LXXI Campeonato Nacional e Internacional Abierto Mexicano de Ajedrez. Sub 14 Fem
Open SwissStandard
39 players participated in this 7-round tournament, held from 01 Apr 2026 to 05 Apr 2026 in QRO, Queretaro, Mexico. Top 10 Elo average was 1640, and top seed was Daniela Ordonez Alarcon (🇲🇽 MEX, 1791).
Antia Vazquez Sanchez (🇲🇽 MEX, 1657) won with 6.0/7, ahead of Victoria Galvan Anguiano (6.0) and Daniela Ordonez Alarcon (5.5). Vazquez Sanchez shared the lead from round 1, winning on tie-break.
The biggest upset came in round 2: Layla Constanza Bravo Alvarez (1435) beat Gema Zophiel Trujillo Guzman (1569), a +134-point gap.
Location
🇲🇽QRO, Queretaro, Mexico
Dates
01 Apr 2026 → 05 Apr 2026
Time control
Standard: 90 minutes with 30 second increment from move 1
System
Swiss · 7 rounds
Federations · 1 represented
🇲🇽Mexico×29
Top 3
- 🥇
- 🥈
- 🥉
How it unfolded
Top 6 · 7 roundsTight race until R4; 2 players tied at 6.0/7, decided on Buchholz.
Co-leaders
19
10
2
1
1
1
2
R4–R7 · LEAD HELD
Antia Vazquez Sanchez held the sole lead from R4 through R7 without losing it.
R7 · TIEBREAK CLUSTER
2 players finish on 6.0/7. Vazquez Sanchez takes the title on Buchholz Cut1 (29.0).
R4 · HEAD-TO-HEAD · WINNER VS 2ND
Antia Vazquez Sanchez beat Victoria Galvan Anguiano (White).
Key matchups · top 4
Head-to-head between the four finishers| Player | 1 | 2 | 3 | 4 |
|---|---|---|---|---|
| 1Antia Vazquez Sanchez | * | 1 | 0 | — |
| 2Victoria Galvan Anguiano | 0 | * | — | 1 |
| 3Daniela Ordonez Alarcon | 1 | — | * | ½ |
| 4Zyanya Ainara Medina Lozada | — | 0 | ½ | * |
Grille américaine
| # | Player | Elo | Fed | R1 | R2 | R3 | R4 | R5 | R6 | R7 | Pts | Bu C1 | Bu | SB | Perf | Δ |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Vazquez Sanchez, Antia | 1657 | MEX | +23N | +21B | +6N | +2B | +9N | +8B | −3N | 6.0 | 29.0 | 32.0 | 26.50 | 1883 | +64.8 |
| 2 | Galvan Anguiano, Victoria | 1628 | MEX | +17B | +11N | +15B | −1N | +13B | +5N | +9B | 6.0 | 28.0 | 32.0 | 26.00 | 1781 | +24.4 |
| 3 | Ordonez Alarcon, Daniela | 1791 | MEX | +32B | +18N | =4B | =5N | +15B | =14N | +1B | 5.5 | 28.0 | 30.5 | 23.50 | 1752 | -8.4 |
| 4 | Ramirez Ramirez, Estrella Alessan | 1612 | MEX | +10N | +26B | =3N | +7B | −8N | =12B | +13N | 5.0 | 27.5 | 30.5 | 21.25 | 1653 | +11.6 |
| 5 | Medina Lozada, Zyanya Ainara | 1631 | MEX | +30N | +20B | =12N | =3B | +23N | −2B | +8N | 5.0 | 26.5 | 29.0 | 18.25 | 1680 | +16.0 |
| 6 | Morales De Leon, Ana Lucia | 1565 | MEX | +28B | +13N | −1B | −8N | +24N | +23B | +12N | 5.0 | 24.5 | 27.5 | 17.00 | 1509 | -12.4 |
| 7 | Montoya Perez, Zirel | 1645 | MEX | +29B | +24N | =8B | −4N | =20N | +26B | +14B | 5.0 | 23.0 | 26.0 | 17.00 | 1591 | -13.2 |
| 8 | Dominguez Perez, Ximena | 1501 | MEX | +34N | +27B | =7N | +6B | +4B | −1N | −5B | 4.5 | 29.0 | 31.0 | 17.50 | 1622 | +32.8 |
| 9 | Manzano Vera, Ana Sofia | 1679 | MEX | =31N | +16B | +25N | +12B | −1B | +20N | −2N | 4.5 | 26.5 | 29.0 | 15.75 | 1635 | -10.0 |
| 10 | Hernandez Guerrero, Isabel | 1532 | MEX | −4B | +36N | =11B | +18N | −14B | +22N | +20B | 4.5 | 24.5 | 25.5 | 14.25 | 1549 | +3.6 |
| 11 | Calderon Gordillo, Liah Nicole | 0 | MEX | +?N | −2B | =10N | +31B | −12N | +30B | +25N | 4.5 | 22.5 | 22.5 | 10.25 | 1438 | 0.0 |
| 12 | Bravo Alvarez, Layla Constanza | 1435 | MEX | +33B | +14N | =5B | −9N | +11B | =4N | −6B | 4.0 | 28.0 | 30.0 | 15.50 | 1539 | +25.6 |
| 13 | Romero Rosas, Stephanie Danile | 0 | MEX | +16N | −6B | +26N | +24B | −2N | +31B | −4B | 4.0 | 26.0 | 28.5 | 12.50 | 1502 | 0.0 |
| 14 | Trujillo Guzman, Gema Zophiel | 1569 | MEX | +37N | −12B | +31N | =30B | +10N | =3B | −7N | 4.0 | 24.0 | 24.5 | 11.50 | 1509 | -17.6 |
| 15 | FIDE 29649897 | 0 | — | +?B | +22N | −2N | +33B | −3N | +25B | −16N | 4.0 | 24.0 | 24.0 | 8.50 | 881 | 0.0 |
| 16 | Rosales Flores, Nayla Belem | 1624 | MEX | −13B | −9N | F | +27B | +30N | +19N | +15B | 4.0 | 22.0 | 22.0 | 13.50 | 1706 | +13.2 |
| 17 | Rangel Guzman, Barbara | 0 | MEX | −2N | +34B | +21N | −20B | −26N | +33B | +30N | 4.0 | 20.5 | 22.5 | 10.00 | 1525 | 0.0 |
| 18 | Chevanier Murillo, Sonia | 1544 | MEX | +38N | −3B | −30N | −10B | +34N | +27B | +28N | 4.0 | 20.5 | 20.5 | 8.00 | 809 | -50.8 |
| 19 | Montoya Medina, Ana Sofia | 1561 | MEX | −27N | −31B | +38N | +34B | +33N | −16B | +23N | 4.0 | 16.5 | 16.5 | 7.00 | 824 | -16.4 |
| 20 | Olvera Salinas, Violeta | 1470 | MEX | +35B | −5N | +29B | +17N | =7B | −9B | −10N | 3.5 | 26.0 | 27.5 | 11.00 | 1300 | -28.0 |
| 21 | Plaza Castro, Hannah | 1498 | MEX | +39B | −1N | −17B | +28N | =22B | −24N | +32B | 3.5 | 22.0 | 22.0 | 7.25 | 749 | -34.8 |
| 22 | Munoz Pena, Samantha | 0 | MEX | +25N | −15B | +37N | −23B | =21N | −10B | +31N | 3.5 | 20.5 | 21.0 | 7.75 | 1322 | 0.0 |
| 23 | Jose Romano, Valeria Fernanda | 0 | MEX | −1B | +39N | +28B | +22N | −5B | −6N | −19B | 3.0 | 26.5 | 26.5 | 6.50 | 804 | 0.0 |
| 24 | Carro Vera, Valentina | 1441 | MEX | F | −7B | +27N | −13N | −6B | +21B | +26N | 3.0 | 23.5 | 23.5 | 9.50 | 1444 | +0.4 |
| 25 | Garcia Lopez, Keila | 0 | MEX | −22B | +?N | −9B | +29N | +32B | −15N | −11B | 3.0 | 22.0 | 22.0 | 5.50 | 879 | 0.0 |
| 26 | Palma Geraldo, Jazmin Getzemani | 0 | MEX | +36B | −4N | −13B | +?N | +17B | −7N | −24B | 3.0 | 22.0 | 22.0 | 5.00 | 766 | 0.0 |
| 27 | Aguilar Calderon, Luna Elizabeth | 0 | MEX | +19B | −8N | −24B | −16N | +?B | −18N | +35N | 3.0 | 21.0 | 21.0 | 5.50 | 1294 | 0.0 |
| 28 | Gomez Vasquez, Yanira Guadalupe | 0 | MEX | −6N | +?B | −23N | −21B | +38B | +?N | −18B | 3.0 | 15.5 | 15.5 | 0.00 | 736 | 0.0 |
| 29 | FIDE 550025040 | 0 | — | −7N | +38B | −20N | −25B | −31N | +?B | +36N | 3.0 | 15.0 | 15.0 | 1.00 | 758 | 0.0 |
| 30 | Macieja, Sofi Alejandra | 1504 | MEX | −5B | +35N | +18B | =14N | −16B | −11N | −17B | 2.5 | 25.5 | 27.0 | 7.50 | 1505 | -0.8 |
| 31 | FIDE 550025139 | 0 | — | =9B | +19N | −14B | −11N | +29B | −13N | −22B | 2.5 | 24.5 | 27.5 | 9.25 | 1603 | 0.0 |
| 32 | FIDE 550025066 | 0 | — | −3N | +37B | −33N | +36B | −25N | =35B | −21N | 2.5 | 16.5 | 17.0 | 2.25 | 845 | 0.0 |
| 33 | FIDE 550025112 | 0 | — | −12N | F | +32B | −15N | −19B | −17N | +?B | 2.0 | 18.5 | 18.5 | 2.50 | 698 | 0.0 |
| 34 | FIDE 29694841 | 0 | — | −8B | −17N | +35B | −19N | −18B | +38N | F | 2.0 | 18.0 | 18.0 | 1.50 | 735 | 0.0 |
| 35 | Ramon Gutierrez, Hannia | 0 | MEX | −20N | −30B | −34N | +37B | F | =32N | −27B | 1.5 | 14.0 | 14.0 | 1.75 | 687 | 0.0 |
| 36 | FIDE 550025082 | 0 | — | −26N | −10B | F | −32N | −?B | +37N | −29B | 1.0 | 13.5 | 13.5 | 0.50 | 732 | 0.0 |
| 37 | FIDE 550025104 | 0 | — | −14B | −32N | −22B | −35N | F | −36B | =?N | 0.5 | 12.5 | 12.5 | 0.00 | 769 | 0.0 |
| 38 | FIDE 29656184 | 0 | — | −18B | −29N | −19B | F | −28N | −34B | F | 0.0 | 16.0 | 16.0 | 0.00 | 753 | 0.0 |
| 39 | FIDE 550025120 | 0 | — | −21N | −23B | F | F | F | F | F | 0.0 | 12.0 | 12.0 | 0.00 | 698 | 0.0 |
Key insights
Biggest movers and upsets — the story behind the numbers.
Top rating gainers
- 1Vazquez Sanchez, AntiaMEX+64.86.0 pts · #1
- 2Dominguez Perez, XimenaMEX+32.84.5 pts · #7
- 3Bravo Alvarez, Layla ConstanzaMEX+25.64.0 pts · #11
Top rating losers
- 1Chevanier Murillo, SoniaMEX-50.84.0 pts · #27
- 2Plaza Castro, HannahMEX-34.83.5 pts · #34
- 3Olvera Salinas, VioletaMEX-28.03.5 pts · #22
Biggest upsets
- R2+134 Elo gap
- R5+111 Elo gap