Scouting report: Luis Valenzuela Fuentealba (IM, CHI)

466 over-the-board games in the Chess Stalker database (466 classical): 49% wins, 36% draws, 15% losses. FIDE rating 2444 standard, 2525 rapid, 2533 blitz. 16 games analyzed with Stockfish: 93% accuracy, 0.12 blunders per game.

  • Opening repertoire of Luis Valenzuela Fuentealba 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 Luis Valenzuela Fuentealba's style so you can rehearse the matchup — free online.

Full report: https://chessstalker.com/fide/3401294 — no account needed.

Luis Valenzuela Fuentealba

IM

Chileborn 1978FIDE ID 3401294

Rating & statistics

FIDE rating lists · Sep 2023 – Sep 2026
2420
2460
2500
2540
2444 · Sep 2023
Oct
2024
Apr
Jul
Oct
2025
Apr
Jul
Oct
2026
Apr
Jul
Oct
Sep 2023Oct 2026
2533
2525
2444
2498peak, Jan 2010
466games
227wins, 49%
170draws, 36%
69losses, 15%

Play style

before facing them
Elite accuracy: 93.3% average
Plays 3.3% better with white
Very consistent (89%)
Very precise: only 0.1 blunders/game
Dominates 1.d4 as ♔ (70% in 216 games)

Play against Valenzuela Fuentealba's Twin

Their real openings, level & style

Based on 466 games

Openings

466 games

Weaknesses

where they slip as ♔ White

No significant weaknesses detected as white

Strengths

what holds up for them as ♔ White
Queen's Gambit Declined1.d4 d5 2.c4 e620 games, last played 5 years ago65.0%wins

Deep analysis

Stockfish · Classical · 16 analyzed
Accuracy by phase
Opening
96.8%
Middlegame
94.3%
Endgame
95.4%
Clutch factor
+7%
Winning (+2)
96%
Equal
93%
Losing (−2)
89%
Problematic pieces
40%
4 err
30%
3 err
10%
1 err
10%
1 err
10%
1 err
0%
0 err
Critical moment
Move 44 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
2
Few
Many
d6
2
b4
1
c3
1
c4
1
e3
1
d6/b4 concentrate most errors. Force decisions in those zones.

Critical blunders

2 errors
#56
b4?? vs Olivares Olivares
Endgame · OTB · 2020
#31
xe3?? vs Reinuaba
Middlegame · OTB · 2020

Recent games

Sambuev, Bator(2514)

Am. World Cup QGp7 · 25 May 2021

0–1
Sambuev, Bator(2514)

Am. World Cup QGp7 · 24 May 2021

½–½
Hernandez Alvarez, Tania Regla(2041)

Am. World Cup QGp7 · 23 May 2021

½–½
Hernandez Alvarez, Tania Regla(2041)

Am. World Cup QGp7 · 22 May 2021

1–0
Lorenzana, Wilson Estuardo(2220)

Online Olympiad Division 2 D 202... · 16 Aug 2020

0–1
Jessel, Stephen(2297)

Online Olympiad Division 2 D 202... · 16 Aug 2020

½–½

Endgame statistics

Repertoire

PRO
466 games in scope
8
7
6
5
4
3
2
1a
b
c
d
e
f
g
h
235 games51%W37%D12%L
Move
1. d4
2165y
51%37%
70%
1. f3
99y
67%33%
83%
1. e4
86y
1363%24
44%
1. b4
211y
50%50%
50%

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