2st Gambit GM Closed Tournament 2025
10 players participated in this 9-round tournament, held from 31 May 2025 to 05 Jun 2025 in Praha, Czech Republic. 10 titled players from 4 federations. Top 10 Elo average was 2385, and top seed was Tomas Kraus (🇨🇿 CZE, GM, 2436).
Valentyn Prokofiev (🇺🇦 UKR, IM, 2403) won with 7.0/9, ahead of Iwo Karolczuk (5.5) and Stepan Hrbek (5.5). Prokofiev took the lead from round 7.
The biggest upset came in round 2: Jiri Bouska (FM, 2318) beat Robert Cvek (GM, 2429), a +111-point gap.
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How it unfolded
Top 10 · 9 roundsIM Valentyn Prokofiev led from R7 onwards, the runner-up race stayed tight.
IM Valentyn Prokofiev takes the sole lead (5.0/7).
IM Valentyn Prokofiev opens a +1.5-point gap over the chasing pack (closest: IM Iwo Karolczuk); the title is out of reach before R9.
IM Valentyn Prokofiev lost to IM Iwo Karolczuk (Black).
Cross-table
| # | Player | Elo | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | Pts | SB | Bh | Δ Elo | Perf |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | 🇺🇦IMProkofiev, Valentyn | 2403 | * | 0 | 1 | ½ | 1 | 1 | 1 | ½ | 1 | 1 | 7.0 | 28.25 | 38.0 | +22.6 | 2602 |
| 2 | 🇵🇱IMKarolczuk, Iwo | 2387 | 1 | * | 1 | ½ | 0 | ½ | ½ | ½ | ½ | 1 | 5.5 | 25.00 | 39.5 | +19.4 | 2464 |
| 3 | 🇨🇿IMHrbek, Stepan | 2419 | 0 | 0 | * | ½ | 1 | ½ | 1 | 1 | 1 | ½ | 5.5 | 21.25 | 39.5 | +5.2 | 2461 |
| 4 | 🇨🇿GMKraus, Tomas | 2436 | ½ | ½ | ½ | * | ½ | ½ | ½ | ½ | 1 | ½ | 5.0 | 21.75 | 40.0 | -2.0 | 2422 |
| 5 | 🇮🇳IMVantika Agrawal | 2377 | 0 | 1 | 0 | ½ | * | ½ | ½ | ½ | ½ | 1 | 4.5 | 18.00 | 40.5 | +1.0 | 2385 |
| 6 | 🇨🇿GMSimacek, Pavel | 2421 | 0 | ½ | ½ | ½ | ½ | * | ½ | ½ | ½ | ½ | 4.0 | 17.00 | 41.0 | -10.0 | 2337 |
| 7 | 🇵🇱FMCzernek, Tymon | 2401 | 0 | ½ | 0 | ½ | ½ | ½ | * | ½ | ½ | 1 | 4.0 | 15.50 | 41.0 | -7.1 | 2340 |
| 9 | 🇨🇿GMCvek, Robert | 2429 | ½ | ½ | 0 | ½ | ½ | ½ | ½ | * | ½ | 0 | 3.5 | 16.75 | 41.5 | -16.0 | 2300 |
| 8 | 🇮🇳FMRosh Jain | 2254 | 0 | ½ | 0 | 0 | ½ | ½ | ½ | ½ | * | 1 | 3.5 | 13.25 | 41.5 | +15.0 | 2319 |
| 10 | 🇨🇿FMBouska, Jiri | 2318 | 0 | 0 | ½ | ½ | 0 | ½ | 0 | 1 | 0 | * | 2.5 | 10.75 | 42.5 | -21.8 | 2226 |
Key insights
Biggest movers and upsets — the story behind the numbers.
- 1Prokofiev, ValentynIMUKR+22.67.0 pts · #1
- 2Karolczuk, IwoIMPOL+19.45.5 pts · #2
- 3Rosh JainFMIND+15.03.5 pts · #8
- 1Bouska, JiriFMCZE-21.82.5 pts · #10
- 2Cvek, RobertGMCZE-16.03.5 pts · #9
- 3Simacek, PavelGMCZE-10.04.0 pts · #6
- R2+111 Elo gap