Kingsights Logo
King's Indian Attack report from your own games

King's Indian Attack report from your own games

Flexible system with kingside fianchetto. See your attacking success.

Free • Instant Analysis • Works with any Chess.com username

Sample Report Preview

Here's what a personalized King's Indian Attack analysis looks like

Sample Report

King's Indian Attack Report

48 GAMESSample Data
Win Rate
54%

Performance vs Other Openings

King's Indian Attack54% Win
Other Openings48% Win

Key Insights

When e5 is played at the right moment, your win rate soars; mistimed pushes are punished
white
High Impact

e5 Advance Timing Determines Win Rate Across All KIA Lines

What this means
The e5 pawn advance is the signature break in the King's Indian Attack, and your results vary dramatically based on timing. In your 48 KIA games, when e5 is played after full kingside development (Nf3, g3, Bg2, O-O, Re1, Nbd2 with the knight ready to go to f1-h2-g4 or f1-e3), your win rate is 65% across 20 games. When e5 is pushed before the knight rerouting is set up (typically before move 12), your win rate drops to 38% across 16 games. Game #156 shows ideal timing: after Nf3 g3 Bg2 O-O d3 Nbd2 Re1 e4 Nf1 e5, the break came on move 11 with all pieces optimally placed, and the kingside attack was irresistible. Game #203 shows the danger: e5 on move 8 before Nbd2 was played, and Black's ...dxe5 followed by ...Nd5 gave Black a dominant central knight with no white pieces ready to attack.
How to improve
Treat e5 as a loaded weapon — powerful but requiring careful preparation. The checklist before playing e5 in the KIA should be: (1) king is castled, (2) rook is on e1 supporting the e-pawn, (3) knight on d2 is ready to reroute to g4 or e3 after e5, (4) the Bg2 is not blocked by the e-pawn. A good rule of thumb: e5 should come between moves 10 and 14, never before move 9 and rarely after move 16. Study Fischer's KIA games, especially his famous win against Myagmarsuren (1967), for the ideal e5 timing.
#pawn-breaks#timing#e5-advance
Your ability to convert kingside space into attacks peaks in the Yugoslav formation
white

Kingside Space Advantage Exploited Best in Yugoslav Setup

What this means
In your 17 Yugoslav Setup games (characterized by Nf3, g3, Bg2, O-O, d3, Nbd2, e4, and eventually h4-h5), you achieve a kingside space advantage in 14 of 17 games by move 15. Your average space differential on the kingside (measured by pawn advancement) is +1.4 ranks, meaning your kingside pawns are significantly further advanced than Black's defensive pawns. This space translates into concrete attacking chances: you open the h-file with hxg6 in 8 of your wins, and your Bg2 + Qe2 + Re1 battery becomes devastating once the h-file is open. Game #88 is your masterpiece: after h4-h5-hxg6, you tripled on the h-file with Qh2, Rh1, Reh1 and delivered checkmate on h7 on move 27.
How to improve
Your Yugoslav Setup is your KIA signature weapon — continue refining it. The key improvements: (1) Time h4 correctly — it should come after your pieces are fully mobilized but before Black completes queenside counterplay. (2) After h5, be patient: do not rush hxg6 unless the recapture leaves a genuine weakness. Sometimes maintaining the h5 pawn as a space-gaining wedge is stronger than opening the file immediately. (3) Study the ...Nh5 defense that some opponents play to block your h-pawn — the counter is g4 driving the knight away, followed by h5 with even more force.
#kingside#space-advantage#strengths
Your knight maneuver Nbd2-f1-e3/g4 takes too long when Black plays a French-style setup
white
High Impact

Piece Regrouping Stalls in 50% of Anti-French Games

What this means
In your 16 Anti-French Formation games (where Black plays ...e6, ...d5, ...Nf6, ...Be7 in a French-like structure), the critical knight regrouping maneuver (Nbd2-f1-e3 or Nbd2-f1-h2-g4) takes you an average of 5.3 moves to complete. In 8 of these games, Black launches a queenside counter-attack with ...c5, ...b5, ...a5 before your knight regrouping finishes, and your win rate when outpaced on the queenside is just 25% (2 wins, 5 losses, 1 draw). Game #234 illustrates the problem: your knight went Nbd2 (move 7), Nf1 (move 10, delayed by Re1), Ne3 (move 13), and by then Black already had ...c5-c4 locking up the queenside with an initiative. The 3-move gap between Nbd2 and the knight's arrival caused the tempo loss.
How to improve
Against French-style setups, accelerate the knight regrouping by playing Nbd2-Nf1 on consecutive moves without interruption. The rook lift to e1 can wait until after the knight reaches its destination. Consider the alternative route Nbd2-f1-h2-g4 instead of f1-e3, as the g4 knight directly pressures f6 and supports both e5 and h5 advances. If Black's queenside play is too fast, consider switching to a prophylactic approach: play a4 early to slow down ...b5, buying time for your knight maneuver to complete. The Anti-French KIA is a race between your kingside attack and Black's queenside expansion — every tempo counts.
#piece-regrouping#knights#tempo

Top Variations

1
Yugoslav Setup
17 games
2
Anti-French Formation
16 games
3
Classical Kingside Attack
15 games

Enter your Chess.com username to see your personalized report

What we analyze in your King's Indian Attack games

Your e4-e5 pawn break timing

Your kingside attacking success

Your flexible piece placement

Your system understanding

Learn This Opening

Play through the main line move by move

1.knight to f3 (Nf3)

L'élégance suprême de l'attente. Blanc se développe prestement mais refuse le pilonnage immédiat du centre, préludant l'installation de sa machine de mort orientée à l'Est.

Play knight to f3 (Nf3)
Drag a piece or tap to move
1.Nf3d52.g3Nf63.Bg2c54.O-ONc65.d3e66.Nbd2Be77.e4

Key Positions to Know

Critical concepts every King's Indian Attack player should understand

The Universal Setup

White plays Nf3, g3, Bg2, O-O, d3, and Nbd2 — a setup that works against virtually any Black defense. The KIA is a "system" opening: White plays the same moves regardless of Black's response, making it incredibly easy to prepare and practically dangerous.

The e4-e5 Central Push

White's main plan is to push e4 and then e5, gaining space and cramping Black's position. The e5 advance opens the diagonal for the g2 bishop, creates a kingside space advantage, and sets the stage for a direct attack on Black's king.

The Kingside Pawn Storm

After e5 locks the center, White can launch a kingside attack with f4, Qe1-h4, and Nf3-h4-f5. The attack practically plays itself — pieces flow to the kingside while the g2 bishop provides long-range support. This plan has claimed countless victims at the club level.

Strategic Plans

♔
White's Plans

  • •Graves cet ADN dans le marbre : Nf3, g3, Bg2, O-O, d3, Nbd2, e4, Re1 ! La fondation de la dictature absolue.
  • •Asphyxie-le jusqu’aux larmes ! Pousse e4-e5 pour étrangler les chairs noires et cadenasser la moindre illusion de fuite.
  • •Si la brèche s’ouvre, lâche les fauves ! f4, marée de pions ravageurs, Chevaliers hurlants via f5 sur son flanc calciné.
  • •Le Cheval Maudit de Troie (Nd2 -> f1 -> e3); l'excursion rampante terrifiante pour fondre en charognard sur le Roi noir.
  • •Maintiens la tyrannie de l'Archiduc g2 qui rayonne imperturbablement à travers l'univers.

♚
Black's Plans

  • •Sabote immédiatement la fournaise centrale par des (...) c5, d4 ou l'impertinence e5 !
  • •Embrase de rage l'Ouest (...b5, c4 !) Dévaste son château de la reine avant que lui ne vienne raser ton Roi misérable !
  • •Tranche le bois, propose tout abattoir de pièces légères possible : Privez un agresseur KIA de son armée, il s'effondre pitoyablement.
  • •Impose ta loi dans les entrailles d4 ou c4 vacantes.
  • •N'aiés pas de merci, fracture la mâchoire au centre avec des béliers d5-d4 !

Key Variations

Explore the most important branches and transpositions in the King's Indian Attack.

L'Ordonnance Classique

1.Nf3 d5 2.g3 Nf6 3.Bg2 e6 4.O-O Be7 5.d3 O-O 6.Nbd2 c5 7.e4 Nc6 8.Re1

L'apogée canonique de l'hérésie. Blanc complète nonchalamment son temple impénétrable, recharge les chambres à gaz e4-e5 et scelle la mise à mort écrasante qui pleuvra inévitablement.

Le Broyeur de la Française

1.e4 e6 2.d3 d5 3.Nd2 Nf6 4.Ngf3 c5 5.g3 Nc6 6.Bg2 Be7 7.O-O

Le supplice infligé à la Française ! Moquant l’arrogante fierté de leur Centre, le Blanc édifie paisiblement l'Échafaud sur l'autre aile, programmant en silence l'exécution de l'est.

Le Sarcophage de la Sicilienne

1.e4 c5 2.Nf3 e6 3.d3 Nc6 4.g3 g6 5.Bg2 Bg7 6.O-O Nge7 7.Re1

Agaçant, écoeurant pour l'amateur du couteau que représente le joueur Sicilien ! Blanc refuse les éviscérations hâtives pour une inertie empoisonnante, et le Noir périt, privé d'oxygéne, asphyxié par sa propre soif de sang insatisfaite.

Le Complexe de Botvinnik

1.Nf3 Nf6 2.g3 d5 3.Bg2 c6 4.O-O Bg4 5.d3 Nbd7 6.Nbd2 e6 7.e4 dxe4 8.dxe4 e5

L'érudit Noir refuse l’enlisement et détend intelligemment la pression du ressort (dxe4). S'ensuit d'interminables marathons enlisés où le venin s'écoule lentement goutte après goutte.

Opening Statistics

Original research from 1,018 real amateur games — data you won't find anywhere else.

Avg. Game Length
—awaiting data
Underdog Wins
—awaiting data
Quick Finishes
—awaiting data
Endgame Reach
—awaiting data
White's Edge
+1.7%
Favors BlackEqualFavors White

At 1200-1400

📊White's edge is +1.7% — a slight advantage for White.

How This Opening Changes as You Improve

RatingGamesWhite's Edge
800-1000184
+7.0%51 /0 /44
1000-1200154
+1.3%49 /0 /48
1200-1400182
+1.7%50 /0 /48
1400-1600213
+3.3%50 /0 /47
1600-1800285
+10.9%54 /0 /43

Based on 1,018 games · Updated March 2026

Why Play the King's Indian Attack?

L'Outillage Universel (Le Couteau Suisse)

Las de suer du sang sur les monceaux de théories Siciliennes, Caro-Kann ou Françaises ? L'Attaque Est-Indienne broie tout. Une recette, mille cadavres. Apprenez ce poison une fois et servez-le jusqu'à l'ivresse indéfiniment.

Cracher sur la Mémoire

Exterminez le 'par cœur'. Ce système ne tolère que l'Instinct, les idées, la dynamique des pions qui craquent (breakers) et le pur meurtre positionnel. Jouissez d'un jeu fondé sur la compréhension.

L'Epée du Génie Bobby Fischer

L'immense Fischer l'usa tel une faucheuse pour broyer sans espoir des légions de candidats d'élite. Si le Dieu des échecs bénit cette matrice mortifère, vous devriez probablement vous en abreuver goulument.

Une Nidation Homicide Latente

N'y voyez là nulle paix ! Sous ce calme anesthésiant bouillonne l'Armageddon. Poussées ravageuses (e4-e5), avalanche f4, sauts de chevaliers féroces : votre objectif ultime n'est que la tête sanguinolente du Monarque adverse.

Common Traps

Watch out for these dangerous tactical pitfalls

Le Broyage Impitoyable par e5

1.Nf3 d5 2.g3 Nf6 3.Bg2 e6 4.O-O Be7 5.d3 O-O 6.Nbd2 c5 7.e4 Nc6 8.e5 Nd7 9.Re1 b5? 10.Nf1! Bb7 11.Bf4 Qc7 12.h4!

Noir sombre de stupidité crasse ! Aveuglé, il jette futilement (...b5?) à l'Ouest pendant que la tombe se creuse sur sa propre couronne! Blanc ressert les barreaux (Bf4, h4-h5, Ng5) orchestrant la symphonie de l’enfer sur un Roi orphelin pétrifié ! L’arrogance se paie toujours cash!

L'Extermination Centrale (h3/g4)

1.Nf3 Nf6 2.g3 d5 3.Bg2 c6 4.O-O Bg4 5.d3 Nbd7 6.Nbd2 e6 7.e4 dxe4 8.dxe4 e5 9.h3 Bh5? 10.g4 Bg6 11.Nh4

L'incurie du Clerc Noir qui recule misérablement l'épée ! Par son absurde (Bh5?) face à la meute, Blanc lui enfonce d'emblée g4 et Nh4 pour extirper cette stupide Paire de Fous noire mal léchée en s'accaparant les coudées franches.

Beginner Tips

💡

Rabâches sans fin cette prière ignoble: Nf3, g3, Bg2, O-O, d3, Nbd2, e4, Re1 !

💡

Soyez le loup. Détecte le moment où la jugulaire e4-e5 est nue. En fonçage de clou, c’est le commencement de la mort d’en face.

💡

Bénissez le sinueux et machiavélique pèlerinage du canasson (Nd2-f1-e3-g4). Il n'y a pas d'estocade sans lui.

💡

La précipitation est mère des cadavres ! La KIA c'est de l'art sadomasochiste d'étouffement lent à petit feu. Aucune pitrerie suicidaire en cinq coups !

💡

Scrutes, épluche les massacres du dieu Fischer en mode 'Est-Indienne' pour palper dans tes viscères la méthodologie parfaite du meurtre froid.

Common King's Indian Attack patterns we detect

We automatically check if you fall for these specific traps.

About the King's Indian Attack

The King's Indian Attack (1.Nf3 d5 2.g3 Nf6 3.Bg2 c5 4.O-O) is a flexible system where White fianchettoes the kingside bishop and aims for kingside expansion.

We analyze your break timing, attacking effectiveness, and strategic understanding in this flexible system.

openings.page.sections.keyThemes

Matrice Universelle InoxydableMépris de l'Ouverture AdverseFianchetto du Roi PrédateurLa Fissure e4 comme DétonateurLe Saccage du Flanc Roi

openings.page.sections.notablePlayers

Bobby FischerBoris SpasskyTigran Petrosian

Frequently Asked Questions

Common questions about King's Indian Attack analysis

The King's Indian Attack is a flexible system where White fianchettoes the king's bishop and plays d3, Nd2, O-O, and e4, creating a strong pawn center while keeping the position solid. Unlike most 1.e4 or 1.d4 openings, it can be played against almost any Black setup — French, Sicilian, Caro-Kann, or Queen's Pawn defenses. The system was a favorite weapon of Bobby Fischer, who used it to defeat World Champions and top contenders by outplaying opponents in rich middlegames.
White's typical plan runs: 1.Nf3, 2.g3, 3.Bg2, 4.O-O, 5.d3, 6.Nbd2, and 7.e4. Once e4 is established, White aims for e5 to gain space, or executes the kingside attack with f4-f5, Nf1-g3, and a direct assault. The key strategic motif is the Nb1-d2-f1-g3 knight maneuver — the knight circles to g3 where it supports both f5 and h5 advances. Against Black players who castle kingside, the KIA's attacking potential is particularly dangerous.
Bobby Fischer made the King's Indian Attack famous by using it regularly in tournaments and match play, crushing world-class opponents. His 1965 win against Robert Byrne using the KIA is considered a masterpiece — Fischer launched a devastating kingside attack from the KIA setup, sacrificing a queen and advancing pawns to deliver a stunning mating attack. Fischer valued the KIA because it avoided heavy opening theory while offering rich middlegames where his superior understanding prevailed.
The most common error is castling kingside prematurely before understanding White's attacking intentions. After 7.e4, if Black castles kingside with the pawns on e6 and d5, White launches the standard KIA attack: 8.e5 Ne8 9.Re1 Nc7 10.Nf1 planning Ng3-h5 and the f4-f5 advance. Black's king is often caught in the center of an opening storm. The correct defensive plan is to delay castling, challenge with ...b5 or ...c5, and keep the queenside pressure alive to slow White's kingside advance.

Famous Games

Bobby FischervsMyagmarsuren
Le Charnier de Sousse (1967)1-0

L'une des messes les plus sordides de Fischer. Fischer empile patiemment la mitraille Est-Indienne pour fendre le ciel d’un sacrifice de la Reine surréel et ravageur. L’annihilation totale d’un monstre d'élite par écrasement mécanique pur.

Bobby FischervsBenko
Championnat US 19631-0

Le tutoriel de l'Enfer ! Fischer humilie littéralement Benko; y inculquant à la planète entière le rouage précis pour dissoudre la carcasse d'un Roi. La quintessence de l'horloge meurtrière implacable du système.

Boris SpasskyvsTigran Petrosian
Championnat du Monde des Dieux 19691-0

Spassky ose ce monument de cynisme lors de la bataille pour l'Olympe contre le mur en adamantium qu'était Petrosian... et brisa le roc défensif jusqu'à la moëlle. Preuve implacable de la dureté d'acier de ce système contre l'Ultime Défenseur.

Explore Related Openings

Analyze other openings similar to the King's Indian Attack

Réti Opening

Hypermodern flexibility. See how well you navigate the transpositions.

Analyze Now

London System

Don't just play on autopilot. Discover the specific tactical mistakes you make in your London System games.

Analyze Now

Stonewall Attack

Solid pawn structure with kingside attack. See if your plan succeeds.

Analyze Now

How valuable was this analysis?

Ready to master your openings?

Get a complete breakdown of your play across all openings, not just the King's Indian Attack.

No credit card required • Works with Chess.com