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Cordero Medrano, Dennis Matheus

Standard: 1789 Rapid: 1743 Blitz: 1825 (last updated 2026-11-02)
FIDE ID: 7308159 (view FIDE profile)
Federation: GUA Sex: M Birth Year: 2011 Age: 15
Title: — Women's title: — Other title: — FOA title: —
Games: 25 Wins: 11 (44%) Draws: 5 (20%) Losses: 9 (36%)
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Dossier

20 of 25 games analyzed.

Accuracy: 88%
Opened e4: 9/11Opened Nf3: 1/11Opened d4: 1/11
Same-side castling: 16Castled kingside: 15Castled queenside: 4Opposite-side castling: 3Did not castle: 1
Played on the kingside: 7Played in the center: 6Fianchettoed kingside: 4Fianchettoed queenside: 3Played on the queenside: 3
Backward pawn: 12Active pieces: 11Space advantage: 10Isolated pawn: 9Initiated exchanges: 9Avoided exchanges: 8Kept the bishop pair: 8Missed tactics: 8Sacrificed material: 7Played gambits: 2
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Openings

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As White 13 games 6W 4D 3L
Sicilian Defense 5 games 4W 1D 0L
Delayed Alapin Variation 1 game 1W 0D 0L
with d6 1 game 1W 0D 0L
O'Kelly Variation 1 game 0W 1D 0L
Réti System 1 game 0W 1D 0L
Najdorf Variation 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
Accelerated Dragon 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
Lasker-Pelikan Variation 1 game 1W 0D 0L
Retreat Variation 1 game 1W 0D 0L
Caro-Kann Defense 2 games 1W 0D 1L
Advance Variation 2 games 1W 0D 1L
Botvinnik-Carls Defense 2 games 1W 0D 1L
Catalan Opening 1 game 1W 0D 0L
Closed 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
King's Indian Defense 1 game 0W 1D 0L
Pomar System 1 game 0W 1D 0L
(unspecified) 1 game 0W 1D 0L
Italian Game 1 game 0W 1D 0L
Classical Variation 1 game 0W 1D 0L
Giuoco Pianissimo, with a6 1 game 0W 1D 0L
Owen Defense 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
Modern Defense 1 game 0W 1D 0L
Standard Defense 1 game 0W 1D 0L
(unspecified) 1 game 0W 1D 0L
Philidor Defense 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
As Black 12 games 5W 1D 6L
French Defense 4 games 2W 1D 1L
Steinitz Variation 1 game 0W 1D 0L
Boleslavsky Variation 1 game 0W 1D 0L
Wing Gambit 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
Classical Variation 1 game 1W 0D 0L
Pollock Variation 1 game 1W 0D 0L
Advance Variation 1 game 1W 0D 0L
Milner-Barry Gambit 1 game 1W 0D 0L
Queen's Gambit Declined 3 games 1W 0D 2L
Baltic Defense 2 games 1W 0D 1L
(unspecified) 2 games 1W 0D 1L
Marshall Defense 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
King's Indian Defense 1 game 0W 0D 1L
Sämisch Variation 1 game 0W 0D 1L
Normal Defense 1 game 0W 0D 1L
Caro-Kann Defense 1 game 1W 0D 0L
Maróczy Variation 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
Indian Defense 1 game 1W 0D 0L
Accelerated London System 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
Queen's Pawn Game 1 game 0W 0D 1L
Stonewall Attack 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
Rapport-Jobava System 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
Blunders Top 4 of 130

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

2026.09.10 · 36. Kf1 (−45.3% win chance) 1-0
Novoa Fuentes, Mateo Alberto
Cordero Medrano, Dennis Matheus
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2025.10.03 · 26... Qxd4+ (−39.8% win chance) 0-1
Cordero Medrano, Dennis Matheus
Oviedo Rocha, Mateo Javier
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2025.10.05 · 41. Kd1 (−34.5% win chance) 0-1
Marin Vargas, Aaron
Cordero Medrano, Dennis Matheus
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2025.10.03 · 38. Rxa7 (−33.1% win chance) 0-1
Caceres Giron, Moises
Cordero Medrano, Dennis Matheus
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View blunders & mistakes
Games Showing all 25 games
Date Event Round Color Opponent Result Accuracy % First moves