Premier Open d'ete de Fontenilles (-2400)
Open SwissStandard
32 players participated in this 6-round tournament, held from 30 Aug 2025 to 31 Aug 2025 in Fontenilles, France. 2 titled players from 4 federations. Top 10 Elo average was 2045, and top seed was Erwan Lever (🇫🇷 FRA, 2226).
Jules Berthou (🇫🇷 FRA, 2115) won with 5.0/6, ahead of Lilio Contie (4.5) and Nathan Grimault (4.5). Berthou shared the lead from round 5 and broke clear in the final round.
The biggest upset came in round 1: Antonios Ducos (1847) beat Nathan Grimault (2130), a +283-point gap.
Location
🇫🇷Fontenilles, France
Dates
30 Aug 2025 → 31 Aug 2025
Time control
Standard: 60 minutes with 30 seconds increment from move 1
System
Swiss · 6 rounds
Titled players · 2
FM×1
CM×1
Federations · 4 represented
🇫🇷France×29
🇮🇹Italy×1
FIDE (no federation)×1
🇦🇩Andorra×1
Top 3
- 🥇
- 🥈
- 🥉
How it unfolded
Top 6 · 6 roundsJules Berthou led from R6; +0.5-point edge over the runner-up.
Co-leaders
12
5
1
1
4
1
R4 · LEADER CHANGE31 Aug
Regis Martinet takes the sole lead (3.5/4).
WIN STREAKS · 3 top finishers
Jules Berthou 3 wins (R4–R6)Nathan Grimault 3 wins (R2–R4)Sergei Shaiduko 3 wins (R3–R5)
Key matchups · top 4
Head-to-head between the four finishers| Player | 1 | 2 | 3 | 4 |
|---|---|---|---|---|
| 1Jules Berthou | * | — | 1 | — |
| 2Nathan Grimault | — | * | — | — |
| 3Sergei Shaiduko | 0 | — | * | ½ |
| 4CMLilio Contie | — | — | ½ | * |
Grille américaine
| # | Player | Elo | Fed | R1 | R2 | R3 | R4 | R5 | R6 | Pts | Bu C1 | Bu | SB | Perf | Δ |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Berthou, Jules | 2115 | FRA | +19B | +4N | −10B | +11N | +5B | +6N | 5.0 | 18.5 | 20.5 | 17.50 | 2186 | +18.4 |
| 2 | Contie, LilioCM | 2134 | FRA | +11B | =14N | +9B | =5N | +10B | =4N | 4.5 | 18.0 | 21.0 | 15.25 | 2116 | -4.0 |
| 3 | Grimault, Nathan | 2130 | FRA | −12N | +8B | +7N | +16B | =6N | +10B | 4.5 | 17.5 | 20.0 | 15.00 | 2074 | -5.8 |
| 4 | Shaiduko, Sergei | 1897 | FID | +20N | −1B | +23N | +14B | +13N | =2B | 4.5 | 17.5 | 19.5 | 12.25 | 2104 | +32.0 |
| 5 | Vendeuil-Richard, Maelan | 1945 | FRA | +30N | +12B | =6N | =2B | −1N | +16B | 4.0 | 19.0 | 20.0 | 10.75 | 2075 | +40.4 |
| 6 | Martinet, Regis | 1985 | FRA | +31B | +32N | =5B | +10N | =3B | −1B | 4.0 | 17.5 | 18.5 | 9.25 | 2094 | +17.6 |
| 7 | Bertrand, Marin | 1868 | FRA | =26B | =13N | −3B | +17N | +27B | +8N | 4.0 | 15.0 | 16.5 | 9.75 | 1960 | +14.2 |
| 8 | Posocco De Grandi, Marc | 1741 | ITA | =13B | −3N | +28B | +9N | +19N | −7B | 3.5 | 17.0 | 18.5 | 8.50 | 1962 | +68.0 |
| 9 | Vine, Thibaut | 1948 | FRA | =28B | +26N | −2N | −8B | +12N | +19B | 3.5 | 14.5 | 16.0 | 7.25 | 1882 | -8.8 |
| 10 | Cabarcos Baulina, Manuel | 1971 | AND | +17N | +16B | +1N | −6B | −2N | −3N | 3.0 | 20.5 | 23.0 | 10.00 | 2000 | +4.8 |
| 11 | Potemine, Arsene | 1856 | FRA | −2N | +30B | +15N | −1B | =16N | =14B | 3.0 | 18.0 | 19.0 | 6.75 | 1948 | +13.4 |
| 12 | Ducos, Antonios | 1847 | FRA | +3B | −5N | −13B | +20N | −9B | +27N | 3.0 | 17.0 | 18.5 | 8.00 | 1909 | +18.8 |
| 13 | Garrel, Alain | 1912 | FRA | =8N | =7B | +12N | F | −4B | +21N | 3.0 | 17.0 | 17.0 | 8.75 | 1890 | -2.6 |
| 14 | Manasyan, Garnik | 1922 | FRA | +18B | =2B | −24N | −4N | +22B | =11N | 3.0 | 16.5 | 18.5 | 8.25 | 1926 | -0.2 |
| 15 | Baas, Laurent | 1901 | FRA | +21B | −25N | −11B | =27N | +26B | =18N | 3.0 | 11.0 | 12.5 | 5.50 | 1812 | -13.8 |
| 16 | Klimchand, Didier | 1873 | FRA | +22B | −10N | +21B | −3N | =11B | −5N | 2.5 | 16.5 | 18.5 | 5.50 | 1833 | -7.8 |
| 17 | Rabier, Jean | 1763 | FRA | −10B | −21N | +26B | −7B | +23N | =22N | 2.5 | 13.0 | 14.5 | 4.50 | 1711 | -9.6 |
| 18 | Martinelli, Matthieu | 1741 | FRA | −14N | −27B | F | +31N | +28B | =15B | 2.5 | 10.0 | 10.0 | 4.00 | 1832 | +24.4 |
| 19 | Lamarche, Quentin | 1820 | FRA | −1N | +20B | F | +22N | −8B | −9N | 2.0 | 16.0 | 16.0 | 4.00 | 1772 | -8.0 |
| 20 | Mouden, Herve | 1712 | FRA | −4B | −19N | +31B | −12B | −21N | +26N | 2.0 | 13.0 | 14.0 | 2.50 | 1665 | -15.2 |
| 21 | Labarbe, Gabriel | 1736 | FRA | −15N | +17B | −16N | F | +20B | −13B | 2.0 | 13.0 | 13.0 | 4.50 | 1760 | +6.0 |
| 22 | Dollon, Layne | 1702 | FRA | −16N | +29B | =30N | −19B | −14N | =17B | 2.0 | 11.5 | 12.5 | 3.25 | 1689 | -4.4 |
| 23 | Lemoine, Elie | 1667 | FRA | −32B | +31N | −4B | −28N | −17B | +30B | 2.0 | 10.5 | 11.5 | 2.00 | 1676 | +1.6 |
| 24 | Lever, Erwan | 2226 | FRA | F | +28N | +14B | — | — | — | 2.0 | 4.5 | 4.5 | 4.50 | 2674 | +4.4 |
| 25 | Toulzac, Pierre-YvesFM | 2074 | FRA | +27N | +15B | — | — | — | — | 2.0 | 3.0 | 4.5 | 4.50 | 2653 | +8.8 |
| 26 | Piochelle, Pierre Guillaume | 1658 | FRA | =7N | −9B | −17N | +30B | −15N | −20B | 1.5 | 15.0 | 16.0 | 3.00 | 1630 | -5.0 |
| 27 | Valyaev, Paul | 1803 | FRA | −25B | +18N | F | =15B | −7N | −12B | 1.5 | 14.5 | 14.5 | 4.00 | 1737 | -19.2 |
| 28 | Marni-sandid, Tarik | 1749 | FRA | =9N | −24B | −8N | +23B | −18N | — | 1.5 | 11.5 | 13.5 | 3.75 | 1701 | -9.0 |
| 29 | Nassar, Christophe | 1762 | FRA | F | −22N | +32B | F | F | =31N | 1.5 | 4.0 | 4.0 | 1.50 | 1785 | +2.0 |
| 30 | Cruzel, Thierry | 1743 | FRA | −5B | −11N | =22B | −26N | =31B | −23N | 1.0 | 12.5 | 13.5 | 1.50 | 1496 | -36.4 |
| 31 | Anfosso, Laurent | 1781 | FRA | −6N | −23B | −20N | −18B | =30N | =29B | 1.0 | 12.0 | 13.0 | 1.25 | 1496 | -42.6 |
| 32 | Alexandre, Jacques Junior | 1871 | FRA | +23N | −6B | −29N | — | — | — | 1.0 | 6.0 | 7.5 | 2.00 | 1681 | -15.0 |
Key insights
Biggest movers and upsets — the story behind the numbers.
Top rating gainers
- 1Posocco De Grandi, MarcITA+68.03.5 pts · #9
- 2Vendeuil-Richard, MaelanFRA+40.44.0 pts · #7
- 3Shaiduko, SergeiFID+32.04.5 pts · #3
Top rating losers
- 1Anfosso, LaurentFRA-42.61.0 pts · #32
- 2Cruzel, ThierryFRA-36.41.0 pts · #31
- 3Valyaev, PaulFRA-19.21.5 pts · #29
Biggest upsets
- R1+283 Elo gap
- R4+207 Elo gap
- R3+144 Elo gap