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Player profile

Mariana Castellanos Sanchez

Federation: COL
Games: 16 Wins: 7 (44%) Draws: 0 (0%) Losses: 9 (56%)
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Dossier

14 of 16 games analyzed.

Accuracy: 83.7%
Opened e4: 9/9
Castled kingside: 11Same-side castling: 5Opposite-side castling: 4Did not castle: 2Castled queenside: 1
Played in the center: 8Played on the kingside: 3Fianchettoed queenside: 3Played on the queenside: 2
Active pieces: 9Kept the bishop pair: 8Initiated exchanges: 8Isolated pawn: 7Space advantage: 6Sacrificed material: 6Missed tactics: 6Backward pawn: 5Avoided exchanges: 4
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Openings

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As White 9 games 2W 0D 7L
Sicilian Defense 4 games 1W 0D 3L
Modern Variations 2 games 0W 0D 2L
(unspecified) 2 games 0W 0D 2L
O'Kelly Variation 1 game 0W 0D 1L
Venice System 1 game 0W 0D 1L
Old Sicilian 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
Italian Game 3 games 1W 0D 2L
Classical Variation 2 games 1W 0D 1L
Giuoco Pianissimo 1 game 1W 0D 0L
with d5 1 game 0W 0D 1L
Rousseau Gambit 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
Scandinavian Defense 1 game 0W 0D 1L
Main Line 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
Owen Defense 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
As Black 7 games 5W 0D 2L
Queen's Pawn Game 2 games 2W 0D 0L
Accelerated London System 2 games 2W 0D 0L
(unspecified) 2 games 2W 0D 0L
Vienna Game 2 games 1W 0D 1L
Stanley Variation 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
Anderssen Defense 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
Bishop's Opening 1 game 1W 0D 0L
Berlin Defense 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
French Defense 1 game 1W 0D 0L
Rubinstein Variation 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
Italian Game 1 game 0W 0D 1L
Giuoco Pianissimo 1 game 0W 0D 1L
Canal Variation 1 game 0W 0D 1L
Blunders Top 4 of 101

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

2026.05.09 · 44... Rxd2+ (−47.5% win chance) 0-1
Mariana Castellanos Sanchez
Juana Valentina Suarez Torres
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2026.05.09 · 23. Rde2 (−41.2% win chance) 0-1
Pinilla Rozo, Maria Alejandra
Mariana Castellanos Sanchez
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2026.05.09 · 54. Nxb3 (−37.1% win chance) 1-0
Ibarra Ramos, Laura Manuela
Mariana Castellanos Sanchez
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2026.05.09 · 52. Rc7+ (−36.9% win chance) 1-0
Ibarra Ramos, Laura Manuela
Mariana Castellanos Sanchez
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Games Showing all 16 games
Date Event Round Color Opponent Result Accuracy % First moves