XIV Pan-American School Chess Championship 2025 STD U07 Open
13 players participated in this 9-round tournament, held from 30 Aug 2025 to 05 Sept 2025 in Florianopolis SC, Brazil. 4 federations represented. Top 10 Elo average was 949, and top seed was Milton Kael Bolanos Torres (🇪🇨 ECU, 1714).
Vitor Gabriel Felix Vilela (🇧🇷 BRA, 0) won with 7.5/9, ahead of Milton Kael Bolanos Torres (7.0) and Rodrigo Gonzales Olazo (7.0). Vilela won solo starting round 3.
The biggest upset came in round 3: Juan Eduardo Ramos Barriga (1523) beat Rodrigo Gonzales Olazo (1701), a +178-point gap.
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How it unfolded
Top 6 · 9 roundsVitor Gabriel Felix Vilela led from R3; +0.5-point edge over the runner-up.
Vitor Gabriel Felix Vilela held the sole lead from R3 through R9 without losing it.
Vitor Gabriel Felix Vilela beat Milton Kael Bolanos Torres (Black).
Vitor Gabriel Felix Vilela 3 wins (R1–R3)Milton Kael Bolanos Torres 3 wins (R7–R9)Rodrigo Gonzales Olazo 4 wins (R6–R9)
Key matchups · top 4
Head-to-head between the four finishers| Player | 1 | 2 | 3 | 4 |
|---|---|---|---|---|
| 1Vitor Gabriel Felix Vilela | * | 1 | 1 | ½ |
| 2Milton Kael Bolanos Torres | 0 | * | 0 | 1 |
| 3Rodrigo Gonzales Olazo | 0 | 1 | * | 0 |
| 4Juan Eduardo Ramos Barriga | ½ | 0 | 1 | * |
Grille américaine
| # | Player | Elo | Fed | R1 | R2 | R3 | R4 | R5 | R6 | R7 | R8 | R9 | Pts | Bu C1 | Bu | SB | Perf | Δ |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Vilela,Vitor Gabriel Felix | 0 | BRA | +12N | +8B | +2N | =4B | +3N | +7B | =9N | =5B | +10B | 7.5 | 39.5 | 40.5 | 33.25 | 1651 | 0.0 |
| 2 | Bolanos Torres, Milton Kael | 1714 | ECU | +11B | +9N | −1B | +6N | +4N | −3B | +10N | +8B | +5N | 7.0 | 40.0 | 42.0 | 27.50 | 1752 | +11.2 |
| 3 | Gonzales Olazo, Rodrigo | 1701 | PER | +5N | +7B | −4N | +10B | −1B | +2N | +6B | +12N | +11N | 7.0 | 38.5 | 39.5 | 25.50 | 1695 | +2.0 |
| 4 | Ramos Barriga, Juan Eduardo | 1523 | PER | F | +6N | +3B | =1N | −2B | +8B | +11N | +7N | +9B | 6.5 | 39.0 | 39.0 | 28.25 | 1821 | +75.6 |
| 5 | Galiano,Brand Ritian Anahue | 0 | BRA | −3B | +11N | −9B | +12B | −7N | +6N | +13B | =1N | −2B | 4.5 | 36.0 | 36.0 | 10.75 | 783 | 0.0 |
| 6 | Chavez Diaz, Kilian Yamil | 0 | PER | +8N | −4B | +7N | −2B | +10N | −5B | −3N | F | +13B | 4.0 | 36.0 | 36.0 | 11.00 | 1522 | 0.0 |
| 7 | Ortiz Contreras, Samuel | 1515 | COL | +13B | −3N | −6B | +9N | +5B | −1N | F | −4B | +12N | 4.0 | 34.0 | 34.0 | 9.00 | 1430 | -10.4 |
| 8 | Chuctaya Ayala, Mesut Adonis | 1575 | PER | −6B | −1N | +11B | +13N | +9B | −4N | +12B | −2N | F | 4.0 | 31.5 | 31.5 | 6.50 | 1433 | -22.4 |
| 9 | Aulicino, Bento Rangel Leite | 1457 | BRA | +10N | −2B | +5N | −7B | −8N | F | =1B | +13N | −4N | 3.5 | 36.5 | 36.5 | 11.25 | 771 | -56.0 |
| 10 | FIDE 3671810 | 0 | — | −9B | F | +12N | −3N | −6B | +13N | −2B | +11B | −1N | 3.0 | 32.0 | 32.0 | 3.00 | 813 | 0.0 |
| 11 | Marquato, Benicio | 0 | BRA | −2N | −5B | −8N | F | +13B | +12N | −4B | −10N | −3B | 2.0 | 33.0 | 33.0 | 1.00 | 819 | 0.0 |
| 12 | FIDE 538007746 | 0 | — | −1B | +13N | −10B | −5N | F | −11B | −8N | −3B | −7B | 1.0 | 32.0 | 32.0 | 0.00 | 784 | 0.0 |
| 13 | Girardi, Tomas De Maria | 0 | BRA | −7N | −12B | F | −8B | −11N | −10B | −5N | −9B | −6N | 0.0 | 26.0 | 26.0 | 0.00 | 707 | 0.0 |
Key insights
Biggest movers and upsets — the story behind the numbers.
- 1Ramos Barriga, Juan EduardoPER+75.66.5 pts · #2
- 2Bolanos Torres, Milton KaelECU+11.27.0 pts · #3
- 3Gonzales Olazo, RodrigoPER+2.07.0 pts · #5
- 1Aulicino, Bento Rangel LeiteBRA-56.03.5 pts · #9
- 2Chuctaya Ayala, Mesut AdonisPER-22.44.0 pts · #6
- 3Ortiz Contreras, SamuelCOL-10.44.0 pts · #7
- R3+178 Elo gap