Genios&Prodigios Tarapotinos
11 players participated in this 11-round tournament, held from 21 Oct 2025 to 30 Oct 2025 in Tarapoto, Peru. Top 10 Elo average was 836, and top seed was Antonella Chira Diaz (🇵🇪 PER, 1811).
Cesar Alejandro Aching Rengifo (🇵🇪 PER, 1717) won with 9.0/11, ahead of Antonella Chira Diaz (8.0) and Edwin Naesmith Gonzalez Inga (8.0). Aching Rengifo shared the lead from round 8 and won solo starting round 9.
The biggest upset came in round 5: Luis Octavio Chira Cordova (1532) beat Antonella Chira Diaz (1811), a +279-point gap.
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How it unfolded
Top 11 · 11 roundsCesar Alejandro Aching Rengifo led from R9 onwards, the runner-up race stayed tight. Title race converged from 4 co-leaders at R4 to 1 by R9.
Cesar Alejandro Aching Rengifo takes the sole lead (7.0/9).
Cesar Alejandro Aching Rengifo beat Edwin Naesmith Gonzalez Inga (Black).
Cesar Alejandro Aching Rengifo 8 wins (R4–R11)Edwin Naesmith Gonzalez Inga 6 wins (R1–R7)Antonella Chira Diaz 6 wins (R6–R11)
Cross-table
| # | Player | Elo | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | Pts | SB | Bh | Δ Elo | Perf |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2 | 🇵🇪Aching Rengifo, Cesar Alejandro | 1717 | * | 0 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 9.0 | 38.00 | 46.0 | +26.8 | 1821 |
| 4 | 🇵🇪Chira Diaz , Antonella | 1811 | 1 | * | 1 | 0 | 0 | 1 | 1 | 1 | 1 | 1 | 1 | 8.0 | 34.00 | 47.0 | -40.0 | 1601 |
| 1 | 🇵🇪Gonzalez Inga, Edwin Naesmith | 0 | 0 | 0 | * | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 8.0 | 30.00 | 47.0 | 0.0 | 1661 |
| 5 | 🇵🇪Linarez Pezo, Leo Sebastian | 1756 | 0 | 1 | 0 | * | 0 | 1 | 1 | 1 | 1 | 1 | 1 | 7.0 | 25.00 | 48.0 | -11.6 | 1630 |
| 3 | 🇵🇪Chira Cordova, Luis Octavio | 1532 | 0 | 1 | 0 | 1 | * | 0 | 0 | 1 | 1 | 1 | 1 | 6.0 | 22.00 | 49.0 | +41.2 | 1683 |
| 6 | 🇵🇪Gonzalez Inga, Karen Cecilia | 1548 | 0 | 0 | 0 | 0 | 1 | * | 1 | 1 | 1 | 1 | 1 | 6.0 | 17.00 | 49.0 | -16.4 | 1472 |
| 7 | 🇵🇪Flores Cardenas, Renato Enrique Josue | 0 | 0 | 0 | 0 | 0 | 1 | 0 | * | 1 | ½ | 1 | ½ | 4.0 | 11.75 | 51.0 | 0.0 | 1401 |
| 9 | 🇵🇪Saldana Guerrero, Matteo Giovanni | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | * | 1 | ½ | 1 | 2.5 | 3.50 | 52.5 | 0.0 | 841 |
| 11 | 🇵🇪Lozano Silva, Rosa Margarita | 0 | 0 | 0 | 0 | 0 | 0 | 0 | ½ | 0 | * | ½ | 1 | 2.0 | 3.50 | 53.0 | 0.0 | 841 |
| 10 | FIDE 81476655 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | ½ | ½ | * | 1 | 2.0 | 2.75 | 53.0 | 0.0 | 841 |
| 8 | FIDE 81468393 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | ½ | 0 | 0 | 0 | * | 0.5 | 2.00 | 54.5 | 0.0 | 841 |
Key insights
Biggest movers and upsets — the story behind the numbers.
- 1Chira Cordova, Luis OctavioPER+41.26.0 pts · #3
- 2Aching Rengifo, Cesar AlejandroPER+26.89.0 pts · #2
- 3Gonzalez Inga, Edwin NaesmithPER0.08.0 pts · #1
- 1Chira Diaz , AntonellaPER-40.08.0 pts · #4
- 2Gonzalez Inga, Karen CeciliaPER-16.46.0 pts · #6
- 3Linarez Pezo, Leo SebastianPER-11.67.0 pts · #5
- R5+279 Elo gap
- R7+224 Elo gap