2025 Quebec Open Section B
Open SwissStandard
33 players participated in this 9-round tournament, held from 21 Jul 2025 to 26 Jul 2025 in Montreal, Canada. 1 titled players from 4 federations. Top 10 Elo average was 1970, and top seed was Guy Laurain (🇨🇦 CAN, 2098).
Tony (dongze) Wu (🇨🇦 CAN, 1978) won with 8.0/9, ahead of Aba Nassif (7.0) and Alessio Di Matteo (6.5). Wu won solo starting round 6.
The biggest upset came in round 9: Leo Verge (1594) beat Jonathan Turcotte (1930), a +336-point gap.
Location
🇨🇦Montreal, Canada
Dates
21 Jul 2025 → 26 Jul 2025
Time control
Standard: 90 minutes with 30 second increment from move 1
System
Swiss · 9 rounds
Titled players · 1
WCM×1
Federations · 4 represented
🇨🇦Canada×30
🇺🇸United States of America×1
🇫🇷France×1
🇩🇿Algeria×1
Top 3
- 🥇
- 🥈
- 🥉
How it unfolded
Top 6 · 9 roundsTony (dongze) Wu led from R6; +1.0-point edge over the runner-up. Title race converged from 3 co-leaders at R4 to 1 by R6.
Co-leaders
12
7
3
3
2
1
1
1
1
R6–R9 · LEAD HELD
Tony (dongze) Wu never relinquished the lead after R6; final gap +1.0 over the runner-up.
R9 · HEAD-TO-HEAD · WINNER VS 2ND
Tony (dongze) Wu drew with Aba Nassif (White).
WIN STREAKS · 3 top finishers
Tony (dongze) Wu 3+4 wins (R1–R3, R5–R8)Aba Nassif 6 wins (R3–R8)Alessio Di Matteo 4 wins (R6–R9)
Key matchups · top 4
Head-to-head between the four finishers| Player | 1 | 2 | 3 | 4 |
|---|---|---|---|---|
| 1Tony (dongze) Wu | * | ½ | — | ½ |
| 2Aba Nassif | ½ | * | — | — |
| 3Alessio Di Matteo | — | — | * | 0 |
| 4Tri Bao Trinh | ½ | — | 1 | * |
Grille américaine
| # | Player | Elo | Fed | R1 | R2 | R3 | R4 | R5 | R6 | R7 | R8 | R9 | Pts | Bu C1 | Bu | SB | Perf | Δ |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Wu, Tony (dongze) | 1978 | CAN | +31B | +11N | +9B | =4N | +8B | +13B | +6N | +5N | =2B | 8.0 | 44.0 | 45.0 | 38.50 | 2196 | +40.2 |
| 2 | Nassif, Aba | 1857 | USA | −9B | =20N | +26B | +29N | +21N | +7B | +13N | +8B | =1N | 7.0 | 37.5 | 39.5 | 28.75 | 2030 | +39.4 |
| 3 | Di Matteo, Alessio | 1871 | CAN | +26N | −4N | +25B | =12B | −7N | +22B | +20N | +13B | +9N | 6.5 | 35.5 | 38.0 | 24.00 | 1899 | +7.0 |
| 4 | Trinh, Tri Bao | 1998 | CAN | +19N | +3B | =10N | =1B | −13N | +16B | =8N | +6B | =5N | 6.0 | 44.5 | 48.5 | 32.00 | 1996 | +0.8 |
| 5 | Sethi, Aaron | 1723 | CAN | −13B | =17N | +31B | +24N | +10N | +23B | +18N | −1B | =4B | 6.0 | 38.0 | 39.0 | 21.50 | 2032 | +123.2 |
| 6 | Deboosere, Adam Moussa | 1896 | ALG | +27N | −21B | +16N | +10B | +18N | =8B | −1B | −4N | +17B | 5.5 | 39.5 | 42.0 | 22.00 | 2012 | +29.0 |
| 7 | Verge, Leo | 1594 | CAN | −11B | +31N | =17B | +20N | +3B | −2N | =23N | =10B | +13N | 5.5 | 39.0 | 40.0 | 21.75 | 1939 | +152.4 |
| 8 | Luksza, Arkadiusz | 1975 | CAN | +16N | +12B | +21N | =13B | −1N | =6N | =4B | −2N | =11B | 5.0 | 45.0 | 48.5 | 23.00 | 1939 | -8.8 |
| 9 | Chua, Zachary McDonald | 1641 | CAN | +2N | +14B | −1N | =21B | −23N | =10B | +22N | +18B | −3B | 5.0 | 42.0 | 45.5 | 23.25 | 1924 | +107.2 |
| 10 | Duval, Mathieu | 1922 | CAN | +20B | +25N | =4B | −6N | −5B | =9N | +24B | =7N | =12B | 5.0 | 39.5 | 42.0 | 19.75 | 1762 | -63.6 |
| 11 | Fiset, Anais ChloeWCM | 1816 | CAN | +7N | −1B | +22N | −23B | +12N | −18B | =16N | +21B | =8N | 5.0 | 38.5 | 42.0 | 22.00 | 1868 | +22.4 |
| 12 | Lamontagne, Damien | 1802 | CAN | +17B | −8N | +15B | =3N | −11B | −20N | +19B | +23N | =10N | 5.0 | 37.5 | 41.0 | 21.75 | 1897 | +43.2 |
| 13 | Turcotte, Jonathan | 1930 | CAN | +5N | +22B | +33B | =8N | +4B | −1N | −2B | −3N | −7B | 4.5 | 47.5 | 48.0 | 18.50 | 1818 | -23.2 |
| 14 | Beaupre, Eugene Jr | 1936 | CAN | F | −9N | −20B | −19B | =30N | +27B | +31N | +24N | +16B | 4.5 | 24.5 | 24.5 | 11.25 | 1752 | -32.6 |
| 15 | Vaillant, Charles-Etienne | 1663 | CAN | =33N | =32B | −12N | −16B | +27N | +28B | =21N | +20B | F | 4.5 | 22.5 | 22.5 | 11.00 | 1812 | +52.4 |
| 16 | Guillemette, Thomas | 1763 | CAN | −8B | +30N | −6B | +15N | +28B | −4N | =11B | =17N | −14N | 4.0 | 37.0 | 38.5 | 13.00 | 1826 | +19.6 |
| 17 | Laurain, Guy | 2098 | CAN | −12N | =5B | =7N | +27B | −22N | =21B | +25N | =16B | −6N | 4.0 | 35.5 | 38.0 | 14.50 | 1792 | -109.2 |
| 18 | Currie, James | 1941 | CAN | −25B | +24N | +29B | +28N | −6B | +11N | −5B | −9N | −23B | 4.0 | 33.0 | 35.0 | 12.50 | 1620 | -59.0 |
| 19 | Tremblay, Xavier | 1776 | CAN | −4B | =26N | −24B | +14N | −20B | +30B | −12N | +25B | =22N | 4.0 | 30.5 | 32.0 | 11.50 | 1822 | +16.8 |
| 20 | Kolodner, Garry | 1709 | CAN | −10N | =2B | +14N | −7B | +19N | +12B | −3B | −15N | F | 3.5 | 42.0 | 45.0 | 17.00 | 1760 | +19.2 |
| 21 | Constantin, David | 2026 | FRA | +29B | +6N | −8B | =9N | −2B | =17N | =15B | −11N | F | 3.5 | 38.5 | 40.5 | 14.25 | 1798 | -45.2 |
| 22 | Qi, Jason | 0 | CAN | F | −13N | −11B | +25N | +17B | −3N | −9B | +29N | =19B | 3.5 | 33.5 | 33.5 | 10.50 | 1787 | 0.0 |
| 23 | Couture, Jonathan | 1858 | CAN | F | F | F | +11N | +9B | −5N | =7B | −12B | +18N | 3.5 | 30.5 | 30.5 | 16.75 | 1810 | -6.2 |
| 24 | Filiatrault, Marc | 0 | CAN | =32N | −18B | +19N | −5B | =25N | +31B | −10N | −14B | F | 3.0 | 30.5 | 31.5 | 6.75 | 1739 | 0.0 |
| 25 | Jean, Lucas | 1727 | CAN | +18N | −10B | −3N | −22B | =24B | +26N | −17B | −19N | −28B | 2.5 | 32.5 | 35.0 | 8.00 | 1753 | +2.8 |
| 26 | Masse-Garneau, Anthony | 1658 | CAN | −3B | =19B | −2N | −30N | F | −25B | +27N | +31B | F | 2.5 | 28.5 | 28.5 | 5.50 | 1699 | +6.0 |
| 27 | Hu, Raymond | 1684 | CAN | −6B | −29N | +30B | −17N | −15B | −14N | −26B | =28N | +31N | 2.5 | 27.0 | 28.0 | 3.75 | 1645 | -21.2 |
| 28 | Gaudet, Cedric | 0 | CAN | F | F | +32N | −18B | −16N | −15N | −29B | =27B | +25N | 2.5 | 20.5 | 20.5 | 4.75 | 1665 | 0.0 |
| 29 | Desjardins, Michel | 1779 | CAN | −21N | +27B | −18N | −2B | −31N | F | +28N | −22B | F | 2.0 | 24.0 | 24.0 | 5.00 | 1615 | -20.4 |
| 30 | Singher, Jean-Pierre | 0 | CAN | F | −16B | −27N | +26B | =14B | −19N | F | F | F | 1.5 | 17.5 | 17.5 | 4.75 | 1614 | -40.2 |
| 31 | Goldner, John | 1766 | CAN | −1N | −7B | −5N | F | +29B | −24N | −14B | −26N | −27B | 1.0 | 34.0 | 34.0 | 2.00 | 1456 | -50.8 |
| 32 | Bouchard, Jean Marc | 1812 | CAN | =24B | =15N | −28B | F | F | F | F | F | F | 1.0 | 10.0 | 10.0 | 3.75 | 1663 | -4.0 |
| 33 | Cossette, Daniel | 1890 | CAN | =15B | F | −13N | F | F | F | F | F | F | 0.5 | 9.0 | 9.0 | 2.25 | 1604 | -29.2 |
Key insights
Biggest movers and upsets — the story behind the numbers.
Top rating gainers
- 1Verge, LeoCAN+152.45.5 pts · #6
- 2Sethi, AaronCAN+123.26.0 pts · #8
- 3Chua, Zachary McDonaldCAN+107.25.0 pts · #10
Top rating losers
- 1Laurain, GuyCAN-109.24.0 pts · #12
- 2Duval, MathieuCAN-63.65.0 pts · #11
- 3Currie, JamesCAN-59.04.0 pts · #27
Biggest upsets
- R9+336 Elo gap
- R8+300 Elo gap
- R1+296 Elo gap