PRIMERA CATEGORIA ACADEMIA DE AJEDREZ DE VILLA ALEMANA 2025
10 players participated in this 6-round tournament, held from 30 Aug 2025 to 31 Aug 2025 in Villa Alemana, Chile. Top 10 Elo average was 1728, and top seed was Felipe Arevalo Shuttleton (🇨🇱 CHI, 1920).
Benjamin Rivadeneira Maturana (🇨🇱 CHI, 1810) won with 4.5/6, ahead of Felipe Arevalo Shuttleton (4.0) and Pablo Ojeda Meneses (3.5). Rivadeneira Maturana shared the lead from round 5 and broke clear in the final round.
The biggest upset came in round 5: Rodrigo Saavedra Garcia (1719) beat Felipe Arevalo Shuttleton (1920), a +201-point gap.
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How it unfolded
Top 6 · 6 roundsBenjamin Rivadeneira Maturana led from R6; +0.5-point edge over the runner-up.
Benjamin Rivadeneira Maturana takes the sole lead (4.5/6).
Benjamin Rivadeneira Maturana drew with Felipe Arevalo Shuttleton (White).
Key matchups · top 4
Head-to-head between the four finishers| Player | 1 | 2 | 3 | 4 |
|---|---|---|---|---|
| 1Benjamin Rivadeneira Maturana | * | ½ | 0 | 1 |
| 2Felipe Arevalo Shuttleton | ½ | * | ½ | 1 |
| 3Pablo Ojeda Meneses | 1 | ½ | * | 0 |
| 4Renato Alberto Mendoza Rivers | 0 | 0 | 1 | * |
Grille américaine
| # | Player | Elo | Fed | R1 | R2 | R3 | R4 | R5 | R6 | Pts | Bu C1 | Bu | SB | Perf | Δ |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Rivadeneira Maturana, Benjamin | 1810 | CHI | +10B | −3N | +4B | =2B | +6N | +9N | 4.5 | 15.0 | 15.0 | 9.50 | 1935 | +38.4 |
| 2 | Arevalo Shuttleton, Felipe | 1920 | CHI | +9B | +6N | =3B | =1N | −5N | +4B | 4.0 | 17.5 | 18.5 | 11.50 | 1854 | -8.6 |
| 3 | Ojeda Meneses, Pablo | 1837 | CHI | +7N | +1B | =2N | +8B | −4N | −5B | 3.5 | 17.0 | 18.5 | 10.00 | 1803 | -4.4 |
| 4 | Mendoza Rivers, Renato Alberto | 1723 | CHI | =8N | +5B | −1N | +7B | +3B | −2N | 3.5 | 17.0 | 18.5 | 9.25 | 1822 | +32.4 |
| 5 | Saavedra Garcia, Rodrigo | 1719 | CHI | −6B | −4N | F | +9N | +2B | +3N | 3.0 | 15.0 | 15.0 | 8.50 | 1825 | +14.4 |
| 6 | Belmar Obreque, Jorge | 1600 | CHI | +5N | −2B | +8N | F | −1B | +7N | 3.0 | 15.0 | 15.0 | 6.50 | 1822 | +57.6 |
| 7 | Ros Rodriguez, Jorge | 1685 | CHI | −3B | +10N | −9B | −4N | +8N | −6B | 2.0 | 12.5 | 12.5 | 1.50 | 1566 | -38.4 |
| 8 | Rey Mir, Mauricio Ignacio | 1617 | CHI | =4B | +9N | −6B | −3N | −7B | F | 1.5 | 13.0 | 13.0 | 2.75 | 1557 | -16.4 |
| 9 | Cartes Lagos, Gabriel | 1685 | CHI | −2N | −8B | +7N | −5B | F | −1B | 1.0 | 15.0 | 15.0 | 2.00 | 1510 | -43.2 |
| 10 | Tricot Wong, Francisco | 1683 | CHI | −1N | −7B | F | F | F | F | 0.0 | 6.5 | 6.5 | 0.00 | 948 | -16.6 |
Key insights
Biggest movers and upsets — the story behind the numbers.
- 1Belmar Obreque, JorgeCHI+57.63.0 pts · #6
- 2Rivadeneira Maturana, BenjaminCHI+38.44.5 pts · #1
- 3Mendoza Rivers, Renato AlbertoCHI+32.43.5 pts · #4
- 1Cartes Lagos, GabrielCHI-43.21.0 pts · #9
- 2Ros Rodriguez, JorgeCHI-38.42.0 pts · #7
- 3Tricot Wong, FranciscoCHI-16.60.0 pts · #10
- R5+201 Elo gap
- R1+119 Elo gap
- R6+118 Elo gap