Bacallao Alonso, Yusnel

CUB CUB·Born 1988·FIDE #3507416

2572Classical

2495Rapid

2561Blitz

Statistics

Total652

Wins277

Draws250

Losses124

42%38%19%

Play Style

before facing themWhat you need to know before facing them

Elite accuracy: 90.9% average

Very consistent (81%)

Very precise: only 0.2 blunders/game

Dominates 1.e4 as

(69% in 117 games)

Play against Bacallao Alonso's Twin

Uses their openings, level & style

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

Ready to play

652 games analyzed

Deep Analysis

Stockfish 18 · Classical · 96 analyzedStockfish 18 · Classical games · 96 analyzed

Accuracy by phase

Opening

96.0%

Middlegame

92.3%

Endgame

93.3%

Clutch Factor

+7%

Winning (+2)Winning (+2)

92%36g

EqualEqual position

95%31g

Losing (−2)Losing (−2)

85%29g

Accuracy under pressure

Problematic Pieces — which cause most errors?

23%

30 err

22%

29 err

20%

27 err

20%

26 err

11%

14 err

6 err

Critical Moment

Move 34 avg

10%

1-15

16-25

50%

26-35

30%

36-45

10%

46+

50% of blunders occur after move 26-35 — keep tension until then.of blunders occur after move 26-35 — keep tension until then.

Error Heatmap — where do errors occur?

Few

Many

Errors mapped

Hotspot zone

g4 / f3

Critical squares

8 err

7 err

6 err

5 err

g4/f3 concentrate most errors. Force decisions in those zones.

Openings

652 gamesBased on 652 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

aswhite65.0%wins

Sicilian: d6 Systems — 1.e4 c5 2.Nf3 d620 g20 games · last played 8 years ago

aswhite60.0%wins

Queen's Indian — 1.d4 Nf6 2.c4 e6 3.Nf3 b610 g10 games · last played 3 years ago

No consistent strengths detected as black

Critical Blunders

10 errors · Stockfish

#54b4??Endgamevs Ayats LloberaOTB · 2023

#38d6??Tacticsvs DiasOTB · 2023

#34Qg4??Tacticsvs PichotOTB · 2023

#45Qg4??Endgamevs Suarez GomezOTB · 2022

#38Qe2??Tacticsvs DavtyanOTB · 2022

#24Qc7+??Tacticsvs Mejuto De UlloaOTB · 2022

#35Qc3??Tacticsvs DoghriOTB · 2022

#24Rxf2??Tacticsvs DavtyanOTB · 2022

#43f3??Endgamevs SosaOTB · 2022

#30Bc1??Tacticsvs Garcia CastroOTB · 2022

Recent Games

652 games

Loss

Larkin, Vladyslav(2449)

TCh-ESP Div 1 2023 · 26 Aug 2023

1-0

Draw

Grigoryan, Karen H.(2619)

Spanish League Division 1 · 25 Aug 2023

½-½

Draw

Grigoryan,K2(2619)

TCh-ESP Div 1 2023 · 25 Aug 2023

½-½

Draw

Laiz Ibanez, Hector(2317)

TCh-ESP Div 1 2023 · 24 Aug 2023

½-½

Draw

Svane, Frederik(2634)

TCh-ESP Div 1 2023 · 23 Aug 2023

½-½

Draw

Ayats Llobera, Gerard(2471)

TCh-ESP Div 1 2023 · 22 Aug 2023

½-½

Endgame Statistics

PRO44 endgames (46.3%) · avoid Minor vs Pawns (0%)

Strongest

79.4%

R+Bishop vs R+Knight

Weakest

60.6%

Pure Pawn

Reaches Endgame

46.3%

44 / 95

B vs N Pref

52.4%·47.8%

prefers the bishop

PiecesTypeWin %games

Rook + Equal Minors

77.9%353

R+Bishop vs R+Knight

79.4%306

Rook vs Minor (Exchange)

73.7%281

Rook vs Rook

72.6%252

Rook vs Two Minors

78.1%160

Pure Pawn

60.6%109

Rook + Equal Minors77.9%353

R+Bishop vs R+Knight79.4%306

Rook vs Minor (Exchange)73.7%281

Rook vs Rook72.6%252

Rook vs Two Minors78.1%160

Pure Pawn60.6%109

Weak in Minor vs Pawns: only 0% win rate (5 games) — Force thisShow all 14 types

Unlock Endgame Statistics

14 endgame categories — discover where they collapse under pressure

Repertoire

PRO

Move arrowsmost-played moves

Starting Position

SF18

327 games

47%38%15%

Move	games	%
1.e4	117	69%
1.d4	93	65%
1.Nf3	89	67%
1.c4	23	61%
1.b3	5	50%

MovegamesPerf%

1.e4

117

69%

1.d4

65%

1.Nf3

67%

1.c4

61%

1.b3

50%