2025 Collingwood Somborac Chess Festival Crown
Open SwissStandard
20 players participated in this 5-round tournament, held from 09 May 2025 to 11 May 2025 in Collingwood, Canada. 5 titled players. Top 10 Elo average was 0.
Isai Berengolts (🇨🇦 CAN, 0) won with 4.0/5, ahead of Nicolae Oancea (3.5) and Zachary Saine (3.5). Berengolts broke clear in the final round.
Location
🇨🇦Collingwood, Canada
Dates
09 May 2025 → 11 May 2025
Time control
Standard: 90 minutes with 30 second increment from move 1
System
Swiss · 5 rounds
Avg top 10
0
Participants
20
Titled players · 5
CM×1
WIM×1
WFM×3
Federations · 1 represented
🇨🇦Canada×20
Top 3
- 🥇
- 🥈
- 🥉
How it unfolded
Top 6 · 5 roundsIsai Berengolts led from R5; +0.5-point edge over the runner-up. Title race converged from 2 co-leaders at R4 to 1 by R5.
Co-leaders
7
2
2
2
1
R5–R5 · LEAD HELD
Isai Berengolts held the sole lead from R5 through R5 without losing it.
R1–R5 · UNBEATEN
Isai Berengolts went unbeaten across 5 games (R1–R5).
Key matchups · top 4
Head-to-head between the four finishers| Player | 1 | 2 | 3 | 4 |
|---|---|---|---|---|
| 1Isai Berengolts | * | — | ½ | — |
| 2Zachary Saine | — | * | 0 | — |
| 3Nicolae Oancea | ½ | 1 | * | 1 |
| 4Iassen Pelev | — | — | 0 | * |
Grille américaine
| # | Player | Elo | Fed | R1 | R2 | R3 | R4 | R5 | Pts | Bu C1 | Bu | SB | Perf | Δ |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Berengolts, Isai | 0 | CAN | +17B | +13N | =2B | +8N | =5B | 4.0 | 11.0 | 12.0 | 8.75 | 2102 | +21.8 |
| 2 | Oancea, Nicolae | 0 | CAN | +3B | +6B | =1N | +10N | F | 3.5 | 13.0 | 13.0 | 11.00 | 2258 | +35.4 |
| 3 | Saine, Zachary | 0 | CAN | −2N | +16B | +14N | =4B | +7N | 3.5 | 10.5 | 11.5 | 6.50 | 1982 | -3.2 |
| 4 | Colvin, Andrew | 0 | CAN | +9N | =11B | =5B | =3N | =8B | 3.0 | 11.5 | 13.5 | 8.00 | 1992 | +20.2 |
| 5 | Guo, AnniWFM | 0 | CAN | F | +19B | =4N | +9B | =1N | 3.0 | 9.5 | 9.5 | 6.00 | 2058 | +39.2 |
| 6 | Pelev, Iassen | 0 | CAN | +15B | −2N | +19N | −7B | +11N | 3.0 | 9.5 | 9.5 | 3.50 | 1906 | +7.8 |
| 7 | Deshpande,SarthakCM | 0 | CAN | F | =12N | +13B | +6N | −3B | 2.5 | 10.5 | 10.5 | 6.00 | 1978 | +32.8 |
| 8 | Qian, AshleyWFM | 0 | CAN | F | +14B | +11N | −1B | =4N | 2.5 | 10.5 | 10.5 | 5.00 | 1899 | -30.4 |
| 9 | Siddeley, Hugh | 0 | CAN | −4B | +15N | =12B | −5N | +18N | 2.5 | 9.5 | 10.5 | 3.50 | 1835 | -11.4 |
| 10 | Starr, Sasha | 0 | CAN | −11N | +17B | +18N | −2B | =12B | 2.5 | 8.5 | 9.5 | 3.00 | 1746 | -19.0 |
| 11 | Fradkin, Benjamin | 0 | CAN | +10B | =4N | −8B | =12N | −6B | 2.0 | 11.0 | 13.0 | 5.00 | 1824 | +11.6 |
| 12 | Lim, Levi | 0 | CAN | F | =7B | =9N | =11B | =10N | 2.0 | 9.5 | 9.5 | 4.75 | 1841 | +2.2 |
| 13 | Beattie, Will | 0 | CAN | +16N | −1B | −7N | +14B | F | 2.0 | 9.0 | 9.0 | 2.50 | 1845 | +0.4 |
| 14 | Leliveld, Andrew | 0 | CAN | +20B | −8N | −3B | −13N | =15B | 1.5 | 9.5 | 9.5 | 0.75 | 1830 | +10.8 |
| 15 | Laughlin, Steve | 0 | CAN | −6N | −9B | −16N | +18B | =14N | 1.5 | 8.0 | 9.0 | 1.75 | 1664 | -41.0 |
| 16 | Ruchinskaya, ValerieWFM | 0 | CAN | −13B | −3N | +15B | −17N | F | 1.0 | 8.0 | 8.0 | 1.50 | 1681 | -46.4 |
| 17 | Khan, Riley | 0 | CAN | −1N | −10N | F | +16B | F | 1.0 | 7.5 | 7.5 | 1.00 | 1785 | +8.8 |
| 18 | Fischer, Jacob | 0 | CAN | F | +20N | −10B | −15N | −9B | 1.0 | 6.5 | 6.5 | 0.00 | 1753 | +14.0 |
| 19 | Brajkovic, Nikola | 0 | CAN | F | −5N | −6B | F | F | 0.0 | 6.0 | 6.0 | 0.00 | 1061 | -15.0 |
| 20 | Starr, NavaWIM | 0 | CAN | −14N | −18B | F | F | F | 0.0 | 2.5 | 2.5 | 0.00 | 892 | -33.8 |
Key insights
Biggest movers and upsets — the story behind the numbers.
Top rating gainers
- 1Guo, AnniWFMCAN+39.23.0 pts · #5
- 2Oancea, NicolaeCAN+35.43.5 pts · #3
- 3Deshpande,SarthakCMCAN+32.82.5 pts · #9
Top rating losers
- 1Ruchinskaya, ValerieWFMCAN-46.41.0 pts · #18
- 2Laughlin, SteveCAN-41.01.5 pts · #14
- 3Starr, NavaWIMCAN-33.80.0 pts · #19