Jueves Clasico
16 players participated in this 5-round tournament, held from 02 Oct 2025 to 30 Oct 2025 in Carolina, Puerto Rico. 2 titled players. Top 10 Elo average was 1811, and top seed was Gabriel Pinales Roussel (🇵🇷 PUR, CM, 1978).
Doan Santiago Izquierdo (🇵🇷 PUR, 1890) won with 3.5/5, ahead of Louis E. Carrion Perez (3.0) and Jose A. Lopez Rivera (3.0). Santiago Izquierdo clinched sole first place in the final round.
The biggest upset came in round 4: Erwin S. Kiess Alfonso (1583) beat Juan R. Padin Rivera (1860), a +277-point gap.
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How it unfolded
Top 6 · 5 roundsDoan Santiago Izquierdo led from R3; +0.5-point edge over the runner-up.
Louis E. Carrion Perez takes the sole lead (3.0/4).
Doan Santiago Izquierdo won 3 in a row (R2–R5).
Key matchups · top 4
Head-to-head between the four finishers| Player | 1 | 2 | 3 | 4 |
|---|---|---|---|---|
| 1Doan Santiago Izquierdo | * | — | 1 | — |
| 2Jose A. Lopez Rivera | — | * | — | ½ |
| 3Louis E. Carrion Perez | 0 | — | * | — |
| 4Eduardo A. Vera Ramirez | — | ½ | — | * |
Grille américaine
| # | Player | Elo | Fed | R1 | R2 | R3 | R4 | R5 | Pts | Bu C1 | Bu | SB | Perf | Δ |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Santiago Izquierdo, Doan | 1890 | PUR | =4N | +13B | +6B | F | +2B | 3.5 | 8.5 | 8.5 | 7.25 | 2048 | +23.6 |
| 2 | Carrion Perez, Louis E. | 1878 | PUR | +9B | =10N | =11B | +7B | −1N | 3.0 | 8.5 | 10.0 | 5.00 | 1913 | +3.4 |
| 3 | Lopez Rivera, Jose A. | 1800 | PUR | −10N | =9B | +12N | +8B | =5N | 3.0 | 7.5 | 8.5 | 5.00 | 1869 | +9.0 |
| 4 | Kiess Alfonso, Erwin S. | 1583 | PUR | =1B | −5N | +16N | +6B | −7N | 2.5 | 10.0 | 10.0 | 3.75 | 1815 | +19.4 |
| 5 | Vera Ramirez, Eduardo A. | 1881 | PUR | F | +4B | F | +9N | =3B | 2.5 | 7.0 | 7.0 | 5.50 | 1948 | +9.6 |
| 6 | Padin Rivera, Juan R. | 1860 | PUR | F | +14B | −1N | −4N | +12B | 2.0 | 8.0 | 8.0 | 2.00 | 1597 | -22.8 |
| 7 | Pinales Roussel, GabrielCM | 1978 | PUR | F | +8B | F | −2N | +4B | 2.0 | 7.5 | 7.5 | 4.50 | 1853 | -7.4 |
| 8 | Nieves Cobian, Angel | 1719 | PUR | +16B | −7N | +15B | −3N | F | 2.0 | 7.5 | 7.5 | 1.00 | 1697 | -4.4 |
| 9 | Chevere Duperoy, Roberto | 1649 | PUR | −2N | =3N | F | −5B | +14B | 1.5 | 9.5 | 10.5 | 2.50 | 1657 | -0.8 |
| 10 | Bravo Rios, Elton | 0 | PUR | +3B | =2B | F | F | F | 1.5 | 9.5 | 9.5 | 4.50 | 1859 | 0.0 |
| 11 | Deliz Orengo, Arturo | 1754 | PUR | F | +12B | =2N | F | F | 1.5 | 5.5 | 5.5 | 2.50 | 1862 | +13.2 |
| 12 | Fuentes Aledo, Jeremy | 1438 | PUR | F | −11N | −3B | +15N | −6N | 1.0 | 7.5 | 7.5 | 1.00 | 1581 | +18.0 |
| 13 | Stuart, Sean | 0 | PUR | +15B | −1N | F | −14N | F | 1.0 | 7.0 | 7.0 | 1.00 | 1542 | 0.0 |
| 14 | Vera Perez, Gabriela S.WCM | 1456 | PUR | F | −6N | F | +13B | −9N | 1.0 | 4.5 | 4.5 | 1.00 | 934 | -11.6 |
| 15 | Velez Feliciano, Vladimir | 1696 | PUR | −13N | +16B | −8N | −12B | F | 1.0 | 4.0 | 4.0 | 0.00 | 786 | -50.8 |
| 16 | Estrada Nieves, Chloe A. | 1423 | PUR | −8N | −15N | −4B | F | F | 0.0 | 6.5 | 6.5 | 0.00 | 865 | 0.0 |
Key insights
Biggest movers and upsets — the story behind the numbers.
- 1Santiago Izquierdo, DoanPUR+23.63.5 pts · #4
- 2Kiess Alfonso, Erwin S.PUR+19.42.5 pts · #9
- 3Fuentes Aledo, JeremyPUR+18.01.0 pts · #12
- 1Velez Feliciano, VladimirPUR-50.81.0 pts · #16
- 2Padin Rivera, Juan R.PUR-22.82.0 pts · #5
- 3Vera Perez, Gabriela S.WCMPUR-11.61.0 pts · #15
- R4+277 Elo gap
- R4+258 Elo gap