Le Classique du 2e Festival d'echecs de Chalosse
Open SwissStandard
52 players participated in this 7-round tournament, held from 29 May 2025 to 31 May 2025 in Hagetmau, France. Top 10 Elo average was 1956, and top seed was Tristan Roselle (🇫🇷 FRA, 2218).
Sebastien Lebon (🇫🇷 FRA, 2109) won with 6.0/7, ahead of Thibaut Vine (5.5) and Tristan Roselle (5.5). Lebon broke clear in the final round.
The biggest upset came in round 6: Caissa Ait Chaouche (1518) beat Romain Kerjean (1782), a +264-point gap.
Location
🇫🇷Hagetmau, France
Dates
29 May 2025 → 31 May 2025
Time control
Standard: 90 minutes with 30 second increment from move 1
System
Swiss · 7 rounds
Federations · 1 represented
🇫🇷France×50
Top 3
- 🥇
- 🥈
- 🥉
How it unfolded
Top 6 · 7 roundsSebastien Lebon led from R7; +0.5-point edge over the runner-up. Title race converged from 5 co-leaders at R4 to 1 by R7.
Co-leaders
25
13
4
5
5
2
1
R7–R7 · LEAD HELD
Sebastien Lebon held the sole lead from R7 through R7 without losing it.
R5 · HEAD-TO-HEAD · WINNER VS 2ND
Sebastien Lebon drew with Thibaut Vine (Black).
WIN STREAKS · 2 top finishers
Sebastien Lebon 3 wins (R1–R3)Thibaut Vine 3 wins (R1–R3)
Key matchups · top 4
Head-to-head between the four finishers| Player | 1 | 2 | 3 | 4 |
|---|---|---|---|---|
| 1Sebastien Lebon | * | ½ | — | 1 |
| 2Thibaut Vine | ½ | * | ½ | — |
| 3Tristan Roselle | — | ½ | * | — |
| 4Vadim Breton | 0 | — | — | * |
Grille américaine
| # | Player | Elo | Fed | R1 | R2 | R3 | R4 | R5 | R6 | R7 | Pts | Bu C1 | Bu | SB | Perf | Δ |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Lebon, Sebastien | 2109 | FRA | +15N | +10B | +6N | =4B | =2N | +21B | +5N | 6.0 | 29.0 | 32.5 | 27.25 | 2154 | +7.2 |
| 2 | Vine, Thibaut | 1951 | FRA | +23B | +14N | +13B | =21N | =1B | =3N | +11B | 5.5 | 27.0 | 30.5 | 23.00 | 2050 | +18.8 |
| 3 | Roselle, Tristan | 2218 | FRA | +45B | +26N | =8B | =12N | +4N | =2B | +9N | 5.5 | 26.5 | 28.5 | 21.50 | 2057 | -16.4 |
| 4 | Duhau-Marmon, Nicolas | 1945 | FRA | +22N | +28B | +27N | =1N | −3B | +10B | =7N | 5.0 | 27.5 | 30.5 | 19.50 | 2028 | +18.0 |
| 5 | Bader, Thomas | 1963 | FRA | +47N | +20B | =11N | =7B | +6N | +12B | −1B | 5.0 | 27.5 | 29.5 | 19.00 | 2006 | +20.8 |
| 6 | Breton, Vadim | 1876 | FRA | +32B | +19N | −1B | +13N | −5B | +25N | +22B | 5.0 | 26.0 | 29.0 | 18.00 | 1876 | +4.8 |
| 7 | Vine, Guillaume | 1991 | FRA | +16B | +29N | =12B | =5N | +26B | =11N | =4B | 5.0 | 25.0 | 28.0 | 19.00 | 1968 | -1.0 |
| 8 | Tunc, Alptug | 1829 | FRA | +34N | +18B | =3N | −11B | F | +19B | +21N | 4.5 | 24.0 | 24.0 | 17.25 | 1945 | +17.2 |
| 9 | Decaup, Philippe | 1818 | FRA | +31B | −13N | =23B | +20N | +27N | +14B | −3B | 4.5 | 23.5 | 26.5 | 15.25 | 1836 | +4.0 |
| 10 | Seguin Cabannes, Antoine | 1761 | FRA | +43B | −1N | =31B | +40N | +28B | −4N | +34B | 4.5 | 22.0 | 24.0 | 11.50 | 1807 | +16.4 |
| 11 | Legagnoa, Evan | 1814 | FRA | +30B | +24N | =5B | +8N | F | =7B | −2N | 4.0 | 26.5 | 26.5 | 16.00 | 1924 | +39.6 |
| 12 | Phelipot, Lucas | 1814 | FRA | +37N | +25B | =7N | =3B | F | −5N | +24B | 4.0 | 25.0 | 25.0 | 14.75 | 1933 | +19.0 |
| 13 | Beaumont-Darrodes, Maxime | 1650 | FRA | +46N | +9B | −2N | −6B | −15N | +41B | +45N | 4.0 | 23.0 | 25.0 | 10.50 | 1623 | -8.0 |
| 14 | Souevamanien, Jean-Lou | 1717 | FRA | +36N | −2B | +38N | +16B | F | −9N | +35B | 4.0 | 21.5 | 21.5 | 11.50 | 1713 | -0.4 |
| 15 | Mifurt, William | 1619 | FRA | −1B | −43N | +44B | +48N | +13B | +26N | −17N | 4.0 | 21.0 | 23.0 | 11.00 | 1820 | +49.2 |
| 16 | Domsic, Filip | 1610 | FRA | −7N | +39B | +35B | −14N | −20B | +42N | +26B | 4.0 | 20.5 | 22.5 | 10.00 | 1654 | +3.6 |
| 17 | Torres, Patrice | 1863 | FRA | F | +45N | −21B | =31N | =24B | +30N | +15B | 4.0 | 19.0 | 19.0 | 12.25 | 1636 | -24.2 |
| 18 | Hachacq, Lucas | 1676 | FRA | +42B | −8N | +48B | −26N | +41B | =29N | =20B | 4.0 | 18.0 | 20.0 | 9.25 | 1629 | -12.4 |
| 19 | Audouar, Daniel | 1678 | FRA | +51N | −6B | +37N | +30B | F | −8N | +29B | 4.0 | 18.0 | 18.0 | 8.50 | 1736 | +9.0 |
| 20 | Laporte, Florian | 1727 | FRA | +33B | −5N | F | −9B | +16N | +31B | =18N | 3.5 | 23.5 | 23.5 | 12.00 | 1707 | -2.6 |
| 21 | Labarbe, Gabriel | 1649 | FRA | +50B | +40N | +17N | =2B | F | −1N | −8B | 3.5 | 23.0 | 23.0 | 9.75 | 1901 | +60.8 |
| 22 | Ait Chaouche, Caissa | 1518 | FRA | −4B | +44N | =40B | +23N | F | +27B | −6N | 3.5 | 20.5 | 20.5 | 9.50 | 1795 | +63.2 |
| 23 | Girardet, Antonin | 1581 | FRA | −2N | +41B | =9N | −22B | F | +40B | +28N | 3.5 | 20.5 | 20.5 | 9.25 | 1757 | +42.0 |
| 24 | Dubertrand, Bernard | 1627 | FRA | +52N | −11B | +43N | −27B | =17N | +38B | −12N | 3.5 | 19.5 | 19.5 | 6.50 | 1599 | -4.4 |
| 25 | Vigneau, Bastien | 1621 | FRA | +49B | −12N | +33B | =29N | F | −6B | +27N | 3.5 | 19.0 | 19.0 | 8.50 | 1717 | +17.6 |
| 26 | Pons, Rodrigue | 1780 | FRA | +39N | −3B | +32N | +18B | −7N | −15B | −16N | 3.0 | 25.5 | 28.0 | 9.50 | 1661 | -45.2 |
| 27 | Kerjean, Romain | 1782 | FRA | +48B | +35N | −4B | +24N | −9B | −22N | −25B | 3.0 | 22.5 | 24.5 | 8.00 | 1534 | -37.4 |
| 28 | Laffargue, Gabriel | 1681 | FRA | +44B | −4N | −30B | +37N | −10N | +32B | −23B | 3.0 | 21.5 | 23.5 | 7.50 | 1482 | -63.6 |
| 29 | San, Noeum | 1744 | FRA | +41N | −7B | +34N | =25B | F | =18B | −19N | 3.0 | 21.5 | 21.5 | 8.75 | 1617 | -17.2 |
| 30 | Moufannine, Anne | 1436 | FRA | −11N | +46B | +28N | −19N | F | −17B | +44B | 3.0 | 19.0 | 19.0 | 7.00 | 1559 | +8.8 |
| 31 | Angelovici, Eliott | 1464 | FRA | −9N | +51B | =10N | =17B | F | −20N | +36B | 3.0 | 19.0 | 19.0 | 6.75 | 1599 | +19.2 |
| 32 | Delzant, Pierre-Richard | 1480 | FRA | −6N | +36B | −26B | −33N | +46B | −28N | +42B | 3.0 | 18.5 | 20.5 | 6.50 | 979 | -9.4 |
| 33 | Dubos, Pierre-Arnaud | 0 | FRA | −20N | +47B | −25N | +32B | F | −34N | +38B | 3.0 | 17.5 | 17.5 | 7.50 | 1564 | 0.0 |
| 34 | Chassany, Iraultz | 1478 | FRA | −8B | +42N | −29B | +52N | F | +33B | −10N | 3.0 | 17.0 | 17.0 | 5.00 | 978 | -18.0 |
| 35 | Michaud, Theo | 0 | FRA | F | −27B | −16N | =38B | +36N | +45B | −14N | 2.5 | 18.0 | 18.0 | 5.75 | 1323 | 0.0 |
| 36 | Feyte, Jean-Remy | 0 | FRA | −14B | −32N | +49B | =46N | −35B | +47N | −31N | 2.5 | 16.5 | 17.5 | 4.00 | 1374 | 0.0 |
| 37 | Chassany, Oihan | 1427 | FRA | −12B | +49N | −19B | −28B | F | =43N | +41N | 2.5 | 16.0 | 16.0 | 4.00 | 924 | -19.2 |
| 38 | Crabos, Etienne | 1463 | FRA | −40B | +50N | −14B | =35N | +52B | −24N | −33N | 2.5 | 16.0 | 16.0 | 2.25 | 920 | -11.8 |
| 39 | Cipriano-Catanas, Elwan | 1416 | FRA | −26B | −16N | =46B | −44N | −42B | +49N | +51N | 2.5 | 14.0 | 14.0 | 2.00 | 896 | -14.0 |
| 40 | Pinol, Christian | 1818 | FRA | +38N | −21B | =22N | −10B | F | −23N | =43B | 2.0 | 19.5 | 19.5 | 5.25 | 1446 | -94.0 |
| 41 | Demangeon, Gilbert | 0 | FRA | −29B | −23N | +50B | +47B | −18N | −13N | −37B | 2.0 | 19.0 | 20.0 | 3.00 | 1343 | 0.0 |
| 42 | Orange, Sophie | 0 | FRA | −18N | −34B | −47N | +49B | +39N | −16B | −32N | 2.0 | 18.5 | 19.5 | 3.50 | 1272 | 0.0 |
| 43 | Chen, Meiling | 0 | FRA | −10N | +15B | −24B | −45N | F | =37B | =40N | 2.0 | 18.5 | 18.5 | 6.25 | 1580 | 0.0 |
| 44 | Hemmerle, Gaetan | 0 | FRA | −28N | −22B | −15N | +39B | F | +48B | −30N | 2.0 | 18.0 | 18.0 | 4.50 | 1391 | 0.0 |
| 45 | Bouezet, Bruno | 0 | FRA | −3N | −17B | +51N | +43B | F | −35N | −13B | 2.0 | 18.0 | 18.0 | 2.00 | 1111 | 0.0 |
| 46 | Riballet, Jean-Paul | 0 | FRA | −13B | −30N | =39N | =36B | −32N | +50B | −48N | 2.0 | 17.0 | 18.0 | 3.50 | 1116 | 0.0 |
| 47 | Bruyand, Alex Stiles | 1596 | FRA | −5B | −33N | +42B | −41N | F | −36B | +50N | 2.0 | 15.5 | 15.5 | 3.00 | 1163 | -4.0 |
| 48 | Liebart, Celine | 1423 | FRA | −27N | +52B | −18N | −15B | F | −44N | +46B | 2.0 | 15.0 | 15.0 | 2.00 | 893 | -21.6 |
| 49 | Larrere, Mael | 0 | FRA | −25N | −37B | −36N | −42N | +51B | −39B | F | 1.0 | 13.0 | 13.0 | 0.00 | 691 | 0.0 |
| 50 | FIDE 652001440 | 0 | — | −21N | −38B | −41N | +51B | F | −46N | −47B | 1.0 | 12.0 | 12.0 | 0.00 | 774 | 0.0 |
| 51 | FIDE 544067151 | 0 | — | −19B | −31N | −45B | −50N | −49N | F | −39B | 0.0 | 13.5 | 13.5 | 0.00 | 719 | 0.0 |
| 52 | Chassan Charenton, Merlin | 0 | FRA | −24B | −48N | F | −34B | −38N | — | — | 0.0 | 11.0 | 11.0 | 0.00 | 699 | 0.0 |
Key insights
Biggest movers and upsets — the story behind the numbers.
Top rating gainers
- 1Ait Chaouche, CaissaFRA+63.23.5 pts · #20
- 2Labarbe, GabrielFRA+60.83.5 pts · #19
- 3Mifurt, WilliamFRA+49.24.0 pts · #13
Top rating losers
- 1Pinol, ChristianFRA-94.02.0 pts · #30
- 2Laffargue, GabrielFRA-63.63.0 pts · #29
- 3Pons, RodrigueFRA-45.23.0 pts · #14
Biggest upsets
- R6+264 Elo gap
- R3+245 Elo gap
- R6+237 Elo gap