Martinez Duany, Lelys Stanley

CUB CUB·Born 1985·FIDE #3504727·1,601 Games

FIDE OTB · #3504727 · 1,601 Games

Classical24451,545 g Games

Rapid246929 g Games

Blitz244927 g Games

Play against Martinez Duany's Twin

PRO

Uses their openings, level & style

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

Ready to play

1601 games analyzed

Statistics

Total

1601

Wins

745

Draws

612

Losses

242

47%38%15%

Play Style

before facing themWhat you need to know before facing them

Elite accuracy: 94.1% average

High resilience (62%): Dangerous even when losing

Solid conversion: 92%

Very consistent (91%)

Very precise: only 0.0 blunders/game

Dominates 1.c4 ♚ (74% in 50 games)

Deep Analysis

Stockfish 18 · Classical games · 463 analyzed

Accuracy by phase

Opening

95.9%

Middlegame

93.9%

Endgame

95.6%

Clutch Factor

+4%

Winning (+2)Winning (+2)

95%199g

EqualEqual position

95%192g

Losing (−2)Losing (−2)

91%72g

Accuracy under pressure

Problematic Pieces — which cause most errors?

27%

72 err

20%

53 err

18%

48 err

13%

36 err

13%

36 err

10%

26 err

Critical Moment

Move 53 avg

1-15

12%

16-25

29%

26-35

12%

36-45

47%

46+

47% of blunders after move 46 — keep the tension until then.of blunders occur in moves 46+. Keep the tension until that moment.

Error Heatmap — where do errors occur?

Few

Many

Errors mapped

Hotspot zone

g5 / e5

Critical squares

11 err

10 err

9 err

8 err

g5/e5 account for most of the errors. Force decisions in those zones.

Openings

1,601 GamesBased on 1,601 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

aswhite81.8%Wins

Reti vs King's Indian — 1.Nf3 Nf6 2.c4 g622 Games · last played 8 months ago

22 Games · last played 8 months ago

aswhite57.1%Wins

Reti: Gambit — 1.Nf3 d5 2.c4 e614 Games · last played 2 months ago

14 Games · last played 2 months ago

asblack60.0%Wins

Nimzo-Indian — 1.d4 Nf6 2.c4 e6 3.Nc3 Bb410 Games · last played 4 weeks ago

10 Games · last played 4 weeks ago

asblack53.8%Wins

Sicilian: d6 Systems — 1.e4 c5 2.Nf3 d613 Games · last played 3 weeks ago

13 Games · last played 3 weeks ago

Critical Blunders

10 errors · Stockfish

#44g5+??Endgamevs Del Rio De AngelisOTB · 2026

#37Rxd5??Tacticsvs Zacarias RodriguezBlitz · 2025

#39Bxf2+??Tacticsvs Castellanos HernandezBlitz · 2025

#38Bxh7??Tacticsvs CoriBlitz · 2025

#35Rd8??Tacticsvs OstrovskiyBlitz · 2025

#22Qf5??Tacticsvs Vega CastanedaBlitz · 2025

#69Kd8??Endgamevs OstrovskiyOTB · 2025

#46Qd8??Endgamevs IlincaOTB · 2025

#62Kf1??Endgamevs BarriaOTB · 2025

#33Qb5??Tacticsvs Camps AbadiaOTB · 2025

Recent Games

1,601 Games

Draw

Shahil Dey(2413)

13th Famalicao Open 2026 · 26 Jul 2026

½-½

Loss

Gorodetzky, David(2498)

13th Famalicao Open 2026 · 25 Jul 2026

1-0

Draw

Ribeiro, Gustavo(2217)

13th Famalicao Open 2026 · 24 Jul 2026

½-½

Win

Monteiro, Paulo Alexandre G(2226)

13th Famalicao Open 2026 · 23 Jul 2026

1-0

Win

Faryma, Maksym(2209)

13th Famalicao Open 2026 · 23 Jul 2026

0-1

Win

Novais, Carlos Joao Fernandes(2102)

13th Famalicao Open 2026 · 22 Jul 2026

1-0

Endgame Statistics

PRO241 endgames (48.8%)

Strongest

67%

Double Rook

Weakest

Bishop Pair Advantage

Reaches Endgame

48.8%

241 / 494

B vs N Pref

33.3% · 71.4%

6 / 14

PiecesTypeWin %Games

Rook + Minor

52.8%125

Rook+Bishop vs Rook+Knight

54.1%74

Rook + Equal Minors

42.9%56

Rook vs Minor (Exchange)

30.2%53

Rook vs Rook

53.1%49

Rook + Bishop Pair

54.5%33

Rook + Minor52.8%125

Rook+Bishop vs Rook+Knight54.1%74

Rook + Equal Minors42.9%56

Rook vs Minor (Exchange)30.2%53

Rook vs Rook53.1%49

Rook + Bishop Pair54.5%33

Weakest: Bishop Pair Advantage 0%Show all 23 types

Unlock Endgame Statistics

23 endgame categories analyzed — discover where they collapse under pressure

Repertoire

Move arrowsmost-played moves

Starting Position

Stockfish

810 Games

51%38%11%

Move	Games	%
1.e4	424	67%
1.Nf3Strong	268	73%
1.d4Strong	99	73%
1.c4	15	67%
1.f4	2	50%
1.d3	1	50%
1.b3Strong	1	100%

MoveGamesPerformance%

1.e4

424

67%

1.Nf3Strong

268

73%

1.d4Strong

73%

1.c4

67%

1.f4

50%

1.d3

50%

1.b3Strong

100%