IM
Kaplan, Julio
USA·Born 1950·FIDE #2000326·403 Games
USA Classical2480403 Games
Rapid—0 Games
Blitz—0 Games
Statistics
403
Total
120
Wins
194
Draws
89
Losses
30%48%22%
Play Style
What you need to know before facing them
Elite accuracy: 92.8% average
Very consistent (93%)
Very precise: only 0.1 blunders/game
Dominates 1.c4 ♔ (65% in 10 games)
Vulnerable to 1.c4 ♚ (only 38%)
Deep Analysis
Stockfish 18 · Classical games · 22 analyzed
Accuracy by phase
Opening96.6%
Middlegame93.0%
Endgame94.6%
Clutch Factor
Performance under pressure
Winning (+2 or more)95%
1 Games
Equal position94%
14 Games
Losing (-2 or more)90%
7 Games
Problematic Pieces
Which pieces cause most errors?
♗
22%
8 errors
♙
22%
8 errors
♞
19%
7 errors
♖
19%
7 errors
♕
16%
6 errors
♔
3%
1 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 16-25. Keep tension until that moment.
Error Heatmap
Where do most errors occur?
2
2
4
2
6
2
2
1
1
2
abcdefgh
Many
Few
Critical squares
d46 err
e54 err
a12 err
a72 err
c42 err
d4/e5 concentrate most errors. Force decisions in those zones.
Recent Games
W
Rajkovic, Dusan2495
? · 20 Mar 1980
D
Lein, Anatoly2520
? · 19 Mar 1980
D
Lein, Anatoly2520
Lone Pine Open · 1 Mar 1980
L
Fedorowicz, John2420
Lone Pine Open · 1 Mar 1980
W
Rajkovic, Dusan2495
Lone Pine Open · 1 Mar 1980
W
Liberzon, Vladimir M2545
Lone Pine Open · 1 Mar 1980
Openings
Based on player games
No clear weaknesses!
Critical Blunders
Tactical errors analyzed with Stockfish
3 errors
▶
#30Qb6??
Tactics
vs Korchnoi
OTB·1976
▶
#22Nd4??
Tactics
vs Portisch
OTB
▶
#45d5c4??
Endgame
vs Karpov
OTB
Endgame Statistics
7 endgame categories analyzed — discover where they collapse under pressure
Repertoire
☰ All
♟ Classical
⚡ Rapid
🔥 Blitz
PRO1980
1977
1976
1975
1974
1973
PRO
8
76
5
4
3
2
1a
b
c
d
efgh202 Games
35%46%19%
1.e4
56%152
1.d4
57%21
1.Nf3
64%14
1.c4
65%10
1.b4
67%3
1.g3
75%2