1er Open FIDE du Roi Saleen et d'Arsenal

Open SwissStandard

65 players participated in this 5-round tournament, held on 17 May 2025 in Le Lamentin, France. 2 federations represented. Top 10 Elo average was 1895, and top seed was Pascal Verneuil (🇫🇷 FRA, 2131).

Lionel Buisson (🇫🇷 FRA, 1928) won with 5.0/5, ahead of Mathis Huyghues-Beaufond (4.5) and Gilles Suez-Panama (4.0). Buisson won solo starting round 4.

The biggest upset came in round 1: Ylan Ney-Alexandre (1594) beat Soufyane Bedroune (1894), a +300-point gap.

Location

🇫🇷Le Lamentin, France

Dates

17 May 2025

Time control

Standard: 60 minutes with 30 seconds increment from move 1

System

Swiss · 5 rounds

Top seed

🇫🇷Pascal Verneuil2131

Avg top 10

1,895

Participants

Federations · 2 represented

🇫🇷France×60

🇩🇿Algeria×1

Top 3

🥇
Lionel Buisson
🇫🇷FRA·1928
5.0pts·2626perf+30.0
🥈
Mathis Huyghues-Beaufond
🇫🇷FRA·1913
4.5pts·2134perf+45.2
🥉
Gilles Suez-Panama
🇫🇷FRA·1963
4.0pts·1991perf+4.2

How it unfolded

Top 6 · 5 rounds

Lionel Buisson led from R4; +0.5-point edge over the runner-up.

Co-leaders

Buisson5Huyghues-Beaufond4.5Bedroune4Suez-Panama4Bocle4El Magnougi4

R4–R5 · LEAD HELD

Lionel Buisson held the sole lead from R4 through R5 without losing it.

WIN STREAKS · 3 top finishers

Lionel Buisson 5 wins (R1–R5)Mathis Huyghues-Beaufond 3 wins (R1–R3)Soufyane Bedroune 4 wins (R2–R5)

Grille américaine

#	Player	Elo	Fed	R1	R2	R3	R4	R5	Pts	Bu C1	Bu	SB	Perf	Δ
1	Buisson, Lionel	1928	FRA	+19N	+4B	+17N	+5B	+8N	5.0	14.5	17.5	17.50	2626	+30.0
2	Huyghues-Beaufond, Mathis	1913	FRA	+16B	+14N	+32B	=8N	+9B	4.5	13.0	15.5	13.75	2134	+45.2
3	Suez-Panama, Gilles	1963	FRA	+38B	+6N	=9B	=10N	+14B	4.0	14.0	16.0	12.50	1991	+4.2
4	El Magnougi, Adam	1728	FRA	+26B	−1N	+39B	+25N	+20B	4.0	14.0	16.0	11.00	1778	+12.4
5	Ramdani, Nayati	1826	FRA	+23B	+15N	+41B	−1N	+16B	4.0	14.0	16.0	11.00	1880	+12.4
6	Bocle, Antoine	1740	FRA	+43N	−3B	+44N	+24B	+18N	4.0	12.0	14.0	10.00	1846	+26.8
7	Bedroune, Soufyane	1894	ALG	−32B	+33N	+46B	+23N	+15B	4.0	11.0	13.0	10.50	1803	-7.2
8	Verneuil, Pascal	2131	FRA	+12N	+22B	+13N	=2B	−1B	3.5	16.5	19.5	12.25	1961	-15.6
9	Prudent, Sylvio	1779	FRA	+27N	+20B	=3N	+22B	−2N	3.5	14.5	17.5	11.00	1866	+13.6
10	Casimir, Sarah	1895	FRA	=18N	+36B	+34N	=3B	=13N	3.5	13.0	15.5	10.25	1807	-12.8
11	Cyprienne Fonsat, Ethan	1794	FRA	=33B	−32N	+35B	+53N	+34B	3.5	10.0	11.5	7.75	1605	-28.8
12	Gouait, Raymond	1637	FRA	−8B	+39N	=53B	+33N	+38B	3.5	10.0	11.5	7.25	1851	+14.8
13	Jean-Louis, Lukas	1403	FRA	+60B	+57N	−8B	+38N	=10B	3.5	10.0	11.0	5.75	1742	+44.8
14	Edmond, Yves	1720	FRA	+29N	−2B	+56N	+28B	−3N	3.0	14.5	16.0	7.50	1700	-3.2
15	Gautier, Jean-Luc	1659	FRA	+28N	−5B	+48N	+37B	−7N	3.0	13.5	15.5	7.50	1651	-0.8
16	Diallo Just, Akile	1613	FRA	−2N	+30B	+52N	+42B	−5N	3.0	13.5	15.5	7.00	1070	-15.2
17	Leprovost, Aaron	0	FRA	+53B	+26N	−1B	F	+21B	3.0	13.5	15.0	7.50	1762	0.0
18	Raffin-Sumyk, Piermael	1595	FRA	=10B	+35N	=21B	+40N	−6B	3.0	13.0	15.0	7.75	1695	+12.0
19	Present-Ladislas, Mathis	1617	FRA	−1B	+47N	+31B	−20N	+51B	3.0	13.0	15.0	7.00	880	-35.2
20	Huyghues-Beaufond, Nathalie	1432	FRA	+37N	−9N	+54B	+19B	−4N	3.0	13.0	14.5	7.00	1639	+39.2
21	Cepisul, Desire	1826	FRA	+24N	=34B	=18N	+27B	−17N	3.0	12.0	14.5	8.75	1789	-2.8
22	Chancerel, Dominique	1758	FRA	+25B	−8N	+51B	−9N	+46B	3.0	12.0	14.0	7.00	1709	-5.2
23	Eloise, Lenny	1546	FRA	−5N	+42B	+45N	−7B	+44N	3.0	12.0	14.0	6.00	1585	+2.0
24	Hasler, Maximilian	1558	FRA	−21B	+50N	+47B	−6N	+39B	3.0	11.0	13.0	6.00	983	-17.2
25	Luce-Antoinette, Ruben	1509	FRA	−22N	+45B	+58N	−4B	+48N	3.0	11.0	12.0	5.00	943	-16.4
26	Ronin, Clement	1471	FRA	−4N	−17B	+59N	+52B	+42N	3.0	11.0	12.0	5.00	928	-7.2
27	Fereol, Falundo	1517	FRA	−9B	+40N	+50B	−21N	+47B	3.0	10.5	12.5	6.00	1003	-12.8
28	Giacobbi Torres, Antoine	1455	FRA	−15B	+54N	+55B	−14N	+40B	3.0	9.5	11.0	5.00	890	-16.8
29	Valey, Joseph	1467	FRA	−14B	+55N	−40B	+63N	+41B	3.0	8.5	9.5	4.50	920	-3.8
30	Abraham, Lucas	0	FRA	+?B	−16N	−38B	+?N	+49B	3.0	7.0	7.0	2.00	1439	0.0
31	Abramovici, Mathis	0	FRA	F	+?B	−19N	+?B	+43N	3.0	5.0	5.0	2.00	1554	0.0
32	Ney-Alexandre, Ylan	1594	FRA	+7N	+11B	−2N	F	=37N	2.5	15.0	17.5	8.75	1853	+50.4
33	Raffin-Sumyk, Maxentoine	1518	FRA	=11N	−7B	+36N	−12B	+54N	2.5	13.5	15.0	5.75	1626	+16.4
34	Marchal, Ewan	1700	FRA	+49B	=21N	−10B	+41N	−11N	2.5	12.0	14.0	5.50	1656	-10.0
35	De Reynal, Renaud	0	FRA	=36N	−18B	−11N	+?B	+56N	2.5	10.5	10.5	2.75	1369	0.0
36	Nicaud, Corentin	1526	FRA	=35B	−10N	−33B	+65N	+53B	2.5	10.0	10.0	2.75	907	-24.4
37	Laposte, Emmanuelle	1430	FRA	−20B	+61N	+57B	−15N	=32B	2.5	9.5	10.5	3.25	1289	-9.8
38	Zozor, Alain	1621	FRA	−3N	+48B	+30N	−13B	−12N	2.0	14.0	16.0	5.00	868	-55.2
39	Barbos, Taylor	0	FRA	+59N	−12B	−4N	+45B	−24N	2.0	12.5	13.5	3.00	841	0.0
40	Blanchard, Diego-Francois	0	FRA	+?N	−27B	+29N	−18B	−28N	2.0	12.0	12.0	3.00	1319	0.0
41	Diallo Just, Idriss	0	FRA	+44N	+43B	−5N	−34B	−29N	2.0	11.5	13.5	4.00	1507	0.0
42	Cassius De Linval, Alexandre	0	FRA	+46B	−23N	+49B	−16N	−26B	2.0	11.0	13.0	4.00	1429	0.0
43	Francois-Haugrin Buc, Swan	1491	FRA	−6B	−41N	+62B	+50N	−31B	2.0	11.0	12.0	3.00	940	-7.6
44	Hontarrede, Nadine	1410	FRA	−41B	+60N	−6B	+55N	−23B	2.0	10.5	11.5	2.50	843	-17.6
45	Fardin, Noah	0	FRA	+51B	−25N	−23B	−39N	+57B	2.0	10.0	11.0	3.00	728	0.0
46	Blanchard, Sophia-Daly	1418	FRA	−42N	+59B	−7N	+61B	−22N	2.0	10.0	11.0	2.00	988	-8.0
47	Torres, Melanie	0	FRA	+?N	−19B	−24N	+58B	−27N	2.0	10.0	10.0	1.00	764	0.0
48	Salomon, Nina	0	FRA	+?B	−38N	−15B	+57N	−25B	2.0	9.0	9.0	1.00	796	0.0
49	Abraham, David	1457	FRA	−34N	+58B	−42N	+64B	−30N	2.0	8.5	9.5	2.00	900	-8.0
50	Bataille Lin, Valentin	0	FRA	+?N	−24B	−27N	−43B	+?N	2.0	8.0	8.0	0.00	722	0.0
51	Chammas, Paul	1404	FRA	−45N	+?B	−22N	+?B	−19N	2.0	8.0	8.0	0.00	888	0.0
52	Bedroune, Aylane	0	FRA	−54B	+?N	−16B	−26N	+?B	2.0	7.5	7.5	0.00	742	0.0
53	Heberle, Jonathan	0	FRA	−17N	+?B	=12N	−11B	−36N	1.5	12.5	12.5	1.75	1379	0.0
54	Salomon, Ally	0	FRA	+52N	−28B	−20N	=56B	−33B	1.5	10.5	12.0	2.75	669	0.0
55	FIDE 653078683	0	—	+56N	−29B	−28N	−44B	=?N	1.5	9.5	9.5	1.50	644	0.0
56	Fereol, Sy Jing	0	FRA	−55B	+?N	−14B	=54N	−35B	1.5	8.5	8.5	0.75	920	0.0
57	Simon, Noham	0	FRA	+61N	−13B	−37N	−48B	−45N	1.0	10.0	11.0	1.00	617	0.0
58	Turbet-Delof, Ninon	0	FRA	F	−49N	−25B	−47N	+62B	1.0	8.0	8.0	1.00	683	0.0
59	Giacobbi Torres, Hadrien	0	FRA	−39B	−46N	−26B	−62N	+65B	1.0	8.0	8.0	0.00	645	0.0
60	Fonsat, Mael	0	FRA	−13N	−44B	−?N	−?B	+?N	1.0	5.5	5.5	0.00	607	0.0
61	Carpin, Amrit	0	FRA	−57B	−37B	+?N	−46N	−?B	1.0	5.5	5.5	0.00	624	0.0
62	Marius Marie-Rose, Nils	0	FRA	F	F	−43N	+59B	−58N	1.0	4.0	4.0	1.00	691	0.0
63	FIDE 653078640	0	—	F	F	F	−29B	+?N	1.0	3.0	3.0	0.00	667	0.0
64	FIDE 527020070	0	—	F	F	+?B	−49N	—	1.0	2.0	2.0	0.00	657	0.0
65	FIDE 544041942	0	—	F	F	−?N	−36B	−59N	0.0	3.5	3.5	0.00	726	0.0

Key insights

Biggest movers and upsets — the story behind the numbers.

Top rating gainers

1Ney-Alexandre, YlanFRA
+50.4
2.5 pts · #12
2Huyghues-Beaufond, MathisFRA
+45.2
4.5 pts · #1
3Jean-Louis, LukasFRA
+44.8
3.5 pts · #23

Top rating losers

1Zozor, AlainFRA
-55.2
2.0 pts · #63
2Present-Ladislas, MathisFRA
-35.2
3.0 pts · #45
3Cyprienne Fonsat, EthanFRA
-28.8
3.5 pts · #22

Biggest upsets

R1+300 Elo gap
Ney-Alexandre, Ylan1594 beat Bedroune, Soufyane1894
R4+218 Elo gap
Jean-Louis, Lukas1403 beat Zozor, Alain1621
R5+203 Elo gap
Buisson, Lionel1928 beat Verneuil, Pascal2131