K
GM
Klein, David
NED·Born 1993·FIDE #1003623·442 Games
NED Classical2495435 Games
Rapid—7 Games
Blitz—0 Games
Play against Klein, David's Twin
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442 games analyzed
Statistics
Total
442Wins
161Draws
141Losses
14036%32%32%
Play Style
What you need to know before facing themPlays 87.2% better with black
Very precise: only 0.0 blunders/game
Dominates 1.e4 ♔ (59% in 164 games)
Vulnerable to 1.d4 ♚ (only 44%)
Deep Analysis
Stockfish 18 · Classical games · 1 analyzedAccuracy by phase
Opening
98.7%
Middlegame
93.5%
Endgame
93.3%
Clutch Factor — Move accuracy when winning vs. equal vs. losing — does their level drop when the game turns against them?
-2%Winning (+2 or more)
85%0g
Equal position
85%0g
Losing (-2 or more)
87%1g
Performance under pressure
Problematic Pieces — Which pieces cause most errors?
33%
1 errors
33%
1 errors
33%
1 errors
0%
0 errors
0%
0 errors
0%
0 errors
Critical Moment — When does the first serious error occur?
Move 30 average0%
0%
0%
0%
0%
1-15
16-25
26-35
36-45
46+
Error Heatmap — Where do most errors occur?
1
1
1
FewMany
Errors mapped
3
Hotspot zone
e6 / e7
Critical squares
e6
1 err
e7
1 err
e8
1 err
e6/e7 concentrate most errors. Force decisions in those zones.
Openings
Based on player gamesNo clear weaknesses!
Critical Blunders
1 errors · Stockfish#55Qf6??vs GiriRapid · 2015
Recent Games
442 GamesW
Braun, Christian, Dr.(2245)
Dutch League 2022-23 · 11 Mar 2023
D
Geirnaert, Steven(2428)
TCh-BEL 2021-22 · 13 Mar 2022
D
Kaufeld, Juergen(2227)
TCh-BEL 2021-22 · 20 Feb 2022
L
Petrosyan, Manuel(2628)
Titled Tue 25th Aug · 25 Aug 2020
L
Hellers, Ferdinand(2592)
PRO League Group Stage · 17 Feb 2020
D
Blomqvist, Erik(2539)
PRO League Group Stage · 17 Feb 2020
Repertoire
8
76
5
4
3
2
1a
b
c
d
efghMove arrowsmost-played moves
Stockfish
204 Games
43%30%27%
MoveGamesPerformance%
1.e4
16459%
1.Nf3
1653%
1.d4
1254%
1.c4Strong
786%
1.b3Weak
20%
1.e3Weak
10%
1.a3Weak
10%
1.g3Strong
1100%