GM

Zagrebelny, Sergey

UZB UZB·Born 1965·FIDE #14200040·1,067 Games

Classical24851,057 Games
Rapid246310 Games
Blitz24650 Games

Statistics

1067

Total

481

Wins

343

Draws

243

Losses

45%32%23%

Play Style

What you need to know before facing them

Very high accuracy: 89.5% average
Plays 5.8% better with white
Very consistent (83%)
Very precise: only 0.3 blunders/game
Dominates 1.e4 ♔ (67% in 521 games)
Vulnerable to 1.d4 ♔ (only 40%)

Deep Analysis

Stockfish 18 · Classical games · 15 analyzed

Accuracy by phase
Opening96.7%
Middlegame93.1%
Endgame92.8%

Clutch Factor

Performance under pressure

+9%
Winning (+2 or more)96%
2 Games
Equal position95%
4 Games
Losing (-2 or more)86%
9 Games

Problematic Pieces

Which pieces cause most errors?

♙
25%
6 errors
♗
17%
4 errors
♕
17%
4 errors
♖
17%
4 errors
♔
12%
3 errors
♞
12%
3 errors

Critical Moment

When does the first serious error occur?

Move 34average
1-15
16-25
26-35
36-45
46+
50% of blunders occur between move 26-35. Keep tension until that moment.

Error Heatmap

Where do most errors occur?

1
2
2
2
2
1
1
1
1
1
abcdefgh
Many
Few
Critical squares
d52 err
d62 err
g52 err
g62 err
b71 err
d5/d6 concentrate most errors. Force decisions in those zones.

Recent Games

L
Rublevsky, Sergei2652

5. Starodubtsev Mem 2019 · 19 Jan 2019

1-0
D
Dreev, Aleksey2670

5. Starodubtsev Mem 2019 · 19 Jan 2019

½-½
D
Morozevich, Alexander2656

5. Starodubtsev Mem 2019 · 19 Jan 2019

½-½
L
Balashov, Yuri S2470

5. Starodubtsev Mem 2019 · 19 Jan 2019

1-0
L
Kobalia, Mikhail2620

5. Starodubtsev Mem 2019 · 18 Jan 2019

1-0
W
Yagupov, Igor2405

5. Starodubtsev Mem 2019 · 18 Jan 2019

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
French: Tarrasch
64.2%
53 Games·Wins

1.e4 e6 2.d4 d5 3.Nd2

Sicilian: Rossolimo
64.1%
39 Games·Wins

1.e4 c5 2.Nf3 Nc6 3.Bb5

Black
Sicilian: Alapin
54.5%
22 Games·Wins

1.e4 c5 2.c3 d5

Critical Blunders

Tactical errors analyzed with Stockfish

5 errors
▶
#18Bg7??
Tactics
vs Balashov
OTB·2019
▶
#31Nxb7??
Tactics
vs Domogaev
OTB·2019
▶
#39Bd6??
Tactics
vs Mamedyarov
OTB·2004
▶
#30Qg6??
Tactics
vs Bronstein
OTB·1993
▶
#44Bg3??
Endgame
vs Ivanchuk
OTB
Endgame Statistics

9 endgame categories analyzed — discover where they collapse under pressure

Repertoire
☰ All
♟ Classical
⚡ Rapid
🔥 Blitz
PRO
·
2019
2018
2012
2011
2010
2009
PRO
8
7
6
5
4
3
2
1a
b
c
d
e
f
g
h
Starting Position
537 Games
51%30%19%
1.e4
67%
521
1.d4
40%
10
1.Nf3
67%
3
1.c4
50%
3
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