CChessStats

Zonal Occidental Femenino 2025

Round-RobinStandard

10 players participated in this 9-round tournament, held from 03 Nov 2025 to 11 Nov 2025 in Pinar del Rio, Cuba. 3 titled players. Top 10 Elo average was 1917, and top seed was Ivette Catala Matienzo (🇨🇺 CUB, WFM, 2077).

Dexnisi Del Rosario Silva (🇨🇺 CUB, 2014) won with 7.5/9, ahead of Aliett Valdes Boza (7.0) and Sheila Suarez Castillo (5.5). Del Rosario Silva shared the lead from round 7 and won solo starting round 8.

The biggest upset came in round 9: Luisa Maria Serrano Lopez (1589) beat Ivette Catala Matienzo (WFM, 2077), a +488-point gap.

Location
🇨🇺Pinar del Rio, Cuba
Dates
03 Nov 2025 → 11 Nov 2025
Time control
Standard: 90 minutes with 30 second increment from move 1
System
Round-robin · 9 rounds
Top seed
🇨🇺WFMIvette Catala Matienzo2077
Avg top 10
1,917
Participants
10
Titled players · 3
WFM×3
Federations · 1 represented
🇨🇺Cuba×10
Top 3

How it unfolded

Top 10 · 9 rounds

Dexnisi Del Rosario Silva led from R2 onwards, the runner-up race stayed tight.

Co-leaders
5
1
2
1
1
1
2
1
1
#1#2#5#10R1R2R3R4R5R6R7R8R9Suarez Castillo takes leadDel Rosario Silva takes lead
R4 · LEADER CHANGE06 Nov

Sheila Suarez Castillo takes the sole lead (3.5/4).

R2 · HEAD-TO-HEAD · WINNER VS 2ND

Dexnisi Del Rosario Silva beat WFM Aliett Valdes Boza (Black).

WIN STREAKS · 3 top finishers

Dexnisi Del Rosario Silva 5 wins (R5–R9)WFM Aliett Valdes Boza 7 wins (R3–R9)Sheila Suarez Castillo 4 wins (R3–R6)

Cross-table

#PlayerElo12345678910PtsSBBhΔ EloPerf
1🇨🇺Del Rosario Silva, Dexnisi2014*101½111117.525.7533.5+38.82182
2🇨🇺WFMValdes Boza, Aliett20430*111101117.023.5034.0+44.42129
3🇨🇺Suarez Castillo, Sheila191210*10½1115.519.7535.5+62.42050
4🇨🇺WFMCatala Matienzo, Ivette2077000*1110115.014.0036.0-25.21953
6🇨🇺Santana Ovalle, Lauren Sofia2060½010*01114.514.2536.5-38.41943
5🇨🇺Zuaznabal Duarte, Haden202200½01*1114.512.2536.5-24.01943
7🇨🇺WFMReyes Avila, Susej1796010000*113.09.0038.0+5.21837
8🇨🇺Serrano Lopez, Luisa Maria15890001000*012.05.0039.0+30.81704
9🇨🇺Luis Alvarez, Isabela19870001*12.02.0039.0-42.01807
10🇨🇺Baez Ravelo, Maria Karla1672000000000*0.00.0041.0-70.81144

Key insights

Biggest movers and upsets — the story behind the numbers.

Top rating gainers
Top rating losers
Biggest upsets