Greenfeld, Alon

ISR ISR·Born 1964·FIDE #2800039·2,144 Games

FIDE OTB · #2800039 · 2,144 Games

Classical24692,083 g Games

Rapid233253 g Games

Blitz24018 g Games

Play against Greenfeld's Twin

PRO

Uses their openings, level & style

Practice against a bot that uses their real openings and playing style

Ready to play

2144 games analyzed

Statistics

Total

2144

Wins

872

Draws

854

Losses

417

41%40%19%

Play Style

before facing themWhat you need to know before facing them

Elite accuracy: 93.3% average

Very consistent (90%)

Very precise: only 0.1 blunders/game

Dominates 1.Nf3 ♔ (67% in 354 games)

Deep Analysis

Stockfish 18 · Classical games · 258 analyzed

Accuracy by phase

Opening

96.5%

Middlegame

93.8%

Endgame

94.8%

Clutch Factor

+5%

Winning (+2)Winning (+2)

94%92g

EqualEqual position

95%104g

Losing (−2)Losing (−2)

89%62g

Accuracy under pressure

Problematic Pieces — which cause most errors?

22%

44 err

21%

43 err

16%

33 err

16%

32 err

15%

31 err

18 err

Critical Moment

Move 39 avg

1-15

10%

16-25

40%

26-35

30%

36-45

20%

46+

40% of blunders after move 26-35 — keep the tension until then.of blunders occur in moves 26-35. Keep the tension until that moment.

Error Heatmap — where do errors occur?

Few

Many

Errors mapped

Hotspot zone

d4 / e4

Critical squares

9 err

8 err

7 err

d4/e4 account for most of the errors. Force decisions in those zones.

Openings

2,144 GamesBased on 2,144 player games

Weaknesses

— exploit these— exploit these lines

No significant weaknesses detected as white

No significant weaknesses detected as black

Strengths

— avoid these— avoid these lines

aswhite58.5%Wins

Reti vs King's Indian — 1.Nf3 Nf6 2.c4 g665 Games · last played 7 months ago

65 Games · last played 7 months ago

asblack46.2%Wins

Sicilian: 2...Nc6 — 1.e4 c5 2.Nf3 Nc693 Games · last played 2 years ago

93 Games · last played 2 years ago

asblack45.5%Wins

Italian Game — 1.e4 e5 2.Nf3 Nc6 3.Bc411 Games · last played 6 months ago

11 Games · last played 6 months ago

Critical Blunders

10 errors · Stockfish

#40Ka6??Tacticsvs GorshteinOTB · 2026

#26e5??Tacticsvs NegreanOTB · 2025

#31Ra8??Tacticsvs ChasinOTB · 2025

#32Qxd4+??Tacticsvs ZifroniOTB · 2025

#24Rda1??Tacticsvs GershonOTB · 2025

#23Rf2??Tacticsvs KurtOTB · 2024

#24Rc7??Tacticsvs KokkilaOTB · 2024

#36Nf1??Tacticsvs GorshteinOTB · 2024

#34Bd4??Tacticsvs BachmannOTB · 2023

#32Rba1??Tacticsvs OparinOTB · 2023

Recent Games

2,144 Games

Draw

Soffer, Ram(2429)

TCh-ISR Top Play-off 2026 · 19 Jun 2026

½-½

Loss

Kilic, Eray(2508)

TCh-ISR Top Play-off 2026 · 16 Jun 2026

1-0

Loss

Gelfand, Boris(2635)

TCh-ISR Top Play-off 2026 · 12 Jun 2026

1-0

Win

Gorshtein, Ido(2553)

TCh-ISR Top Play-off 2026 · 12 Jun 2026

1-0

Draw

Mesropov, Konstantin(2458)

Israel Team Championship ... · 6 Feb 2026

½-½

Draw

Fridman, Daniel(2583)

TCh-ISR GpA 2026 · 31 Jan 2026

½-½

Endgame Statistics

PRO115 endgames (43.7%)

Strongest

88%

Queen vs Pieces

Weakest

25%

Opposite Bishops + Major Pieces

Reaches Endgame

43.7%

115 / 263

B vs N Pref

50% · 0%

4 / 0

PiecesTypeWin %Games

Rook + Minor

32.5%77

Rook+Bishop vs Rook+Knight

31.2%32

Rook + Equal Minors

30%30

Rook + Bishop Pair

38.5%26

Rook vs Rook

36.4%22

Rook vs Minor (Exchange)

40%15

Rook + Minor32.5%77

Rook+Bishop vs Rook+Knight31.2%32

Rook + Equal Minors30%30

Rook + Bishop Pair38.5%26

Rook vs Rook36.4%22

Rook vs Minor (Exchange)40%15

Weakest: Opposite Bishops + Major Pieces 25%Show all 21 types

Unlock Endgame Statistics

21 endgame categories analyzed — discover where they collapse under pressure

Repertoire

Move arrowsmost-played moves

Starting Position

Stockfish

1074 Games

47%38%15%

Move	Games	%
1.d4	591	66%
1.Nf3	354	67%
1.c4	83	64%
1.e4	45	64%
1.g3Weak	1	0%

MoveGamesPerformance%

1.d4

591

66%

1.Nf3

354

67%

1.c4

64%

1.e4

64%

1.g3Weak