"Casa del Ajedrez" - IRT Clasico Sub 2000
Open SwissStandard
51 players participated in this 6-round tournament, held from 02 Aug 2025 to 03 Aug 2025 in Lima, Peru. 7 titled players from 3 federations. Top 10 Elo average was 1896, and top seed was Pedro Garcia Toledo (🇵🇪 PER, 1974).
Leonid Yacon Anazgo Cavero (🇵🇪 PER, 1949) won with 5.0/6, ahead of Khalid Stephano Villafuerte Mamani (5.0) and Fabian Arturo Fernandez Monteza (5.0). Anazgo Cavero shared the lead from round 1, winning on tie-break.
The biggest upset came in round 1: Koharu Aize Torres Arambulo (WCM, 1528) beat Ramalia Bellaluz Vizcarra Quispe (WCM, 1843), a +315-point gap.
Location
🇵🇪Lima, Peru
Dates
02 Aug 2025 → 03 Aug 2025
Time control
Standard: 60 minutes with 30 seconds increment from move 1
System
Swiss · 6 rounds
Titled players · 7
CM×2
WFM×2
WCM×3
Federations · 3 represented
🇵🇪Peru×43
🇪🇨Ecuador×2
🇺🇸United States of America×1
Top 3
- 🥇
- 🥈
- 🥉
How it unfolded
Top 6 · 6 roundsTight race until R6; 3 players tied at 5.0/6, decided on Buchholz.
Co-leaders
15
8
4
1
2
3
Villafuerte Mamani5Anazgo Cavero5Fernandez Monteza5Suarez Chavez4.5Astoyauri De la Cruz4Salas Gonzales4
R6 · TIEBREAK CLUSTER
3 players finish on 5.0/6. Anazgo Cavero takes the title on Buchholz Cut1 (21.5).
R5 · HEAD-TO-HEAD · WINNER VS 2ND
Khalid Stephano Villafuerte Mamani drew with Leonid Yacon Anazgo Cavero (Black).
WIN STREAKS · 2 top finishers
Khalid Stephano Villafuerte Mamani 3 wins (R1–R3)Leonid Yacon Anazgo Cavero 4 wins (R1–R4)
Key matchups · top 4
Head-to-head between the four finishers| Player | 1 | 2 | 3 | 4 |
|---|---|---|---|---|
| 1Khalid Stephano Villafuerte Mamani | * | ½ | — | — |
| 2Leonid Yacon Anazgo Cavero | ½ | * | ½ | 1 |
| 3Fabian Arturo Fernandez Monteza | — | ½ | * | — |
| 4Alejandro Suarez Chavez | — | 0 | — | * |
Grille américaine
| # | Player | Elo | Fed | R1 | R2 | R3 | R4 | R5 | R6 | Pts | Bu C1 | Bu | SB | Perf | Δ |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Anazgo Cavero, Leonid Yacon | 1949 | PER | +27B | +15N | +8B | +4N | =2B | =3N | 5.0 | 21.5 | 23.5 | 18.50 | 2129 | +25.0 |
| 2 | Villafuerte Mamani, Khalid Stephano | 1888 | PER | +19B | +13N | +11B | =10N | =1N | +15B | 5.0 | 18.5 | 21.5 | 17.25 | 2070 | +25.8 |
| 3 | Fernandez Monteza, Fabian Arturo | 1859 | PER | +28B | +24N | =5B | +29N | +10B | =1B | 5.0 | 17.0 | 19.0 | 14.50 | 2052 | +56.4 |
| 4 | Suarez Chavez, Alejandro | 1859 | PER | +50N | +16B | +26N | −1B | +25B | =11N | 4.5 | 15.5 | 15.5 | 8.75 | 1944 | +22.1 |
| 5 | Salas Gonzales, David AdemarCM | 1687 | PER | +38N | +9B | =3N | −6B | =26N | +16B | 4.0 | 18.0 | 19.0 | 11.50 | 1913 | +52.8 |
| 6 | Bedoya Rosales, Luis | 1891 | PER | F | +41N | +18B | +5N | −12B | +20B | 4.0 | 15.5 | 16.5 | 11.00 | 1896 | -1.6 |
| 7 | Gaspar Guevara, DarlingWFM | 1713 | PER | +35B | −8N | +33B | −11N | +18B | +22N | 4.0 | 14.5 | 16.0 | 8.50 | 1823 | +22.4 |
| 8 | Obesso Uribe, Juan de Dios Gabriel | 1807 | PER | +49N | +7B | −1N | F | +27B | +13B | 4.0 | 14.5 | 14.5 | 9.50 | 2008 | +19.0 |
| 9 | Astoyauri De la Cruz, Fernando IsaacCM | 1851 | PER | +23B | −5N | −25B | +43N | +17B | +32N | 4.0 | 13.5 | 14.5 | 8.50 | 1782 | -22.0 |
| 10 | Benavides Conza, Diego Angelo | 1839 | PER | +41B | +25N | +22B | =2B | −3N | F | 3.5 | 18.0 | 19.0 | 8.00 | 1913 | +8.6 |
| 11 | Angeles Castillo, Bastian Missael Valentin | 1800 | PER | F | +45B | −2N | +7B | +16N | =4B | 3.5 | 17.0 | 17.0 | 9.75 | 1907 | +16.4 |
| 12 | Quispe Sanchez, Cristobal Edu | 1753 | PER | F | +14B | =36N | +17B | +6N | F | 3.5 | 15.5 | 15.5 | 11.25 | 2049 | +52.0 |
| 13 | Dongo Ccorahua, Leonardo Bruno | 1710 | PER | +39N | −2B | +40N | =26B | +22B | −8N | 3.5 | 14.5 | 15.5 | 5.50 | 1770 | +12.4 |
| 14 | Olazo Ricra, Leninka Estefany | 1626 | PER | =22B | −12N | F | +39N | +46B | +23N | 3.5 | 10.0 | 10.0 | 5.25 | 1781 | +35.6 |
| 15 | Cardenas Huachaca, Alessandro Jair | 1776 | PER | F | −1B | +21N | +24B | +20N | −2N | 3.0 | 18.5 | 18.5 | 8.50 | 1866 | +10.0 |
| 16 | Jimenez Salas, Fabiana | 1736 | PER | +40B | −4N | +19B | +27N | −11B | −5N | 3.0 | 17.0 | 18.0 | 6.00 | 1712 | -10.4 |
| 17 | Paiva Benites, Felix Raul | 1662 | PER | =37B | =33N | +23B | −12N | −9N | +28B | 3.0 | 13.5 | 15.0 | 6.00 | 1736 | +10.2 |
| 18 | Alejo Tenorio, Rivaldo Florencio | 1624 | PER | −29N | +30B | −6N | +34B | −7N | +40B | 3.0 | 13.5 | 14.5 | 4.50 | 1055 | -13.4 |
| 19 | Pinto Vera, Jesus Nabih | 1605 | PER | −2N | +34B | −16N | =47B | =31N | +30B | 3.0 | 13.5 | 14.0 | 4.75 | 1464 | -25.2 |
| 20 | Fernandez Armas, Gabriel | 1716 | PER | +34N | −29B | +45N | +36B | −15B | −6N | 3.0 | 12.0 | 12.5 | 3.50 | 1638 | -16.0 |
| 21 | Torres Arambulo, Koharu AizeWCM | 1528 | PER | +51B | −37N | −15B | +38N | +44B | F | 3.0 | 6.5 | 6.5 | 2.00 | 1847 | +21.0 |
| 22 | Angulo, Alberto | 1910 | PER | =14N | +31B | −10N | +46B | −13N | −7B | 2.5 | 16.5 | 17.0 | 4.25 | 1604 | -44.8 |
| 23 | Anchelia Anchivilca, Gabriel Jesus | 1537 | PER | −9N | +38B | −17N | +42B | =24N | −14B | 2.5 | 14.0 | 15.0 | 3.25 | 1387 | -49.2 |
| 24 | Da Cruz, Michael | 1699 | USA | F | −3B | +47N | −15N | =23B | +44N | 2.5 | 12.0 | 12.0 | 2.75 | 1664 | -3.6 |
| 25 | Valdizan Cordova, Gustavo Antonio | 1615 | PER | F | −10B | +9N | +31B | −4N | F | 2.0 | 18.0 | 20.0 | 6.00 | 1788 | +34.0 |
| 26 | Ramirez Espino, Gian Sandro | 1797 | PER | +30N | F | −4B | =13N | =5B | F | 2.0 | 16.0 | 17.0 | 5.75 | 1638 | -26.8 |
| 27 | Bao Ataucusi, Sebastian Anton | 1639 | PER | −1N | +49B | +42N | −16B | −8N | F | 2.0 | 14.5 | 14.5 | 1.00 | 1040 | -64.4 |
| 28 | Montero Ricra, Kevin Johan | 1587 | PER | −3N | +39B | F | +33N | −32B | −17N | 2.0 | 12.5 | 12.5 | 2.50 | 1534 | -10.0 |
| 29 | Beyer Lecaros, Alfredo Jose | 1906 | PER | +18B | +20N | F | −3B | F | F | 2.0 | 11.0 | 11.0 | 6.00 | 1859 | -3.0 |
| 30 | Miranda Munoz, Misael Jared | 0 | PER | −26B | −18N | =39B | +35N | =43B | −19N | 2.0 | 10.5 | 11.5 | 2.50 | 1308 | 0.0 |
| 31 | Bocanegra Reyes, Thiago Stephano | 1593 | PER | =48B | −22N | F | −25N | =19B | +38N | 2.0 | 9.0 | 9.0 | 2.75 | 1570 | -4.4 |
| 32 | Maravi Ceron, AymeWFM | 1791 | PER | F | F | F | +45B | +28N | −9B | 2.0 | 6.5 | 6.5 | 2.50 | 1727 | -8.8 |
| 33 | Dergan Lobos, Ian Neyef | 0 | PER | F | =17B | −7N | −28B | +34N | F | 1.5 | 12.5 | 12.5 | 3.00 | 1387 | -25.2 |
| 34 | Pomalaya Garcia, Liam Alejandro | 0 | PER | −20B | −19N | +41B | −18N | −33B | =45N | 1.5 | 11.5 | 12.0 | 1.25 | 838 | 0.0 |
| 35 | Salazar Valles, Lionel Alexander | 0 | PER | −7N | F | F | −30B | +42N | =43B | 1.5 | 8.0 | 8.0 | 1.50 | 1403 | 0.0 |
| 36 | Balvin, Jorge | 1680 | PER | F | +46N | =12B | −20N | F | F | 1.5 | 7.0 | 7.0 | 2.25 | 1632 | -2.4 |
| 37 | Garcia Toledo, Pedro | 1974 | PER | =17N | +21B | F | F | F | F | 1.5 | 6.0 | 6.0 | 4.50 | 1888 | -4.0 |
| 38 | FIDE 3891810 | 0 | — | −5B | −23N | F | −21B | +45N | −31B | 1.0 | 12.0 | 12.0 | 0.50 | 868 | 0.0 |
| 39 | FIDE 3894975 | 0 | — | −13B | −28N | =30N | −14B | F | =46N | 1.0 | 11.5 | 11.5 | 1.25 | 1257 | 0.0 |
| 40 | FIDE 81457413 | 0 | — | −16N | F | −13B | −44N | +41B | −18N | 1.0 | 11.5 | 11.5 | 1.00 | 885 | 0.0 |
| 41 | Castro Aguirre, Maximiliano Thiago | 0 | PER | −10N | −6B | −34N | +49B | −40N | −42B | 1.0 | 11.0 | 11.0 | 0.00 | 1075 | 0.0 |
| 42 | FIDE 81468857 | 0 | — | F | F | −27B | −23N | −35B | +41N | 1.0 | 9.0 | 9.0 | 1.00 | 960 | 0.0 |
| 43 | Ramirez Campos, Jose Luis | 1445 | PER | F | F | F | −9B | =30N | =35N | 1.0 | 7.5 | 7.5 | 1.75 | 1050 | -3.2 |
| 44 | Ramirez Nolasco, Nicolas Estefano | 1708 | PER | F | F | F | +40B | −21N | −24B | 1.0 | 6.5 | 6.5 | 1.00 | 909 | -34.8 |
| 45 | Pachacamac Gualotuna, Emily Sabina | 0 | ECU | F | −11N | −20B | −32N | −38B | =34B | 0.5 | 11.0 | 11.0 | 0.75 | 987 | 0.0 |
| 46 | Quispe Sanchez, Christopher Adrian | 1449 | PER | F | −36B | F | −22N | −14N | =39B | 0.5 | 8.5 | 8.5 | 0.50 | 901 | -22.0 |
| 47 | Tapia Mena, Juan Jose | 0 | PER | F | F | −24B | =19N | F | F | 0.5 | 5.5 | 5.5 | 1.50 | 1471 | 0.0 |
| 48 | Acuna Alarcon, Claudia MicaelaWCM | 1871 | PER | =31N | F | F | F | F | F | 0.5 | 2.0 | 2.0 | 1.00 | 1575 | -14.4 |
| 49 | FIDE 81470002 | 0 | — | −8B | −27N | F | −41N | F | F | 0.0 | 8.0 | 8.0 | 0.00 | 1046 | 0.0 |
| 50 | Pardo Oblitas, Fernando | 1556 | ECU | −4B | F | F | F | F | F | 0.0 | 7.5 | 7.5 | 0.00 | 1069 | -5.6 |
| 51 | Vizcarra Quispe, Ramalia BellaluzWCM | 1843 | PER | −21N | F | F | F | F | F | 0.0 | 3.0 | 3.0 | 0.00 | 927 | -29.2 |
Key insights
Biggest movers and upsets — the story behind the numbers.
Top rating gainers
- 1Fernandez Monteza, Fabian ArturoPER+56.45.0 pts · #3
- 2Salas Gonzales, David AdemarCMPER+52.84.0 pts · #7
- 3Quispe Sanchez, Cristobal EduPER+52.03.5 pts · #6
Top rating losers
- 1Bao Ataucusi, Sebastian AntonPER-64.42.0 pts · #41
- 2Anchelia Anchivilca, Gabriel JesusPER-49.22.5 pts · #36
- 3Angulo, AlbertoPER-44.82.5 pts · #14
Biggest upsets
- R1+315 Elo gap
- R3+236 Elo gap
- R5+200 Elo gap