Player profile

Mateos Lopez, Jennifer Kas

Standard: 1811 Rapid: 1714 Blitz: 1733 (last updated 2026-11-02)

FIDE ID: 5125189 (view FIDE profile)

Federation: MEX Sex: F Birth Year: 2003 Age: 23

Title: — Women's title: — Other title: — FOA title: —

Games: 28 Wins: 13 (46%) Draws: 4 (14%) Losses: 11 (39%)

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Dossier

24 of 28 games analyzed.

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Openings

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As White 13 games 7W 3D 3L

Trompowsky Attack 5 games 3W 1D 1L

(unspecified) 5 games 3W 1D 1L

Queen's Pawn Game 4 games 2W 1D 1L

Levitsky Attack 3 games 1W 1D 1L

(unspecified) 3 games 1W 1D 1L

Modern Defense 1 game 1W 0D 0L

(unspecified) 1 game 1W 0D 0L

Italian Game 1 game 1W 0D 0L

Two Knights Defense 1 game 1W 0D 0L

(unspecified) 1 game 1W 0D 0L

Benoni Defense 1 game 0W 1D 0L

Benoni Gambit Accepted 1 game 0W 1D 0L

(unspecified) 1 game 0W 1D 0L

Caro-Kann Defense 1 game 1W 0D 0L

Exchange Variation 1 game 1W 0D 0L

(unspecified) 1 game 1W 0D 0L

Modern Defense 1 game 0W 0D 1L

(unspecified) 1 game 0W 0D 1L

As Black 15 games 6W 1D 8L

Scandinavian Defense 6 games 2W 0D 4L

Marshall Variation 3 games 0W 0D 3L

(unspecified) 3 games 0W 0D 3L

Portuguese Gambit 1 game 0W 0D 1L

Classical Variation 1 game 0W 0D 1L

(unspecified) 1 game 1W 0D 0L

Modern Variation 1 game 1W 0D 0L

(unspecified) 1 game 1W 0D 0L

Queen's Pawn Game 4 games 2W 0D 2L

Zukertort Variation 2 games 0W 0D 2L

(unspecified) 2 games 0W 0D 2L

Accelerated London System 1 game 1W 0D 0L

(unspecified) 1 game 1W 0D 0L

Italian Game 2 games 1W 0D 1L

Classical Variation 1 game 1W 0D 0L

Giuoco Pianissimo 1 game 1W 0D 0L

Evans Gambit 1 game 0W 0D 1L

McDonnell Defense 1 game 0W 0D 1L

Dutch Defense 1 game 0W 1D 0L

Stonewall Variation 1 game 0W 1D 0L

(unspecified) 1 game 0W 1D 0L

Nimzo-Larsen Attack 1 game 0W 0D 1L

Modern Variation 1 game 0W 0D 1L

(unspecified) 1 game 0W 0D 1L

Hungarian Opening 1 game 1W 0D 0L

(unspecified) 1 game 1W 0D 0L

Blunders Top 4 of 137

This player's costliest moves in analyzed games. Can you find the winning move?

2025.10.27 · 48... Qxf6 (−47.5% win chance) 1-0

Mateos Lopez, Jennifer Kas

Benito De Leo, Estefania

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2025.10.29 · 35. Qg4 (−45.5% win chance) 0-1

Jarillo Gonzalez, Andrea Paulina

Mateos Lopez, Jennifer Kas

Engine View game

2025.10.29 · 33... Qb3 (−36.5% win chance) 1-0

Mateos Lopez, Jennifer Kas

Atlas Rojas, Lucia Belen

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2025.10.29 · 30. Qb4 (−35.3% win chance) 1-0

Santiago Martinez, Citlali

Mateos Lopez, Jennifer Kas

Engine View game

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Games Showing all 28 games

Date	Event	Round	Opponent	Result	Accuracy %	First moves
2026.10.04	Round 7: Carrillo Basaldua, Alberto - Mateos Lopez, Jennifer Kas	7.37	2026.10.04 Carrillo Basaldua, Alberto (5133343) (1824)	0	80.70%	1. d4 d5 2. Nf3 f5 3. Bg5 Nf6
2026.10.04	Round 6: Brito De La O, Ricardo Gael - Mateos Lopez, Jennifer Kas	6.35	2026.10.04 Brito De La O, Ricardo Gael (5193400) (1755)	½	94.40%	1. d4 d5 2. Nf3 f5 3. g3 Nf6
2026.10.04	Round 5: Mateos Lopez, Jennifer Kas - Perez Alejos, Edgar Antonio	5.37	2026.10.04 Perez Alejos, Edgar Antonio (550001612) (1752)	½	89.40%	1. d4 Nf6 2. Bg5 c6 3. Bxf6 exf6
2026.10.03	Round 4: Pille Cruz, Juan Luis - Mateos Lopez, Jennifer Kas	4.37	2026.10.03 Pille Cruz, Juan Luis (5188059) (1796)	1	81.40%	1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5
2026.10.03	Round 3: Mateos Lopez, Jennifer Kas - Martinez Nestor, Ian Marco	3.36	2026.10.03 Martinez Nestor, Ian Marco (29699517) (1833)	1	84.70%	1. d4 Nf6 2. Bg5 c6 3. Bxf6 gxf6
2026.05.08	Round 4: Olea Valle, Scarlett Daniela - Mateos Lopez, Jennifer Kas	4.5	2026.05.08 Olea Valle, Scarlett Daniela (5166500) (2043)	0	79.90%	1. e4 d5 2. exd5 Nf6 3. d4 Nxd5
2026.05.07	Round 6: Ortega Beltran, Ximena - Mateos Lopez, Jennifer Kas	6.6	2026.05.07 Ortega Beltran, Ximena (5125090) (1841)	0	80.80%	1. b3 e5 2. Bb2 Nc6 3. c4 Nf6
2026.05.07	Round 4: Mukul Aldana, Daniela Maria - Mateos Lopez, Jennifer Kas	4.6	2026.05.07 Mukul Aldana, Daniela Maria (5128145) (1820)	0	87.70%	1. e4 d5 2. exd5 Nf6 3. d4 Bg4
2026.05.07	Round 2: Aguilar Sanchez, Citlalli Genoveva - Mateos Lopez, Jennifer Kas	2.6	2026.05.07 Aguilar Sanchez, Citlalli Genoveva (5119502) (1707)	0	85.90%	1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5
2026.05.06	Round 5: Huerta Osorno, Erin - Mateos Lopez, Jennifer Kas	5.2	2026.05.06 Huerta Osorno, Erin (5128129) (1815)	1	94.50%	1. g3 e5 2. Bg2 d5 3. d3 Nf6
2026.05.05	Round 4: Mateos Lopez, Jennifer Kas - Olea Valle, Scarlett Daniela	4.3	2026.05.05 Olea Valle, Scarlett Daniela (5166500) (2043)	1	83.00%	1. d4 g6 2. Bg5 Bg7 3. e3 d5
2026.05.05	Round 3: Mateos Lopez, Jennifer Kas - Aguilar Sanchez, Citlalli Genoveva	3.6	2026.05.05 Aguilar Sanchez, Citlalli Genoveva (5119502) (1707)	1	79.90%	1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6
2026.05.04	Round 6: Mateos Lopez, Jennifer Kas - Ortega Beltran, Ximena	6.1	2026.05.04 Ortega Beltran, Ximena (5125090) (1841)	½	85.40%	1. d4 c5 2. dxc5 Nc6 3. Nf3 Nf6
2025.10.30	Round 6: Mateos Lopez, Jennifer Kas - Benito De Leo, Estefania	6.3	2025.10.30 Benito De Leo, Estefania (5135311) (1740)	0	-	1. d4 Nf6 2. Bg5 Ne4 3. h3 c5
2025.10.29	Round 5: Mateos Lopez, Jennifer Kas - Santiago Martinez, Citlali	5.3	2025.10.29 Santiago Martinez, Citlali (5139953) (1879)	1	78.70%	1. d4 Nf6 2. Bg5 d6 3. Bxf6 exf6
2025.10.29	Round 4: Lunar Villaman, Sofia - Mateos Lopez, Jennifer Kas	4.8	2025.10.29 Lunar Villaman, Sofia (5141656) (1552)	1	-	1. d4 d5 2. Bf4 f5 3. Nf3 Nf6
2025.10.29	Round 3: Mateos Lopez, Jennifer Kas - Jarillo Gonzalez, Andrea Paulina	3.6	2025.10.29 Jarillo Gonzalez, Andrea Paulina (5170613) (1735)	0	75.80%	1. d4 d5 2. Bg5 Nd7 3. e3 Ngf6
2025.10.29	Round 2: Atlas Rojas, Lucia Belen - Mateos Lopez, Jennifer Kas	2.10	2025.10.29 Atlas Rojas, Lucia Belen (550011464)	0	79.40%	1. d4 d5 2. Nf3 f5 3. Bf4 Nf6
2025.10.29	Round 1: Mateos Lopez, Jennifer Kas - Vielka Natalia Vazquez Sainz	1.11	2025.10.29 Vielka Natalia Vazquez Sainz	1	92.90%	1. d4 c6 2. e4 d5 3. exd5 cxd5
2025.10.29	Round 6: Mateos Lopez, Jennifer Kas - Padilla Lira, Linda Sofia	6.10	2025.10.29 Padilla Lira, Linda Sofia (29602874) (1504)	1	93.40%	1. d4 Nf6 2. Bg5 h6 3. Bxf6 exf6
2025.10.29	Round 5: Cabrera Bautista, Valeria Fernanda - Mateos Lopez, Jennifer Kas	5.6	2025.10.29 Cabrera Bautista, Valeria Fernanda (5133904) (1720)	0	85.80%	1. e4 d5 2. exd5 Nf6 3. d4 Nxd5
2025.10.29	Round 4: Mateos Lopez, Jennifer Kas - Atlas Rojas, Lucia Belen	4.12	2025.10.29 Atlas Rojas, Lucia Belen (550011464)	1	98.80%	1. d4 d5 2. Bg5 Nc6 3. e3 g6
2025.10.29	Round 3: Casillas Martinez, Arwen Judith - Mateos Lopez, Jennifer Kas	3.12	2025.10.29 Casillas Martinez, Arwen Judith (29651581)	1	92.40%	1. e4 d5 2. e5 c5 3. Nc3 Nc6
2025.10.28	Round 5: Mateos Lopez, Jennifer Kas - Avila Cisneros, Bertha Isabel	5.7	2025.10.28 Avila Cisneros, Bertha Isabel (5130255) (1613)	0	82.40%	1. d4 g6 2. e4 Bg7 3. c3 d6
2025.10.27	Round 4: Benito De Leo, Estefania - Mateos Lopez, Jennifer Kas	4.3	2025.10.27 Benito De Leo, Estefania (5135311) (1806)	0	81.80%	1. e4 d5 2. exd5 Nf6 3. d4 Nxd5
2025.10.27	Round 3: Rivera Campos, Yhajaira Ayaleth - Mateos Lopez, Jennifer Kas	3.7	2025.10.27 Rivera Campos, Yhajaira Ayaleth (5136822) (1645)	1	97.10%	1. e4 d5 2. exd5 Nf6 3. Bc4 Nxd5
2025.10.26	Round 2: Mateos Lopez, Jennifer Kas - Loyola Vazquez, Andrea Georgina	2.8	2025.10.26 Loyola Vazquez, Andrea Georgina (29661021)	½	-	1. d4 d5 2. Bg5 Nf6 3. Bxf6 exf6
2025.10.26	Round 1: Martinez Valencia, Leslie Valent - Mateos Lopez, Jennifer Kas	1.8	2025.10.26 Martinez Valencia, Leslie Valent (5149940)	1	-	1. d4 d5 2. e3 f5 3. Bd3 Nf6