Championnat interne Prilly Crazy-Horse 2025
9 players participated in this 18-round tournament, held from 01 Dec 2025 to 18 Dec 2025 in Prilly, Switzerland. Top 10 Elo average was 583, and top seed was Alain Chollet (🇨🇭 SUI, 1893).
Alain Chollet (🇨🇭 SUI, 1893) won with 13.5/18, ahead of Vincent Lianza (11.0) and Marjorie Mourey (9.5). Chollet shared the lead from round 4 and won solo starting round 5.
The biggest upset came in round 4: Vincent Lianza (1609) beat Bernard Gasser (1743), a +134-point gap.
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How it unfolded
Top 9 · 18 roundsAlain Chollet led from R5 onwards, the title was decided early. Title race converged from 3 co-leaders at R4 to 1 by R5.
Alain Chollet takes the sole lead (4.0/5).
Alain Chollet opens a +1.5-point gap over the chasing pack (closest: Marjorie Mourey); the title is out of reach before R18.
Alain Chollet 2.0–0.0 against Vincent Lianza (R3 1-0, R12 1-0) — decisive in 2/2.
Cross-table
| # | Player | Elo | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | Pts | SB | Bh | Δ Elo | Perf |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | 🇨🇭Chollet, Alain | 1893 | * | 11 | 1½ | 1½ | 1½ | 11 | 11 | —1 | 11 | 13.5 | 85.75 | 101.0 | +19.2 | 2008 |
| 3 | 🇨🇭Lianza, Vincent | 1609 | 00 | * | 11 | 01 | 11 | 01 | 11 | —1 | 11 | 11.0 | 63.50 | 106.0 | +19.6 | 1805 |
| 4 | 🇨🇭Mourey, Marjorie | 0 | ½0 | 00 | * | 11 | ½½ | 11 | 01 | 1— | 11 | 9.5 | 51.25 | 109.0 | 0.0 | 1546 |
| 2 | 🇨🇭Airaudi, Mathias | 0 | ½0 | 01 | 00 | * | ½½ | 11 | 11 | —1 | 11 | 9.5 | 48.25 | 109.0 | 0.0 | 1682 |
| 6 | 🇨🇭Gasser, Bernard | 1743 | ½0 | 00 | ½½ | ½½ | * | 11 | 11 | 1— | 11 | 9.5 | 46.75 | 109.0 | -58.4 | 1420 |
| 5 | 🇨🇭Rais, Charles | 0 | 00 | 01 | 00 | 00 | 00 | * | 10 | 1— | 11 | 5.0 | 17.00 | 118.0 | 0.0 | 1466 |
| 9 | FIDE 1376993 | 0 | 00 | 00 | 01 | 00 | 00 | 10 | * | —1 | 11 | 5.0 | 15.50 | 118.0 | 0.0 | 939 |
| 8 | FIDE 1376608 | 0 | 0— | 0— | —0 | 0— | —0 | —0 | 0— | * | —1 | 1.0 | 0.00 | 126.0 | 0.0 | 939 |
| 7 | FIDE 1377000 | 0 | 00 | 00 | 00 | 00 | 00 | 00 | 00 | 0— | * | 0.0 | 0.00 | 128.0 | 0.0 | 939 |
Key insights
Biggest movers and upsets — the story behind the numbers.
- 1Lianza, VincentSUI+19.611.0 pts · #3
- 2Chollet, AlainSUI+19.213.5 pts · #1
- 3Mourey, MarjorieSUI0.09.5 pts · #4
- 1Gasser, BernardSUI-58.49.5 pts · #6
- 2Mourey, MarjorieSUI0.09.5 pts · #4
- 3Rais, CharlesSUI0.05.0 pts · #5
- R4+134 Elo gap
- R13+134 Elo gap