Balcerak, Jakob

GER GER·Born 1979·FIDE #4630572·439 Games

Classical2466439 Games

Rapid—0 Games

Blitz—0 Games

Play against Balcerak, Jakob's Twin

PRO

Uses their openings, level & style

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

Ready to play

439 games analyzed

Statistics

Total

439

Wins

182

Draws

150

Losses

107

41%34%24%

Play Style

What you need to know before facing them

Elite accuracy: 94.6% average

Plays 3.4% better with black

Very consistent (90%)

Very precise: only 0.0 blunders/game

Dominates 1.d4 ♔ (69% in 26 games)

Vulnerable to 1.Nf3 ♚ (only 35%)

Deep Analysis

Stockfish 18 · Classical games · 6 analyzed

Accuracy by phase

Opening

96.2%

Middlegame

95.0%

Endgame

97.9%

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

+10%

Winning (+2 or more)

97%1g

Equal position

96%4g

Losing (-2 or more)

86%1g

Performance under pressure

Problematic Pieces — Which pieces cause most errors?

100%

1 errors

0 errors

Critical Moment — When does the first serious error occur?

Move 30 average

1-15

16-25

26-35

36-45

46+

Error Heatmap — Where do most errors occur?

Few

Many

Errors mapped

Hotspot zone

Critical squares

1 err

Openings

Based on player games

Weaknesses

— exploit these lines

White50.0%Loses

Sicilian: Kan — 1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 a6

8 Games · Low sample · last played 13 years agoPlay this line

No significant weaknesses detected as Black

Strengths

— avoid these lines

No consistent strengths detected as White

Black60.0%Wins

Sicilian: Alapin — 1.e4 c5 2.c3 d510 Games · last played 12 years ago

Critical Blunders

1 errors · Stockfish

#17f4??Tacticsvs DgebuadzeOTB · 2019

Recent Games

439 Games

Koch, Thomas(2474)

? · 7 Apr 2019

½-½

Schlecht, Daniel, Dr.(2377)

? · 24 Mar 2019

1-0

Heinz, Axel(2443)

? · 24 Feb 2019

½-½

Dgebuadze, Alexandre(2492)

? · 3 Feb 2019

0-1

Sulskis, Sarunas(2529)

? · 20 Jan 2019

½-½

Zatonskih, Anna(2427)

? · 16 Dec 2018

½-½

Endgame Statistics

PRO9 endgame categories analyzed

Endgame Statistics

Reveal weaknesses →

9 endgame categories analyzed — discover where they collapse under pressure

Repertoire

Move arrowsmost-played moves

Starting Position

Stockfish

216 Games

45%31%24%

Move	Games	%
1.e4	180	59%
1.d4	26	69%
1.c4	9	67%
1.Nf3 Strong	1	100%

MoveGamesPerformance%

1.e4

180

59%

1.d4

69%

1.c4

67%

1.Nf3Strong

100%