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Player profile

Roman Sierra, Marco Gabriel

Standard: 1732 Rapid: 1715 Blitz: 1707 (last updated 2026-11-02)
FIDE ID: 3896285 (view FIDE profile)
Federation: PER Sex: M Birth Year: 2007 Age: 19
Title: — Women's title: — Other title: — FOA title: —
Games: 7 Wins: 3 (43%) Draws: 2 (29%) Losses: 2 (29%)
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Dossier

7 of 7 games analyzed.

Accuracy: 87%
Opened e4: 4/4
Castled kingside: 5Same-side castling: 3Did not castle: 2
Played on the queenside: 3Played in the center: 2
Initiated exchanges: 7Sacrificed material: 5Active pieces: 5Space advantage: 4Isolated pawn: 3Backward pawn: 2Missed tactics: 2Played gambits: 1
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Openings

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As White 4 games 3W 1D 0L
Sicilian Defense 1 game 1W 0D 0L
Modern Variations 1 game 1W 0D 0L
Main Line 1 game 1W 0D 0L
Ruy Lopez 1 game 0W 1D 0L
Morphy Defense 1 game 0W 1D 0L
(unspecified) 1 game 0W 1D 0L
Caro-Kann Defense 1 game 1W 0D 0L
Advance Variation 1 game 1W 0D 0L
Botvinnik-Carls Defense 1 game 1W 0D 0L
Pirc Defense 1 game 1W 0D 0L
Austrian Attack 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
As Black 3 games 0W 1D 2L
Benko Gambit Accepted 1 game 0W 0D 1L
Yugoslav 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
Slav Defense 1 game 0W 1D 0L
Exchange Variation 1 game 0W 1D 0L
(unspecified) 1 game 0W 1D 0L
English Opening 1 game 0W 0D 1L
King's English Variation 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
Blunders Top 4 of 27

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

2026.09.20 · 33... f5 (−78.7% win chance) 1-0
Roman Sierra, Marco Gabriel
Rosas llamocca, Alvaro Rodrigo
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2026.09.20 · 42... Ke7 (−41.2% win chance) 1-0
Roman Sierra, Marco Gabriel
Rosas llamocca, Alvaro Rodrigo
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2026.09.20 · 39... Re3+ (−34.9% win chance) 1-0
Roman Sierra, Marco Gabriel
Rosas llamocca, Alvaro Rodrigo
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2026.09.21 · 10... Nxe4 (−28.7% win chance) 1-0
Roman Sierra, Marco Gabriel
Reyes Zavaleta, Fabian Ricardo
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Games Showing all 7 games
Date Event Round Color Opponent Result Accuracy % First moves