Player profile

Arias Boo, Guillermo

Standard: 2202 Rapid: 2211 Blitz: 2255 (last updated 2026-11-02)

FIDE ID: 2209870 (view FIDE profile)

Federation: ESP Sex: M Birth Year: 1966 Age: 60

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

Games: 7 Wins: 3 (43%) Draws: 0 (0%) Losses: 4 (57%)

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Dossier

6 of 7 games analyzed.

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Openings

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As White 5 games 3W 0D 2L

Sicilian Defense 3 games 2W 0D 1L

Old Sicilian 2 games 1W 0D 1L

(unspecified) 2 games 1W 0D 1L

Modern Variations 1 game 1W 0D 0L

(unspecified) 1 game 1W 0D 0L

English Opening 2 games 1W 0D 1L

Symmetrical Variation 1 game 1W 0D 0L

Full Symmetry Line 1 game 1W 0D 0L

Neo-Catalan 1 game 0W 0D 1L

(unspecified) 1 game 0W 0D 1L

As Black 2 games 0W 0D 2L

Rat Defense 1 game 0W 0D 1L

English Rat 1 game 0W 0D 1L

(unspecified) 1 game 0W 0D 1L

Pirc Defense 1 game 0W 0D 1L

(unspecified) 1 game 0W 0D 1L

Blunders Top 4 of 39

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

2026.05.09 · 63... Bf7 (−35.3% win chance) 1-0

Arias Boo, Guillermo

Vila Gazquez, Xavier

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2026.01.31 · 49. Bb4 (−33.9% win chance) 0-1

Tallo Dominguez, Imar

Arias Boo, Guillermo

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2026.01.31 · 46. f4 (−33.2% win chance) 0-1

Tallo Dominguez, Imar

Arias Boo, Guillermo

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2026.03.21 · 48. Rb5+ (−25.9% win chance) 1-0

Fernandez Climent, Albert

Arias Boo, Guillermo

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Games Showing all 7 games

Date	Event	Round	Opponent	Result	Accuracy %	First moves
2026.05.10	Game 2: Arias Boo, Guillermo - Vila Gazquez, Xavier	2.4	2026.05.10 Vila Gazquez, Xavier (2261090) (2445)	0	87.80%	1. e4 c5 2. Nf3 Nc6 3. g3 Nf6
2026.05.09	Game 1: Vila Gazquez, Xavier - Arias Boo, Guillermo	1.4	2026.05.09 Vila Gazquez, Xavier (2261090) (2445)	0	83.50%	1. d4 d6 2. c4 e5 3. d5 Be7
2026.04.11	GEVA-CEA vs Foment	11.6	2026.04.11 Luke Brezmes, Cristofer (2274477) (2125)	1	96.10%	1. e4 c5 2. Nf3 Nc6 3. d3 g6
2026.03.21	Foment Vs Cerdanyola	10.7	2026.03.21 Fernandez Climent, Albert (24599166) (2194)	1	89.40%	1. c4 c5 2. g3 g6 3. Bg2 Bg7
2026.03.07	Ronda 8 Foment Vs Badia: Garcia Jimenez, Francisco Javier - Arias Boo, Guillermo	8.6	2026.03.07 Garcia Jimenez, Francisco Javier (2231590) (2315)	0	-	1. e4 d6 2. Nc3 e5 3. g3 Nf6
2026.02.28	Ronda 7 Sabadell Vs Foment: Arias Boo, Guillermo - Bernado Lopez, Roger	7.6	2026.02.28 Bernado Lopez, Roger (24585009) (2202)	1	96.00%	1. e4 c5 2. Nf3 d6 3. g3 Nc6
2026.01.31	Ateneu Colon Vs Foment	3.6	2026.01.31 Tallo Dominguez, Imar (2283743) (2235)	0	80.70%	1. c4 e6 2. Nf3 Nf6 3. g3 d5