Liga Uruguaya de Ajedrez 2025 Final Nacional Sub-12
Open SwissStandard
19 players participated in this 5-round tournament, held from 25 Oct 2025 to 26 Oct 2025 in Durazno, Uruguay. Top 10 Elo average was 456, and top seed was Marcos Gonzalez Prestes (🇺🇾 URU, 1640).
Marcos Gonzalez Prestes (🇺🇾 URU, 1640) won with 4.0/5, ahead of Keoma Olivera (4.0) and Juan Esquibel (4.0).
Location
🇺🇾Durazno, Uruguay
Dates
25 Oct 2025 → 26 Oct 2025
Time control
Standard: 60 minutes with 30 seconds increment from move 1
System
Swiss · 5 rounds
Federations · 1 represented
🇺🇾Uruguay×9
Top 3
- 🥇
- 🥈
- 🥉
How it unfolded
Top 6 · 5 roundsTight race until R5; 3 players tied at 4.0/5, decided on Buchholz.
Co-leaders
13
4
2
1
1
R5 · TIEBREAK CLUSTER
3 players finish on 4.0/5. Gonzalez Prestes takes the title on Buchholz Cut1 (13.5).
R1–R5 · UNBEATEN
Juan Esquibel went unbeaten across 5 games (R1–R5).
Key matchups · top 4
Head-to-head between the four finishers| Player | 1 | 2 | 3 | 4 |
|---|---|---|---|---|
| 1Juan Esquibel | * | — | ½ | — |
| 2Keoma Olivera | — | * | ½ | — |
| 3Marcos Gonzalez Prestes | ½ | ½ | * | 1 |
| 4Lucas dos Santos | — | — | 0 | * |
Grille américaine
| # | Player | Elo | Fed | R1 | R2 | R3 | R4 | R5 | Pts | Bu C1 | Bu | SB | Perf | Δ |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Gonzalez Prestes, Marcos | 1640 | URU | +8N | =3B | +12N | =2B | +4N | 4.0 | 13.5 | 15.5 | 11.50 | 1505 | -7.2 |
| 2 | Olivera, Keoma | 1508 | URU | +9B | =10N | +11B | =1N | +5B | 4.0 | 12.0 | 14.0 | 10.75 | 1718 | +22.0 |
| 3 | Esquibel, Juan | 0 | URU | +?B | =1N | +10B | +?N | =?N | 4.0 | 6.5 | 6.5 | 4.50 | 1598 | 0.0 |
| 4 | dos Santos, Lucas | 0 | URU | −?N | +?B | +?N | +?B | −1B | 3.0 | 4.0 | 4.0 | 0.00 | 1443 | 0.0 |
| 5 | Pintos, Benjamin | 0 | URU | +19N | +?B | −?N | +?B | −2N | 3.0 | 4.0 | 4.0 | 0.00 | 1398 | 0.0 |
| 6 | FIDE 3034844 | 0 | — | −?B | +?N | −?B | +17N | +13B | 3.0 | 3.0 | 3.0 | 3.00 | 699 | 0.0 |
| 7 | Paolini, Ivan | 0 | URU | +?B | +?N | +?B | −?B | −?N | 3.0 | 0.0 | 0.0 | 0.00 | 1405 | 0.0 |
| 8 | FIDE 3028445 | 0 | — | −1B | =13N | +?B | =11N | =9B | 2.5 | 10.5 | 10.5 | 3.25 | 1332 | 0.0 |
| 9 | FIDE 3037150 | 0 | — | −2N | +19B | −?N | +14B | =8N | 2.5 | 8.5 | 8.5 | 3.25 | 705 | 0.0 |
| 10 | Paipo, Sebastian | 0 | URU | F | =2B | −3N | +?B | +?N | 2.5 | 8.0 | 8.0 | 2.00 | 1508 | 0.0 |
| 11 | Lozano, Leandro | 1410 | URU | +14N | =12B | −2N | =8B | −15N | 2.0 | 10.5 | 12.5 | 4.25 | 705 | -14.8 |
| 12 | Rodriguez, Catalina | 0 | URU | +?B | =11N | −1B | =13N | −?B | 2.0 | 8.0 | 8.0 | 2.00 | 1237 | 0.0 |
| 13 | FIDE 3036200 | 0 | — | −?N | =8B | +19N | =12B | −6N | 2.0 | 7.5 | 7.5 | 2.25 | 671 | 0.0 |
| 14 | FIDE 3036855 | 0 | — | −11B | +?N | −?B | −9N | +?B | 2.0 | 4.5 | 4.5 | 0.00 | 645 | 0.0 |
| 15 | FIDE 3031381 | 0 | — | −?N | F | +17B | −?N | +11B | 2.0 | 3.0 | 3.0 | 3.00 | 1463 | 0.0 |
| 16 | FIDE 3031918 | 0 | — | −?B | −?N | +?B | =?N | −?B | 1.5 | 0.0 | 0.0 | 0.00 | 678 | 0.0 |
| 17 | FIDE 3035590 | 0 | — | +?N | −?B | −15N | −6B | −?N | 1.0 | 5.0 | 5.0 | 0.00 | 793 | 0.0 |
| 18 | FIDE 3031390 | 0 | — | F | F | F | +?N | −?B | 1.0 | 0.0 | 0.0 | 0.00 | 671 | 0.0 |
| 19 | FIDE 3036839 | 0 | — | −5B | −9N | −13B | −?N | F | 0.0 | 7.5 | 7.5 | 0.00 | 639 | 0.0 |
Key insights
Biggest movers and upsets — the story behind the numbers.
Top rating gainers
- 1Olivera, KeomaURU+22.04.0 pts · #3
- 2FIDE 30284450.02.5 pts · #9
- 3Rodriguez, CatalinaURU0.02.0 pts · #8
Top rating losers
- 1Lozano, LeandroURU-14.82.0 pts · #14
- 2Gonzalez Prestes, MarcosURU-7.24.0 pts · #10
- 3FIDE 30284450.02.5 pts · #9