Player profile

Mariot Vaz, Joao Antonio Bertolu

Standard: 2101 Rapid: 1937 Blitz: 2012 (last updated 2026-11-02)

FIDE ID: 22702717 (view FIDE profile)

Federation: BRA Sex: M Birth Year: 2004 Age: 22

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

Games: 6 Wins: 0 (0%) Draws: 2 (33%) Losses: 3 (50%) Other: 1

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Dossier

5 of 6 games analyzed.

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Openings

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As White 2 games 0W 0D 1L

Caro-Kann Defense 1 game 0W 0D 0L

Advance Variation 1 game 0W 0D 0L

Tal Variation 1 game 0W 0D 0L

Ruy Lopez 1 game 0W 0D 1L

Morphy Defense 1 game 0W 0D 1L

Cozio Defense 1 game 0W 0D 1L

As Black 4 games 0W 2D 2L

Italian Game 2 games 0W 1D 1L

Two Knights Defense 2 games 0W 1D 1L

(unspecified) 1 game 0W 1D 0L

Modern Bishop's Opening 1 game 0W 0D 1L

English Opening 2 games 0W 1D 1L

Symmetrical Variation 2 games 0W 1D 1L

Rubinstein Variation 1 game 0W 0D 1L

Four Knights Variation 1 game 0W 1D 0L

Blunders Top 4 of 28

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

2026.01.28 · 38... Rff6 (−54.6% win chance) 1/2-1/2

Mariot Vaz, Joao Antonio Bertolu

Pacheco Yamada, Lucas

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2026.01.27 · 27... Qxd3 (−43% win chance) 1-0

Mariot Vaz, Joao Antonio Bertolu

Linares Napoles, Oleiny

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2025.02.01 · 28. Rac1 (−28.3% win chance) 0-1

Silva, Caio Henrique Angelico

Mariot Vaz, Joao Antonio Bertolu

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2026.01.28 · 48... cxd4 (−27.7% win chance) 1/2-1/2

Mariot Vaz, Joao Antonio Bertolu

Pacheco Yamada, Lucas

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Games Showing all 6 games

Date	Event	Round	Opponent	Result	Accuracy %	First moves
2026.04.20	Curitiba Chess Open 2026 - Pensado	5	2026.04.20 Rodi, Luis Ernesto (101710) (2232)	*	-	1. e4 c6 2. d4 d5 3. e5 Bf5
2026.01.28	III Sampa Chess Open - STD	3	2026.01.28 Pacheco Yamada, Lucas (538007932) (1813)	½	79.70%	1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6
2026.01.27	III Sampa Chess Open - STD	1	2026.01.27 Linares Napoles, Oleiny (3504794) (2270)	0	70.80%	1. Nf3 Nf6 2. c4 c5 3. g3 Nc6
2025.02.01	II Sampa Chess Open - STD Open	6	2025.02.01 Awoki, Daniel Teidi (2100827) (2160)	0	75.90%	1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6
2025.02.01	II Sampa Chess Open - STD Open	4	2025.02.01 Silva, Caio Henrique Angelico (22777210) (2273)	0	78.40%	1. e4 e5 2. Nf3 Nc6 3. Bb5 a6
2025.01.26	Round 10: Starke, Bruno Orlando - Mariot Vaz, Joao Antonio Bertolu	10.8	2025.01.26 Starke, Bruno Orlando (2128713) (2159)	½	90.20%	1. Nf3 Nf6 2. c4 c5 3. Nc3 Nc6