CChessStats

I Open Internacional de Castilla y Leon Sub 2300

Open SwissStandard

15 players participated in this 7-round tournament, held from 19 Dec 2025 to 22 Dec 2025 in Segovia, Spain. 4 titled players from 3 federations. Top 10 Elo average was 2141, and top seed was Alejandro Daniel Rumbos Garcia (🇻🇪 VEN, CM, 2250).

Gumersindo Fernandez Garcia (🇪🇸 ESP, CM, 2204) won with 5.0/7, ahead of Alejandro Daniel Rumbos Garcia (4.5) and Angel Collado Alcolado (4.0). Fernandez Garcia shared the lead from round 5 and won solo starting round 6.

The biggest upset came in round 7: Carlos Anton Ortiz (1944) beat Mario Sierra Pena (2052), a +108-point gap.

Location
🇪🇸Segovia, Spain
Dates
19 Dec 2025 → 22 Dec 2025
Time control
Standard: 90 minutes with 30 second increment from move 1
System
Swiss · 7 rounds
Top seed
🇻🇪CMAlejandro Daniel Rumbos Garcia2250
Avg top 10
2,141
Participants
15
Titled players · 4
FM×1
CM×3
Federations · 3 represented
🇪🇸Spain×12
🇻🇪Venezuela×2
FIDE (no federation)×1
Top 3

How it unfolded

Top 6 · 7 rounds

CM Gumersindo Fernandez Garcia led from R3; +0.5-point edge over the runner-up.

Co-leaders
5
1
1
1
2
1
1
23.55.57R1R2R3R4R5R6R7Fernandez Garcia takes leadRumbos Garcia takes leadFernandez Garcia takes lead
R3 · LEADER CHANGE20 Dec

CM Gumersindo Fernandez Garcia takes the sole lead (2.5/3).

R4 · HEAD-TO-HEAD · WINNER VS 2ND

CM Gumersindo Fernandez Garcia lost to CM Alejandro Daniel Rumbos Garcia (Black).

R1–R4 · WIN STREAK

CM Alejandro Daniel Rumbos Garcia won 3 in a row (R1–R4).

Key matchups · top 4

Head-to-head between the four finishers

Grille américaine

#PlayerEloFedR1R2R3R4R5R6R7PtsBu C1BuSBPerfΔ
1Fernandez Garcia, GumersindoCM2204ESP+7B=3N+10B−2N+6B+8B=4N5.020.522.013.502259+11.4
2Rumbos Garcia, Alejandro DanielCM2250VEN+9N+12BF+1B=3N−4N+6B4.519.519.513.502349+14.6
3Collado Alcolado, Angel2140ESP+14B=1B=4N=8N=2B=5N=9B4.021.522.511.752168+11.6
4Perez Gonzalez, Jose ManuelFM2169ESP+13NF=3BF+7N+2B=1B4.017.017.012.502380+26.2
5Gonzalez Pereira, Asier2114ESPFF+13B=6N=10N=3B+7N3.512.012.07.752219+14.2
6Martinez Fernandez, Raul2156ESP=15N+8BF=5B−1N+13B−2N3.017.017.05.502106-7.8
7Lopez Ruiz, Jarein2056ESP−1N+15B=12NF−4B+11N−5B2.516.517.02.752065+0.6
8Sanchez Elena, Lucia1989ESPF−6N+15B=3BF−1N+11N2.514.014.04.002115+16.6
9Kul, IvanCM2099FID−2B=11NFFF+10B=3N2.011.511.54.252095-0.4
10Anton Ortiz, Carlos1944ESPFF−1NF=5B−9N+13B1.511.511.52.752030+8.0
11Gonzalez Chapado, Dario2045ESP−12N=9B−14NF+13N−7B−8B1.510.510.52.001868-55.6
12Rodriguez Ferreiros, Andres2167ESP+11B−2N=7BFFFF1.58.58.52.752117-4.0
13Sierra Pena, Mario2052ESP−4BF−5N+15N−11B−6N−10N1.014.014.00.501804-72.0
14Ezcurra Garzo, Adrian2002ESP−3NF+11BFFFF1.08.08.01.502093+10.0
15Perdomo Araujo, Angel Eduardo2030VEN=6B−7N−8N−13BFFF0.59.09.01.501741-26.4

Key insights

Biggest movers and upsets — the story behind the numbers.

Top rating gainers
Top rating losers
Biggest upsets
I Open Internacional de Castilla y Leon Sub 2300 — Segovia, Spain | Chess Tournament Results | ChessStats