Sosa, Tomas

ARG ARG·Born 1998·FIDE #121576·966 Games

FIDE OTB · #121576 · 966 Games

Classical2546911 g Games

Rapid259237 g Games

Blitz255018 g Games

Play against Sosa's Twin

PRO

Uses their openings, level & style

Practice against a bot that uses their real openings and playing style

Ready to play

966 games analyzed

Statistics

Total

966

Wins

456

Draws

330

Losses

179

47%34%19%

Play Style

before facing themWhat you need to know before facing them

Elite accuracy: 94.3% average

Solid conversion: 86%

Very consistent (92%)

Very precise: only 0.1 blunders/game

Dominates 1.c4 ♔ (69% in 18 games)

Deep Analysis

Stockfish 18 · Classical games · 75 analyzed

Accuracy by phase

Opening

96.1%

Middlegame

94.5%

Endgame

95.5%

Clutch Factor

+4%

Winning (+2)Winning (+2)

95%32g

EqualEqual position

95%30g

Losing (−2)Losing (−2)

91%13g

Accuracy under pressure

Problematic Pieces — which cause most errors?

24%

12 err

22%

11 err

20%

10 err

16%

8 err

12%

6 err

3 err

Critical Moment

Move 43 avg

1-15

25%

16-25

26-35

25%

36-45

50%

46+

50% of blunders after move 46 — keep the tension until then.of blunders occur in moves 46+. Keep the tension until that moment.

Error Heatmap — where do errors occur?

Few

Many

Errors mapped

Hotspot zone

f5 / c6

Critical squares

5 err

3 err

2 err

f5/c6 account for most of the errors. Force decisions in those zones.

Openings

966 GamesBased on 966 player games

Weaknesses

— exploit these— exploit these lines

No significant weaknesses detected as white

No significant weaknesses detected as black

Strengths

— avoid these— avoid these lines

aswhite68.8%Wins

Caro-Kann — 1.e4 c6 2.Nf3 d516 Games · last played 2 weeks ago

16 Games · last played 2 weeks ago

aswhite64.5%Wins

Italian: Giuoco Piano — 1.e4 e5 2.Nf3 Nc6 3.Bc4 Bc531 Games · last played 2 weeks ago

31 Games · last played 2 weeks ago

asblack60.0%Wins

Sicilian: e6 Systems — 1.e4 c5 2.Nf3 e610 Games · last played 10 months ago

10 Games · last played 10 months ago

asblack50.0%Wins

Scotch Game — 1.e4 e5 2.Nf3 Nc6 3.d418 Games · last played 12 months ago

18 Games · last played 12 months ago

Critical Blunders

9 errors · Stockfish

#20Qd1??Tacticsvs MathieuOTB · 2025

#30Re8+??Tacticsvs Garrido OutonOTB · 2024

#52Kg4??Endgamevs Prado LoboOTB · 2024

#66h5??Endgamevs Macias PinoOTB · 2024

#50Qxf6+??Endgamevs KazakouskiOTB · 2024

#20Nxe5??Tacticsvs Suarez GomezOTB · 2024

#37Qd8+??Tacticsvs Suarez UrielOTB · 2024

#62Rb6??Endgamevs RozmanOTB · 2024

#34Ka7??Tacticsvs FedoseevOTB · 2024

Recent Games

966 Games

Draw

Xie, Kaifan(2441)

42nd Andorra Open 2026 · 26 Jul 2026

½-½

Draw

Akbas, Umut Ata(2459)

42nd Andorra Open 2026 · 25 Jul 2026

½-½

Win

Bettalli, Francesco(2396)

42nd Andorra Open 2026 · 24 Jul 2026

0-1

Draw

Lopez Martinez, Josep Manuel(2486)

42nd Andorra Open 2026 · 23 Jul 2026

½-½

Draw

Czopor, Maciej(2458)

42nd Andorra Open 2026 · 22 Jul 2026

½-½

Win

Hess, Max(2385)

42nd Andorra Open 2026 · 21 Jul 2026

0-1

Endgame Statistics

PRO40 endgames (53.3%)

Strongest

57%

Rook vs Minor (Exchange)

Weakest

17%

Queen vs Pieces

Reaches Endgame

53.3%

40 / 75

B vs N Pref

0% · 100%

1 / 2

PiecesTypeWin %Games

Rook + Minor

55%20

Rook + Equal Minors

33.3%9

Rook vs Rook

44.4%9

Rook+Bishop vs Rook+Knight

37.5%8

Rook vs Minor (Exchange)

57.1%7

Queen vs Pieces

16.7%6

Rook + Minor55%20

Rook + Equal Minors33.3%9

Rook vs Rook44.4%9

Rook+Bishop vs Rook+Knight37.5%8

Rook vs Minor (Exchange)57.1%7

Queen vs Pieces16.7%6

Weakest: Queen vs Pieces 17%Show all 20 types

Unlock Endgame Statistics

20 endgame categories analyzed — discover where they collapse under pressure

Repertoire

Move arrowsmost-played moves

Starting Position

Stockfish

497 Games

49%35%16%

Move	Games	%
1.e4	431	68%
1.Nf3	20	55%
1.c4	18	69%
1.d4	16	63%
1.g3	7	57%
1.b3Strong	3	100%
1.f4	1	50%
1.h3Weak	1	0%

MoveGamesPerformance%

1.e4

431

68%

1.Nf3

55%

1.c4

69%

1.d4

63%

1.g3

57%

1.b3Strong

100%

1.f4

50%

1.h3Weak