14.5 | 16.5 | 7.75 | 2124 | +17.0 |
| 26 | Wilming, Auke | 2031 | NED | −1N | =44B | −22N | +42B | +41N | =36B | 3.0 | 14.0 | 15.5 | 4.75 | 2062 | +2.4 |
| 27 | Straat, Rody | 2016 | NED | −28N | =34B | −39N | +40N | +33B | =22B | 3.0 | 11.5 | 13.0 | 6.00 | 2057 | +6.8 |
| 28 | Van der Marel, Lambertus | 2076 | NED | +27B | −1B | =41N | −11N | −25B | +42N | 2.5 | 17.0 | 18.5 | 5.25 | 2023 | -12.0 |
| 29 | Coucke, Yari | 2102 | BEL | =4B | −15N | =23B | +46N | −14B | =31N | 2.5 | 17.0 | 18.0 | 6.00 | 2058 | -6.8 |
| 30 | Ercan, Selman | 2057 | NED | =18N | =16B | −7N | +45B | −15B | =33N | 2.5 | 16.5 | 17.5 | 5.50 | 2098 | +5.4 |
| 31 | Smeenk, Merijn | 2019 | NED | +44N | −6B | −9B | −21N | +37N | =29B | 2.5 | 15.0 | 16.5 | 4.75 | 1999 | -8.0 |
| 32 | Koehler, Ronald | 2090 | GER | +7N | −35B | =16N | F | F | +41B | 2.5 | 11.0 | 11.0 | 7.25 | 2242 | +16.0 |
| 33 | Thijssen, Freek | 2023 | NED | +17B | −3N | =11B | −4N | −27N | =30B | 2.0 | 19.5 | 22.0 | 6.50 | 2039 | 0.0 |
| 34 | Van Coppenolle, Kurt | 2076 | BEL | −2B | =27N | F | =18B | +35N | −6B | 2.0 | 17.5 | 17.5 | 5.25 | 2083 | +0.6 |
| 35 | Polak, Alexander | 2144 | NED | +25B | +32N | −3B | −13N | −34B | F | 2.0 | 16.0 | 16.0 | 5.50 | 2024 | -16.6 |
| 36 | Bik, Wouter | 2034 | NED | F | −8B | −5N | +44B | =18N | =26N | 2.0 | 16.0 | 16.0 | 4.75 | 1998 | -5.4 |
| 37 | Ochtman, Henk | 2075 | NED | −3B | −23N | −21B | +48N | −31B | +45N | 2.0 | 14.5 | 14.5 | 1.00 | 2031 | -6.4 |
| 38 | Darie, Aden | 2129 | NED | −14B | −13N | +48N | +39B | −12N | F | 2.0 | 14.0 | 14.0 | 2.00 | 2041 | -24.4 |
| 39 | Groen, Jari | 2079 | NED | −46B | −25N | +27B | −38N | +45B | −21N | 2.0 | 12.0 | 13.0 | 4.00 | 1901 | -28.6 |
| 40 | Nguyen, Khoi | 2074 | BEL | =16N | −18B | −17N | −27B | F | +44N | 1.5 | 15.0 | 15.5 | 3.25 | 1981 | -23.9 |
| 41 | Sonneveld, David | 1913 | NED | +47B | −14N | =28B | −24N | −26B | −32N | 1.5 | 14.5 | 15.0 | 1.75 | 1914 | -11.2 |
| 42 | Jelic, Bruno | 1975 | NED | −8N | =47N | −24B | −26N | +48B | −28B | 1.5 | 13.0 | 13.0 | 0.25 | 1925 | -7.4 |
| 43 | Teianu, Sabin | 2042 | NED | F | +49N | =15B | −8N | −23B | F | 1.5 | 12.5 | 12.5 | 1.75 | 2085 | +7.2 |
| 44 | Ismayilov, Uzeyir | 1929 | NED | −31B | =26N | +47B | −36N | −22N | −40B | 1.5 | 12.0 | 12.5 | 2.00 | 1854 | -22.4 |
| 45 | Omnes, Tiago | 2025 | NED | +48B | −2N | −13B | −30N | −39N | −37B | 1.0 | 15.0 | 15.0 | 0.00 | 1832 | -54.0 |
| 46 | Kuijken, Felix | 1901 | NED | +39N | −10B | F | −29B | F | F | 1.0 | 8.0 | 8.0 | 2.00 | 1983 | +5.8 |
| 47 | Brienen, Jacob | 2108 | NED | −41N | =42B | −44N | F | F | F | 0.5 | 6.0 | 6.0 | 0.75 | 1692 | -31.4 |
| 48 | Leorato, Imanol | 2163 | FRA | −45N | F | −38B | −37B | −42N | F | 0.0 | 6.5 | 6.5 | 0.00 | 1251 | -104.0 |
| 49 | Garau, Francesca | 1913 | ITA | F | −43B | F | F | F | F | 0.0 | 3.5 | 3.5 | 0.00 | 1242 | -6.6 |
Key insights
Biggest movers and upsets — the story behind the numbers.
Top rating gainers
- 1Zecha, OscarNED+96.04.0 pts · #5
- 2Langedijk, ArdjanNED+41.23.5 pts · #10
- 3Labruyere, RogerFMNED+36.25.0 pts · #3
Top rating losers
- 1Leorato, ImanolFRA-104.00.0 pts · #49
- 2Omnes, TiagoNED-54.01.0 pts · #46
- 3Van Batenburg, MeesNED-42.83.5 pts · #28
Biggest upsets
- R3+368 Elo gap
- R1+261 Elo gap
- R4+200 Elo gap