Scouting report: David Klein (GM, NED)

432 over-the-board games in the Chess Stalker database (425 classical, 7 rapid): 36% wins, 32% draws, 32% losses. FIDE rating 2495 standard. 33 games analyzed with Stockfish: 91% accuracy, 0.12 blunders per game.

  • Opening repertoire of David Klein as White and Black, with results per line — free.
  • Weaknesses and blunder patterns, evaluated with Stockfish — free.
  • Recent over-the-board games and endgame statistics.
  • Twin Bot: a sparring bot that imitates David Klein's style so you can rehearse the matchup — free online.

Full report: https://chessstalker.com/fide/1003623 — no account needed.

David Klein

GM

Netherlandsborn 1993FIDE ID 1003623

Rating & statistics

FIDE rating lists · Sep 2023 – Sep 2026
2480
2520
2495 · Sep 2023
Oct
2024
Apr
Jul
Oct
2025
Apr
Jul
Oct
2026
Apr
Jul
Oct
Sep 2023Oct 2026
2495
2517peak, Jan 2015
432games
156wins, 36%
138draws, 32%
138losses, 32%

Play style

before facing them
Elite accuracy: 91.5% average
Very consistent (91%)
Very precise: only 0.1 blunders/game
Dominates 1.e4 as ♔ (59% in 162 games)
Vulnerable to 1.d4 ♚ (only 45%)

Play against Klein's Twin

Their real openings, level & style

Based on 432 games

Openings

Based on player games

No clear weaknesses!

Deep analysis

Stockfish · Classical · 33 analyzed
Accuracy by phase
Opening
96.8%
Middlegame
92.0%
Endgame
95.3%
Clutch factor
+4%
Winning (+2)
94%
Equal
93%
Losing (−2)
90%
Problematic pieces
24%
13 err
20%
11 err
18%
10 err
18%
10 err
11%
6 err
9%
5 err
Critical moment
Move 46 avg
0%
1-15
0%
16-25
50%
26-35
0%
36-45
50%
46+
50% of blunders occur after move 26-35. Keep tension until then.
Error heatmap · Critical squares
3
3
3
Few
Many
d4
3
e7
3
f5
3
b4
2
d3
2
d4/e7 concentrate most errors. Force decisions in those zones.

Critical blunders

10 errors
#58
d5?? vs Miezis
Endgame · OTB · 2020
#74
d4+?? vs Forcen Esteban
Endgame · OTB · 2020
#25
h8?? vs Tomczak
Middlegame · OTB · 2020
#38
h3?? vs Valsecchi
Endgame · OTB · 2020
#28
xe5?? vs Moiseenko
Middlegame · OTB · 2020
#32
e7?? vs Pavasovic
Endgame · OTB · 2019

Recent games

Braun, Christian, Dr.(2245)

Dutch League 2022-23 · 11 Mar 2023

1–0
Geirnaert, Steven(2428)

TCh-BEL 2021-22 · 13 Mar 2022

½–½
Kaufeld, Juergen(2227)

TCh-BEL 2021-22 · 20 Feb 2022

½–½
Petrosyan, Manuel(2628)

Titled Tue 25th Aug · 25 Aug 2020

0–1
Neiksans, Arturs(2560)

PRO League Group Stage · 17 Feb 2020

½–½
Hellers, Ferdinand(2592)

PRO League Group Stage · 17 Feb 2020

0–1

Endgame statistics

Repertoire

PRO
432 games in scope
8
7
6
5
4
3
2
1a
b
c
d
e
f
g
h
202 games43%W31%D26%L
Move
1. e4
1624y
43%31%26%
59%
1. f3
165y
31%44%25%
53%
1. d4
128y
42%25%33%
54%
1. c4
78y
71%29%
86%
1. b3
212y
100%
0%
1. e3
19y
100%
0%
1. a3
17y
100%
0%
1. g3
115y
100%
100%

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