2025 Laval Open

SwissStandard

53 players participated in this 5-round tournament, held from 20 Jun 2025 to 22 Jun 2025 in Laval, Quebec, Canada. 10 titled players from 5 federations. Top 10 Elo average was 2237, and top seed was Shawn Rodrigue-Lemieux (🇨🇦 CAN, GM, 2514).

Shawn Rodrigue-Lemieux (🇨🇦 CAN, GM, 2514) won with 5.0/5, ahead of Olivier-Kenta Chiku-Ratte (4.0) and Hugo Guillemette (4.0). Rodrigue-Lemieux won solo starting round 4.

The biggest upset came in round 5: Ting En Ryan Wu (1697) beat Louis Robichaud (1979), a +282-point gap.

Location

🇨🇦Laval, Quebec, Canada

Dates

20 Jun 2025 → 22 Jun 2025

Time control

Standard: 90 minutes with 30 second increment from move 1

System

Swiss · 5 rounds

Top seed

🇨🇦GMShawn Rodrigue-Lemieux2514

Avg top 10

2,237

Participants

Titled players · 10

GM×1

IM×2

FM×3

CM×4

Federations · 5 represented

🇨🇦Canada×46

🇫🇷France×2

🇱🇧Lebanon×1

🇸🇾Syria×1

🇺🇸United States of America×1

Top 3

🥇
GMShawn Rodrigue-Lemieux
🇨🇦CAN·2514
5.0pts·2947perf+4.8
🥈
IMOlivier-Kenta Chiku-Ratte
🇨🇦CAN·2303
4.0pts·2356perf+4.1
🥉
CMHugo Guillemette
🇨🇦CAN·2174
4.0pts·2239perf+19.2

How it unfolded

Top 6 · 5 rounds

GM Shawn Rodrigue-Lemieux led from R4; +1.0-point edge over the runner-up.

Co-leaders

Rodrigue-Lemieux5Nassar4Guillemette4Berube4Chiku-Ratte4Mok3.5

R4–R5 · LEAD HELD

GM Shawn Rodrigue-Lemieux never relinquished the lead after R4; final gap +1.0 over the runner-up.

R3 · HEAD-TO-HEAD · WINNER VS 2ND

GM Shawn Rodrigue-Lemieux beat Marc Nassar (White).

R1–R5 · WIN STREAK

GM Shawn Rodrigue-Lemieux won 5 in a row (R1–R5).

Key matchups · top 4

Head-to-head between the four finishers

Player	1	2	3	4
1GMShawn Rodrigue-Lemieux	*	1	—	—
2Marc Nassar	0	*	—	—
3CMHugo Guillemette	—	—	*	½
4Antoine Berube	—	—	½	*

Grille américaine

#	Player	Elo	Fed	R1	R2	R3	R4	R5	Pts	Bu C1	Bu	SB	Perf	Δ
1	Rodrigue-Lemieux, ShawnGM	2514	CAN	+29B	+8N	+4B	+6N	+7B	5.0	14.5	16.5	16.50	2947	+4.8
2	Chiku-Ratte, Olivier-KentaIM	2303	CAN	+39N	+11B	=3N	+9B	=6N	4.0	14.5	16.0	12.25	2356	+4.1
3	Guillemette, HugoCM	2174	CAN	+38B	+26N	=2B	=5N	+18B	4.0	13.5	15.0	11.00	2239	+19.2
4	Nassar, Marc	1924	LBN	+32N	+33B	−1N	+14B	+20N	4.0	13.0	15.0	10.00	2189	+31.6
5	Berube, Antoine	2052	CAN	=30N	+12B	+46N	=3B	+16N	4.0	12.5	13.5	10.50	2285	+30.0
6	Dukic, ZacharyFM	2191	CAN	+19N	+14B	+21N	−1B	=2B	3.5	15.0	17.5	10.50	2261	+10.6
7	Batorshyn, IliaCM	2183	CAN	+24N	=10B	+31N	+13B	−1N	3.5	14.5	16.5	9.75	2216	+12.0
8	Saine, Zachary	2011	CAN	+34N	−1B	+10N	+25B	=9N	3.5	14.5	16.5	9.75	2207	+17.8
9	Zheng, RichardFM	2302	CAN	+16B	+18N	+23B	−2N	=8B	3.5	13.5	16.0	10.25	2170	-11.2
10	Turcotte, Jonathan	1930	CAN	+35N	=7N	−8B	+39B	+24N	3.5	11.5	13.0	7.75	2062	+18.0
11	Mok, Yuen Tak	1934	CAN	+22B	−2N	=38B	+29N	+23B	3.5	11.0	12.5	7.75	2052	+14.4
12	Zhu, Hong RuiFM	2229	CAN	=41B	−5N	+22B	+38N	+26B	3.5	10.5	12.0	7.25	2047	-16.6
13	Masse, Hugues	2103	CAN	=44N	+30B	+45N	−7N	+15B	3.5	9.5	10.5	6.50	2017	-7.0
14	Hebrard, Emmanuel	1879	FRA	+40B	−6N	+27B	−4N	+44B	3.0	11.5	12.5	5.00	1996	+15.0
15	Barrera, Eduardo	0	CAN	−21N	+50B	+17N	+31B	−13N	3.0	11.0	11.0	5.00	1917	0.0
16	Richard, Leo	1840	CAN	−9N	+48B	+51N	+21B	−5B	3.0	10.5	10.5	3.00	2026	+17.4
17	Nassif, Aba	1857	USA	−25B	+28N	−15B	+32B	+30N	3.0	10.0	12.0	6.50	2514	+18.8
18	Pomerantz, Daniel	1941	CAN	+48N	−9B	+44N	+42B	−3N	3.0	10.0	10.5	3.00	2160	+27.0
19	Desforges, Jean	1898	CAN	−6B	−22N	+40B	+50N	+31N	3.0	9.5	9.5	3.50	1910	+2.8
20	Duval, Mathieu	1922	CAN	+52N	−21B	+53N	+43B	−4B	3.0	8.0	8.0	1.50	1932	+2.0
21	St-Germain, Jack	1959	CAN	+15B	+20N	−6B	−16N	=27B	2.5	12.5	15.0	7.25	1861	-11.6
22	Wu, Ting En Ryan	1697	CAN	−11N	+19B	−12N	=33B	+39N	2.5	12.0	13.5	5.50	1969	+64.8
23	Berube, Maximilien	1951	CAN	+28N	+51B	−9N	=24B	−11N	2.5	12.0	12.0	3.75	1810	-31.6
24	Sun, Jonathan	1689	CAN	−7B	+40N	+52B	=23N	−10B	2.5	11.0	11.0	2.75	1840	+24.4
25	Qi, Jason	0	CAN	+17N	−42B	+33N	−8N	=29B	2.5	10.5	12.0	6.00	1952	0.0
26	Iordanescu, Victor Nicolae	1910	CAN	+50N	−3B	=32N	+45B	−12N	2.5	10.5	10.5	2.00	1886	-5.8
27	Bain-thouverez, Aurelien	1840	FRA	+36N	−31B	−14N	+53B	=21N	2.5	9.5	9.5	3.25	1935	+12.6
28	Vaillant, Charles-Etienne	1663	CAN	−23B	−17B	=35N	+49N	+38B	2.5	9.0	9.5	3.00	1739	+13.2
29	Pitre, Lucas	1773	CAN	−1N	=34B	+47N	−11B	=25N	2.0	13.0	14.0	3.25	1823	+2.2
30	Dufresne, Christophe	1794	CAN	=5B	−13N	=37B	+51N	−17B	2.0	12.5	12.5	3.00	1758	-10.0
31	Jiang Barron, Jiyu	1997	CAN	+37B	+27N	−7B	−15N	−19B	2.0	12.0	14.0	4.50	1929	-14.8
32	Hu, Raymond	1684	CAN	−4B	+49N	=26B	−17N	=36N	2.0	11.5	12.0	2.75	1738	+8.4
33	Beaupre, Eugene Jr	1936	CAN	+49B	−4N	−25B	=22N	=37B	2.0	11.0	11.5	2.75	1680	-20.2
34	Zhang, Yitian	1802	CAN	−8B	=29N	=36B	−41N	+50B	2.0	9.0	9.0	2.00	1779	-7.2
35	Dukkardt, Vladimir	1703	CAN	−10B	−38N	=28B	=40N	+51B	2.0	9.0	9.0	2.00	1588	-24.0
36	Genzling, JeromeCM	2032	CAN	−27B	=44B	=34N	=37N	=32B	2.0	8.5	9.5	3.50	1738	-37.4
37	Dube, Daniel	1794	CAN	−31N	=39B	=30N	=36B	=33N	2.0	8.0	9.5	3.75	1876	+9.8
38	Filion, Samuel	1794	CAN	−3N	+35B	=11N	−12B	−28N	1.5	13.5	15.5	3.75	1785	-11.2
39	Robichaud, Louis	1979	CAN	−2B	=37N	+41B	−10N	−22B	1.5	12.0	13.5	2.50	1770	-28.6
40	Page, Dany	1738	CAN	−14N	−24B	−19N	=35B	+48N	1.5	10.5	11.0	1.50	1656	-11.2
41	Di Matteo, Alessio	1871	CAN	=12N	−46B	−39N	+34B	F	1.5	8.0	8.0	3.75	1962	+6.0
42	Duong, Thanh NhaIM	2184	CAN	F	+25N	=43B	−18N	F	1.5	7.0	7.0	3.25	1797	-19.8
43	Zhang, Chu Hang	2039	CAN	F	+47B	=42N	−20N	F	1.5	5.5	5.5	1.75	1945	-13.2
44	Ali, Nehad	1928	SYR	=13B	=36N	−18B	F	−14N	1.0	11.5	11.5	2.75	1796	-13.6
45	Desjardins, Michel	1779	CAN	F	F	−13B	−26N	+47B	1.0	7.0	7.0	1.00	1789	-0.4
46	Kraiouchkine, NikitaCM	2185	CAN	F	+41N	−5B	F	F	1.0	5.5	5.5	1.50	1961	-10.8
47	Jean, Lucas	1727	CAN	F	−43N	−29B	+48B	−45N	1.0	5.0	5.0	0.50	1669	-13.6
48	Ivanov Yuan, Maksim	1853	CAN	−18B	−16N	=49B	−47N	−40B	0.5	8.5	9.0	0.25	1012	-89.2
49	Chang-Solomon, Donnell	0	CAN	−33N	−32B	=48N	−28B	F	0.5	7.0	7.0	0.25	1463	0.0
50	Han, Ruochong	1566	CAN	−26B	−15N	F	−19B	−34N	0.0	10.5	10.5	0.00	1070	-17.6
51	FIDE 2677407	0	—	F	−23N	−16B	−30B	−35N	0.0	9.5	9.5	0.00	1023	0.0
52	FIDE 2678632	0	—	−20B	F	−24N	F	F	0.0	6.5	6.5	0.00	1006	0.0
53	Lesage, Philippe	1808	CAN	F	F	−20B	−27N	F	0.0	5.5	5.5	0.00	1081	-16.0

Key insights

Biggest movers and upsets — the story behind the numbers.

Top rating gainers

1Wu, Ting En RyanCAN
+64.8
2.5 pts · #21
2Nassar, MarcLBN
+31.6
4.0 pts · #2
3Berube, AntoineCAN
+30.0
4.0 pts · #4

Top rating losers

1Ivanov Yuan, MaksimCAN
-89.2
0.5 pts · #50
2Genzling, JeromeCMCAN
-37.4
2.0 pts · #27
3Berube, MaximilienCAN
-31.6
2.5 pts · #38

Biggest upsets

R5+282 Elo gap
Wu, Ting En Ryan1697 beat Robichaud, Louis1979
R4+243 Elo gap
Pomerantz, Daniel1941 beat IMDuong, Thanh Nha2184
R2+201 Elo gap
Wu, Ting En Ryan1697 beat Desforges, Jean1898