GM

Kolev, Atanas

BUL BUL·Born 1967·FIDE #2900130·759 Games

Classical2529759 Games
Rapid0 Games
Blitz0 Games

Statistics

759

Total

337

Wins

298

Draws

125

Losses

44%39%16%

Play Style

What you need to know before facing them

Elite accuracy: 91.9% average
Plays 5.3% better with black
Very consistent (88%)
Very precise: only 0.0 blunders/game
Dominates 1.e4 ♔ (72% in 142 games)
Vulnerable to 1.c4 ♚ (only 45%)

Deep Analysis

Stockfish 18 · Classical games · 8 analyzed

Accuracy by phase
Opening97.0%
Middlegame92.0%
Endgame95.4%

Clutch Factor

Performance under pressure

-4%
Winning (+2 or more)85%
0 Games
Equal position95%
3 Games
Losing (-2 or more)89%
5 Games

Problematic Pieces

Which pieces cause most errors?

31%
4 errors
23%
3 errors
15%
2 errors
15%
2 errors
8%
1 errors
8%
1 errors

Critical Moment

When does the first serious error occur?

Move 30average
1-15
16-25
26-35
36-45
46+

Error Heatmap

Where do most errors occur?

1
1
1
1
1
2
1
1
1
1
abcdefgh
Many
Few
Critical squares
f32 err
a11 err
a61 err
b21 err
b31 err
f3/a1 concentrate most errors. Force decisions in those zones.

Recent Games

W
Zhang, Xiaopeng2265

27th North American Open · 28 Dec 2017

1-0
D
Aldama Degurnay, Dionisio2403

27th North American Open · 27 Dec 2017

½-½
D
Li,Zhaozhi2412

27th North American Open · 27 Dec 2017

½-½
L
Gorovets, Andrey2524

National Open 2017 · 18 Jun 2017

0-1
D
Raptis, Nick2296

National Open 2017 · 17 Jun 2017

½-½
W
Feng, Maggie2298

National Open 2017 · 17 Jun 2017

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
65.0%
20 Games·Wins

1.e4 e6 2.d4 d5 3.Nd2

Reti vs King's Indian
61.5%
13 Games·Wins

1.Nf3 Nf6 2.c4 g6

Black
Nimzo-Indian: Rubinstein
55.6%
18 Games·Wins

1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3

Sicilian: d6 Systems
50.8%
65 Games·Wins

1.e4 c5 2.Nf3 d6

Critical Blunders

Tactical errors analyzed with Stockfish

2 errors
#51Ra6??
Endgame
vs Kramnik
OTB·1998
#23Ncxe4??
Tactics
vs Polgar
OTB
Endgame Statistics

8 endgame categories analyzed — discover where they collapse under pressure

Repertoire
☰ All
♟ Classical
⚡ Rapid
🔥 Blitz
PRO
·
2017
2014
2013
2012
2011
2010
PRO
8
7
6
5
4
3
2
1a
b
c
d
e
f
g
h
365 Games
48%40%12%
1.d4
65%
145
1.e4
72%
142
1.Nf3
67%
71
1.c4
50%
7
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