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Pomares Herrera, Efrain

Standard: 1488 Rapid: 1716 Blitz: 1546 (last updated 2026-11-02)
FIDE ID: 6519857 (view FIDE profile)
Federation: CRC Sex: M Birth Year: 1948 Age: 78
Title: — Women's title: — Other title: — FOA title: —
Games: 25 Wins: 5 (20%) Draws: 0 (0%) Losses: 18 (72%) Other: 2
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Dossier

18 of 25 games analyzed.

Accuracy: 85%
Opened d4: 5/5
Did not castle: 12
Played on the kingside: 8Played in the center: 3Fianchettoed kingside: 2Fianchettoed queenside: 1
Missed tactics: 12Backward pawn: 10Space advantage: 9Sacrificed material: 6Avoided exchanges: 6Initiated exchanges: 5Active pieces: 4Isolated pawn: 4Kept the bishop pair: 2
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Openings

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As White 9 games 2W 0D 5L
Canard Opening 6 games 0W 0D 5L
(unspecified) 6 games 0W 0D 5L
(unspecified) 6 games 0W 0D 5L
Queen's Pawn Game 2 games 1W 0D 0L
Mason Attack 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
Modern Defense 1 game 0W 0D 0L
(unspecified) 1 game 0W 0D 0L
Bird Opening 1 game 1W 0D 0L
Double Duck Formation 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
As Black 10 games 0W 0D 10L
Philidor Defense 4 games 0W 0D 4L
(unspecified) 4 games 0W 0D 4L
(unspecified) 4 games 0W 0D 4L
Queen's Pawn Game 2 games 0W 0D 2L
Zukertort Variation 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
Accelerated London System 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
King's Pawn Game 1 game 0W 0D 1L
MacLeod Attack 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
Zukertort Opening 1 game 0W 0D 1L
Arctic Defense 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
King's Gambit 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
English Opening 1 game 0W 0D 1L
Symmetrical Variation 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
Blunders Top 4 of 183

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

2026.10.14 · 52... Rf6 (−47.5% win chance) 1-0
Pomares Herrera, Efrain
Rivas, Juan
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2026.10.14 · 54... d2 (−47.5% win chance) 1-0
Pomares Herrera, Efrain
Rivas, Juan
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????.??.?? · 73... Qa8 (−47.2% win chance) 0-1
Pomares Herrera, Efrain
Castro Rojas, Juan Carlos
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????.??.?? · 68... Qf3 (−45.9% win chance) 0-1
Pomares Herrera, Efrain
Castro Rojas, Juan Carlos
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View blunders & mistakes
Games Showing all 25 games
Date Event Round Color Opponent Result Accuracy % First moves