GM

Sosa, Tomas

ARG ARG·Born 1998·FIDE #121576·957 Games

Classical2546902 Games
Rapid258837 Games
Blitz256318 Games

Statistics

957

Total

452

Wins

325

Draws

179

Losses

47%34%19%

Play Style

What you need to know before facing them

Elite accuracy: 94.2% average
Solid conversion: 86%
Very consistent (92%)
Very precise: only 0.0 blunders/game
Dominates 1.c4 ♔ (69% in 18 games)

Deep Analysis

Stockfish 18 · Classical games · 74 analyzed

Accuracy by phase
Opening96.1%
Middlegame94.5%
Endgame95.5%

Clutch Factor

Performance under pressure

+4%
Winning (+2 or more)95%
31 Games
Equal position95%
30 Games
Losing (-2 or more)91%
13 Games

Problematic Pieces

Which pieces cause most errors?

23%
11 errors
21%
10 errors
19%
9 errors
17%
8 errors
13%
6 errors
6%
3 errors

Critical Moment

When does the first serious error occur?

Move 36average
1-15
16-25
26-35
36-45
46+
33% of blunders occur between move 16-25. Keep tension until that moment.

Error Heatmap

Where do most errors occur?

2
3
2
2
2
3
5
3
2
2
abcdefgh
Many
Few
Critical squares
f55 err
c63 err
e53 err
g43 err
a52 err
f5/c6 concentrate most errors. Force decisions in those zones.

Recent Games

W
Pranav Anand2596

V Menorca Open A 2026 · 12 Apr 2026

0-1
W
Xiang, Zeyu2454

V Menorca Open A 2026 · 11 Apr 2026

1-0
W
Averin, Nikolay2416

V OPEN CHESS MENORCA 2026 · 11 Apr 2026

0-1
D
Ilkhomi, Jaloliddin2373

V OPEN CHESS MENORCA 2026 · 9 Apr 2026

½-½
W
Lee,Micha2316

V Menorca Open A 2026 · 8 Apr 2026

1-0
W
Lee, Michael

V OPEN CHESS MENORCA 2026 · 8 Apr 2026

1-0

Openings

Based on player games

Weaknesses

EXPLOIT!
White

No significant weaknesses detected as White

Black

No significant weaknesses detected as Black

Strengths

AVOID
White
Italian: Giuoco Piano
66.7%
30 Games·Wins

1.e4 e5 2.Nf3 Nc6 3.Bc4 Bc5

French: Tarrasch
58.8%
51 Games·Wins

1.e4 e6 2.d4 d5 3.Nd2

Black
Sicilian: e6 Systems
60.0%
10 Games·Wins

1.e4 c5 2.Nf3 e6

Scotch Game
50.0%
18 Games·Wins

1.e4 e5 2.Nf3 Nc6 3.d4

Critical Blunders

Tactical errors analyzed with Stockfish

8 errors
#20Qd1??
Tactics
vs Mathieu
OTB·2025
#30Re8+??
Tactics
vs Garrido Outon
OTB·2024
#52Kg4??
Endgame
vs Prado Lobo
OTB·2024
#66h5??
Endgame
vs Macias Pino
OTB·2024
#50Qxf6+??
Endgame
vs Kazakouski
OTB·2024
#20Nxe5??
Tactics
vs Suarez Gomez
OTB·2024
#37Qd8+??
Tactics
vs Suarez Uriel
OTB·2024
#34Ka7??
Tactics
vs Fedoseev
OTB·2024
Endgame Statistics

20 endgame categories analyzed — discover where they collapse under pressure

Repertoire
☰ All
♟ Classical
⚡ Rapid
🔥 Blitz
PRO
·
2026
2025
2024
2023
2022
2021
PRO
8
7
6
5
4
3
2
1a
b
c
d
e
f
g
h
492 Games
50%35%15%
1.e4
68%
427
1.Nf3
55%
19
1.c4
69%
18
1.d4
63%
16
1.g3
57%
7
1.b3
100%
3
1.f4
50%
1
1.h3
0%
1
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