Rotterdam FIDE Weekend 2025 - B
28 players participated in this 5-round tournament, held from 17 Oct 2025 to 19 Oct 2025 in Rotterdam, Netherlands. 3 federations represented. Top 10 Elo average was 1795, and top seed was Svar Londhe (🇳🇱 NED, 1887).
Nicolas Rojas (🇬🇧 ENG, 0) won with 4.0/5, ahead of Murdoch Mac Lean (4.0) and Johan Van de Griend (4.0). Rojas shared the lead from round 4, winning on tie-break.
The biggest upset came in round 1: Martin Schouten (1707) beat Svar Londhe (1887), a +180-point gap.
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How it unfolded
Top 6 · 5 roundsTight race until R5; 3 players tied at 4.0/5, decided on Buchholz. Title race narrowed from 2 co-leaders at R4 to 3 at the finish.
3 players finish on 4.0/5. Rojas takes the title on Buchholz Cut1 (13.5).
Nicolas Rojas drew with Murdoch Mac Lean (White).
Murdoch Mac Lean won 3 in a row (R1–R3).
Key matchups · top 4
Head-to-head between the four finishers| Player | 1 | 2 | 3 | 4 |
|---|---|---|---|---|
| 1Nicolas Rojas | * | ½ | — | ½ |
| 2Murdoch Mac Lean | ½ | * | ½ | — |
| 3Johan Van de Griend | — | ½ | * | — |
| 4Brendan OGorman | ½ | — | — | * |
Grille américaine
| # | Player | Elo | Fed | R1 | R2 | R3 | R4 | R5 | Pts | Bu C1 | Bu | SB | Perf | Δ |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Rojas, Nicolas | 0 | ENG | +16N | =4B | +11N | +7B | =2B | 4.0 | 13.5 | 15.5 | 11.75 | 1789 | 0.0 |
| 2 | Mac Lean, Murdoch | 1867 | NED | +12N | +8B | +15N | =3B | =1N | 4.0 | 13.5 | 15.5 | 11.50 | 2074 | +32.8 |
| 3 | Van de Griend, Johan | 1838 | NED | +17N | +14B | =5B | =2N | +6B | 4.0 | 12.0 | 14.0 | 10.50 | 2050 | +15.0 |
| 4 | OGorman, Brendan | 1776 | ENG | +22B | =1N | +27B | =5N | =13N | 3.5 | 11.0 | 11.0 | 6.25 | 1980 | +14.2 |
| 5 | Kimenai, Casper | 0 | NED | +21B | F | =3N | =4B | +9N | 3.0 | 13.5 | 15.0 | 8.25 | 1805 | 0.0 |
| 6 | Radfar, Bahman | 1773 | NED | +26N | F | +10B | +14B | −3N | 3.0 | 12.0 | 12.0 | 5.00 | 1862 | +14.0 |
| 7 | Van Gorkum, Klaas | 1632 | NED | +9N | +20B | F | −1N | +12B | 3.0 | 11.5 | 11.5 | 7.50 | 2539 | +77.2 |
| 8 | Roshania, Jimmy | 1708 | NED | +19B | −2N | +18N | −9B | +14N | 3.0 | 11.0 | 13.0 | 6.00 | 1666 | -3.2 |
| 9 | Yantur, Arda | 1742 | NED | −7B | +26N | +23B | +8N | −5B | 3.0 | 10.0 | 10.0 | 4.00 | 1793 | +7.6 |
| 10 | Arends, Herman | 1709 | NED | −14N | +16B | −6N | +17B | +15N | 3.0 | 9.0 | 11.0 | 6.00 | 1899 | +19.6 |
| 11 | Ganeshram, Niranjana | 1718 | NED | F | +24N | −1B | +21N | +18B | 3.0 | 8.5 | 8.5 | 4.50 | 2566 | +45.6 |
| 12 | Vegaraju, Atharva | 1700 | NED | −2B | +19N | =13N | +15B | −7N | 2.5 | 11.5 | 13.5 | 5.25 | 1654 | -11.2 |
| 13 | Tjin a Lien, Ike | 1757 | NED | F | =23N | =12B | +27N | =4B | 2.5 | 7.0 | 7.0 | 3.50 | 1847 | +7.2 |
| 14 | Fu, Ziqing | 0 | NED | +10B | −3N | +25B | −6N | −8B | 2.0 | 13.0 | 13.5 | 3.50 | 1711 | 0.0 |
| 15 | Schouten, Martin | 1707 | NED | +25N | +18B | −2B | −12N | −10B | 2.0 | 11.5 | 12.0 | 2.50 | 1714 | +0.8 |
| 16 | Lozovyi, Nazar | 1655 | UKR | −1B | −10N | +26B | +22N | −19B | 2.0 | 10.5 | 10.5 | 1.50 | 1807 | +24.8 |
| 17 | Van der Hoek, Willem | 1690 | NED | −3B | =21N | =22B | −10N | +26B | 2.0 | 10.0 | 10.0 | 1.50 | 1634 | -6.6 |
| 18 | Ngangbam, Malem | 1767 | NED | +28B | −15N | −8B | +23N | −11N | 2.0 | 9.0 | 9.0 | 1.00 | 1504 | -55.2 |
| 19 | Hulzebosch, Nils | 0 | NED | −8N | −12B | F | +24B | +16N | 2.0 | 8.5 | 8.5 | 3.00 | 1707 | 0.0 |
| 20 | Cornelissen, Roderick | 1774 | NED | F | −7N | −21B | +25N | +27B | 2.0 | 5.0 | 5.0 | 0.50 | 1862 | +7.0 |
| 21 | Sutrisno, Agus | 0 | NED | −5N | =17B | +20N | −11B | −24N | 1.5 | 10.0 | 11.0 | 3.00 | 1650 | 0.0 |
| 22 | Wortman, Rik | 1677 | NED | −4N | =25B | =17N | −16B | =23B | 1.5 | 8.5 | 9.0 | 1.75 | 1559 | -12.0 |
| 23 | Van Randwijk, Willem | 0 | NED | F | =13B | −9N | −18B | =22N | 1.0 | 9.0 | 9.0 | 2.00 | 1541 | 0.0 |
| 24 | Berkley, Stephen W | 1765 | ENG | F | −11B | F | −19N | +21B | 1.0 | 6.5 | 6.5 | 1.50 | 918 | -11.4 |
| 25 | Londhe, Svar | 1887 | NED | −15B | =22N | −14N | −20B | F | 0.5 | 7.5 | 7.5 | 0.75 | 1445 | -66.4 |
| 26 | Pelsmaeker, Ronald | 1664 | NED | −6B | −9B | −16N | F | −17N | 0.0 | 10.0 | 10.0 | 0.00 | 915 | -68.4 |
| 27 | Van Kanten, Brian | 1691 | NED | F | F | −4N | −13B | −20N | 0.0 | 8.0 | 8.0 | 0.00 | 969 | -23.6 |
| 28 | Tromer, Stephan | 1656 | NED | −18N | F | F | F | F | 0.0 | 2.0 | 2.0 | 0.00 | 965 | -14.0 |
Key insights
Biggest movers and upsets — the story behind the numbers.
- 1Van Gorkum, KlaasNED+77.23.0 pts · #3
- 2Ganeshram, NiranjanaNED+45.63.0 pts · #7
- 3Mac Lean, MurdochNED+32.84.0 pts · #2
- 1Pelsmaeker, RonaldNED-68.40.0 pts · #27
- 2Londhe, SvarNED-66.40.5 pts · #24
- 3Ngangbam, MalemNED-55.22.0 pts · #21
- R1+180 Elo gap
- R2+142 Elo gap
- R4+113 Elo gap