II IRT CLASICO SUB 1800 CLUB ADASUR
28 players participated in this 6-round tournament, held from 30 Aug 2025 to 31 Aug 2025 in Lima, Peru. Top 10 Elo average was 1668, and top seed was Lennin Alfredo Chavez Bautista (🇵🇪 PER, 1797).
Cristobal Edu Quispe Sanchez (🇵🇪 PER, 1749) won with 5.5/6, ahead of Percy Eduardo Gutarra Minaya (5.0) and Geordy Villanueva Valiente (4.5). Quispe Sanchez won solo starting round 4.
The biggest upset came in round 1: Renato Manuel Fernandez Robles (1450) beat Lennin Alfredo Chavez Bautista (1797), a +347-point gap.
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How it unfolded
Top 6 · 6 roundsCristobal Edu Quispe Sanchez led from R4; +0.5-point edge over the runner-up.
Cristobal Edu Quispe Sanchez held the sole lead from R4 through R6 without losing it.
Cristobal Edu Quispe Sanchez beat Percy Eduardo Gutarra Minaya (White).
Cristobal Edu Quispe Sanchez 5 wins (R1–R5)Percy Eduardo Gutarra Minaya 3 wins (R1–R3)
Key matchups · top 4
Head-to-head between the four finishers| Player | 1 | 2 | 3 | 4 |
|---|---|---|---|---|
| 1Cristobal Edu Quispe Sanchez | * | 1 | 1 | ½ |
| 2Percy Eduardo Gutarra Minaya | 0 | * | — | — |
| 3Geordy Villanueva Valiente | 0 | — | * | — |
| 4Lennin Alfredo Chavez Bautista | ½ | — | — | * |
Grille américaine
| # | Player | Elo | Fed | R1 | R2 | R3 | R4 | R5 | R6 | Pts | Bu C1 | Bu | SB | Perf | Δ |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Quispe Sanchez, Cristobal Edu | 1749 | PER | +11B | +8N | +10B | +2B | +3N | =4N | 5.5 | 21.0 | 24.5 | 22.25 | 2040 | +65.6 |
| 2 | Gutarra Minaya, Percy Eduardo | 1658 | PER | +27N | +7B | +18B | −1N | +8B | +5N | 5.0 | 19.0 | 19.0 | 13.50 | 1786 | +26.4 |
| 3 | Villanueva Valiente, Geordy | 1714 | PER | +15N | +9B | =14N | +10B | −1B | +13N | 4.5 | 18.5 | 21.5 | 14.50 | 1798 | +26.0 |
| 4 | Chavez Bautista, Lennin Alfredo | 1797 | PER | −7N | +28B | +24N | +18B | +9N | =1B | 4.5 | 17.0 | 17.0 | 10.75 | 1702 | -16.8 |
| 5 | Urbano Pilco, Joaquin Alejandro | 1568 | PER | −21N | +26B | +22N | +7B | +13N | −2B | 4.0 | 15.5 | 16.5 | 9.50 | 1690 | +17.2 |
| 6 | Bernal Alva, Rodrigo | 1563 | PER | +22N | +19B | −13N | −9B | +15N | +14B | 4.0 | 15.0 | 17.0 | 10.50 | 1654 | +13.0 |
| 7 | Fernandez Robles, Renato Manuel | 1450 | PER | +4B | −2N | +25B | −5N | +17B | =8N | 3.5 | 20.0 | 21.0 | 10.25 | 1569 | +20.8 |
| 8 | Arotinco Pimentel, Alvaro Augusto | 1587 | PER | +24N | −1B | +21N | +14B | −2N | =7B | 3.5 | 19.0 | 21.0 | 8.75 | 1539 | -11.2 |
| 9 | Alcarraz Escalante, Marco Antonio | 1582 | PER | +25B | −3N | +16B | +6N | −4B | =18N | 3.5 | 18.5 | 19.5 | 9.25 | 1566 | -3.2 |
| 10 | Alejo Tenorio, Rivaldo Florencio | 1636 | PER | +26N | +21B | −1N | −3N | +16B | =12B | 3.5 | 18.5 | 19.5 | 7.75 | 1405 | -15.8 |
| 11 | Chavez Bautista, Ybi Ariana Alexandra | 1443 | PER | −1N | −24B | +27N | =19B | +23N | +21B | 3.5 | 14.0 | 14.0 | 5.25 | 1608 | +22.4 |
| 12 | Dergan Lobos, Ian Neyef | 1567 | PER | −17B | −20N | +23B | +25N | +22B | =10N | 3.5 | 13.0 | 14.0 | 6.75 | 1714 | +14.8 |
| 13 | Cahuaya Alpes, William Rafael | 1588 | PER | +16B | −18N | +6B | +17N | −5B | −3B | 3.0 | 18.5 | 21.0 | 10.00 | 1495 | -15.2 |
| 14 | Pena Valverde, Cleiner Andres | 1646 | PER | +20B | +17N | =3B | −8N | =19B | −6N | 3.0 | 17.5 | 20.0 | 9.00 | 1438 | -21.8 |
| 15 | Alcantara Enriquez, Nicolas Rodrigo | 1437 | PER | −3B | −16N | +26B | +20N | −6B | +22N | 3.0 | 16.0 | 17.0 | 5.50 | 839 | -19.6 |
| 16 | Cotera Cari, Jose Alfredo | 0 | PER | −13N | +15B | −9N | +21B | −10N | +19N | 3.0 | 15.5 | 17.5 | 7.50 | 1507 | 0.0 |
| 17 | Rosales Rosales, Miguel Angel | 0 | PER | +12N | −14B | +28N | −13B | −7N | +25B | 3.0 | 14.0 | 14.0 | 4.50 | 1508 | 0.0 |
| 18 | Yapuchura Avendano, Julio Cesar | 0 | PER | F | +13B | −2N | −4N | +20B | =9B | 2.5 | 18.5 | 18.5 | 7.25 | 1569 | 0.0 |
| 19 | Bustinza Sarmiento, John Santiago | 1660 | PER | +23B | −6N | =20B | =11N | =14N | −16B | 2.5 | 16.0 | 18.0 | 6.50 | 1519 | -28.4 |
| 20 | Chahua Pulido, Carlos David Adriano | 0 | PER | −14N | +12B | =19N | −15B | −18N | +27B | 2.5 | 14.5 | 14.5 | 4.75 | 1491 | 0.0 |
| 21 | Nieto Diaz, Sebastian Matias | 0 | PER | +5B | −10N | −8B | −16N | +25B | −11N | 2.0 | 17.5 | 18.5 | 5.00 | 1370 | 0.0 |
| 22 | Yanavilca Barron, Kevin Alberto | 0 | PER | −6B | +23N | −5B | +26N | −12N | −15B | 2.0 | 16.5 | 17.5 | 3.00 | 1273 | 0.0 |
| 23 | Melo Rodriguez, Gil | 1414 | PER | −19N | −22B | −12N | +27B | −11B | +26N | 2.0 | 12.5 | 12.5 | 1.00 | 760 | -37.6 |
| 24 | Espinoza Figueroa, Bryan Mathias | 0 | PER | −8B | +11N | −4B | +?N | F | F | 2.0 | 11.5 | 11.5 | 3.50 | 1487 | 0.0 |
| 25 | Ilizarbe Parillo, Ethan Gael | 0 | PER | −9N | +27B | −7N | −12B | −21N | −17N | 1.0 | 15.5 | 15.5 | 0.00 | 734 | 0.0 |
| 26 | Chavez Bautista, Fabrizio Dylan | 0 | PER | −10B | −5N | −15N | −22B | +27N | −23B | 1.0 | 14.5 | 14.5 | 0.00 | 715 | 0.0 |
| 27 | FIDE 81473885 | 0 | — | −2B | −25N | −11B | −23N | −26B | −20N | 0.0 | 14.0 | 15.0 | 0.00 | 708 | 0.0 |
| 28 | Villanueva Vergaray, Artemio | 1646 | PER | F | −4N | −17B | F | F | F | 0.0 | 7.5 | 7.5 | 0.00 | 996 | -6.0 |
Key insights
Biggest movers and upsets — the story behind the numbers.
- 1Quispe Sanchez, Cristobal EduPER+65.65.5 pts · #1
- 2Gutarra Minaya, Percy EduardoPER+26.45.0 pts · #3
- 3Villanueva Valiente, GeordyPER+26.04.5 pts · #2
- 1Melo Rodriguez, GilPER-37.62.0 pts · #25
- 2Bustinza Sarmiento, John SantiagoPER-28.42.5 pts · #9
- 3Pena Valverde, Cleiner AndresPER-21.83.0 pts · #16
- R1+347 Elo gap