Di Berardino, Diego Rafael

BRA BRA·Born 1987·FIDE #2105446·2,283 Games

Classical24662,225 Games

Rapid243818 Games

Blitz241740 Games

Play against Di Berardino, Diego Rafael's Twin

PRO

Uses their openings, level & style

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

Ready to play

2283 games analyzed

Statistics

Total

2283

Wins

1187

Draws

495

Losses

600

52%22%26%

Play Style

What you need to know before facing them

Elite accuracy: 92.5% average

Solid conversion: 88%

Very precise: only 0.1 blunders/game

Dominates 1.Nf3 ♔ (86% in 46 games)

Deep Analysis

Stockfish 18 · Classical games · 494 analyzed

Accuracy by phase

Opening

96.6%

Middlegame

93.1%

Endgame

95.0%

Clutch Factor — Move accuracy when winning vs. equal vs. losing — does their level drop when the game turns against them?

+4%

Winning (+2 or more)

93%242g

Equal position

94%149g

Losing (-2 or more)

90%102g

Performance under pressure

Problematic Pieces — Which pieces cause most errors?

24%

112 errors

20%

96 errors

18%

86 errors

15%

73 errors

12%

57 errors

10%

48 errors

Critical Moment — When does the first serious error occur?

Move 36 average

28%

23%

33%

16%

1-15

16-25

26-35

36-45

46+

33% of blunders occur between move 36-45. Keep tension until that moment.

Error Heatmap — Where do most errors occur?

Few

Many

Errors mapped

136

Hotspot zone

f4 / e4

Critical squares

20 err

17 err

15 err

14 err

f4/e4 concentrate most errors. Force decisions in those zones.

Openings

Based on player games

Weaknesses

— exploit these lines

No significant weaknesses detected as White

No significant weaknesses detected as Black

Strengths

— avoid these lines

White71.4%Wins

King's Indian: Saemisch — 1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.f314 Games · last played last month

White62.5%Wins

Ruy Lopez: Morphy — 1.e4 e5 2.Nf3 Nc6 3.Bb5 a656 Games · last played 3 weeks ago

Black72.7%Wins

Reti vs King's Indian — 1.Nf3 Nf6 2.c4 g611 Games · last played last year

Black69.2%Wins

Reti: Double Fianchetto — 1.Nf3 Nf6 2.g3 g613 Games · last played last year

Critical Blunders

10 errors · Stockfish

#19Rd1??Tacticsvs XiongOTB · 2026

#15Nxf1??Tacticsvs DaneshvarOTB · 2026

#21Bb2??Tacticsvs NesterovOTB · 2026

#60Rc8??Endgamevs BluebaumOTB · 2026

#15Rxh2??Tacticsvs ErdogmusOTB · 2026

#44Kh3??Endgamevs PranavOTB · 2026

#39Qb1??Tacticsvs XiongOTB · 2026

#45Kd7??Endgamevs DaneshvarOTB · 2026

#41Rb8??Endgamevs MoroniOTB · 2026

#39f5??Endgamevs BortnykOTB · 2026

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Endgame Statistics

PRO23 endgame categories analyzed

Endgame Statistics

Reveal weaknesses →

23 endgame categories analyzed — discover where they collapse under pressure

Repertoire

Move arrowsmost-played moves

Starting Position

Stockfish

1135 Games

54%22%24%

Move	Games	%
1.e4	594	66%
1.d4	465	61%
1.Nf3 Strong	46	86%
1.c4 Strong	30	82%

MoveGamesPerformance%

1.e4

594

66%

1.d4

465

61%

1.Nf3Strong

86%

1.c4Strong

82%