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London System report from your own games

London System report from your own games

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

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Sample Report

London System Report

52 GAMESSample Data
Win Rate
58%

Performance vs Other Openings

London System58% Win
Other Openings47% Win

Key Insights

Tactical Patterns
white

You Rarely Miss the Greek Gift Sacrifice on h7

What this means
In 52 London System games, the Bxh7+ sacrifice was available 8 times and you found it in 7. Your tactical awareness in this pattern is well above average. When you execute the sacrifice, you win 86% of the time.
How to improve
Keep looking for Bxh7+ when Black has castled kingside and the knight is on f3 with the queen ready to swing to h5. The classic prerequisites are: bishop on d3, knight on f3, queen accessible to h5, and no Black knight on f6 defending h7. Your recognition of this pattern is a genuine strength — trust your instincts when the position aligns.
#greek-gift#sacrifice#tactics
Strategic Planning
white
High Impact

Middlegame Plans Stall After Move 15 in 40% of Games

What this means
Your London setup is efficient — you reach a comfortable position by move 12 in 85% of games. However, in 21 of 52 games, your play becomes aimless between moves 15-25. You shuffle pieces without a clear plan, allowing Black to equalize. Your win rate in games where you have a clear plan past move 15 is 71% vs 42% when you drift.
How to improve
After completing development, choose one of three plans: (1) Kingside attack with e4-e5 and Qe2-Ne5, (2) Queenside expansion with c4 and b4, (3) Central break with e4 after proper preparation. Decide by move 14 which plan suits the position and commit to it. The London's weakness is that it can become passive — you need a concrete middlegame target.
#middlegame-plans#strategic-play#initiative
Variation Weakness
white
High Impact

Win Rate Drops to 43% Against King's Indian Setups

What this means
When Black plays ...g6 and ...Bg7 against your London, your win rate drops from 58% overall to 43%. The fianchetto bishop neutralizes your dark-squared bishop and Black's counterplay on the long diagonal creates problems. You've lost 8 of 14 games against this setup.
How to improve
Against ...g6 setups, avoid placing your bishop on f4 where it gets challenged by ...Nh5. Instead, consider Bg5 or even a quick e4 to transpose into a more aggressive system. If you stick with Bf4, play h3 early to prevent ...Nh5 and be ready to retreat to h2 if necessary. The key is not letting the g7 bishop dominate the long diagonal.
#kings-indian-setup#dark-bishop#adaptation

Top Variations

1
Standard Setup
28 games
2
Anti-King's Indian
14 games
3
Jobava London
10 games

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What we analyze in your London System games

Your setup of the classic 'pyramid' pawn structure

Your utilization of the e5 outpost for knights

Your execution of the Greek Gift sacrifice on h7

Your response when Black challenges the center early with c5

Learn This Opening

Play through the main line move by move

1.pawn to d4 (d4)

Vit tar utrymme i centrum och förbereder utveckling av damflygeln.

Play pawn to d4 (d4)
Drag a piece or tap to move
1.d4d52.Bf4Nf63.e3e64.Nd2Bd65.Bg3O-O6.Bd3

Key Positions to Know

Critical concepts every London System player should understand

Early Bf4 Development

The London's trademark: developing the dark-squared bishop to f4 before playing e3. This prevents the bishop from being locked inside the pawn chain and gives White a solid, flexible position with clear plans.

The Pyramid Structure

White builds the classic d4-e3-c3 pawn formation, creating an unbreakable central structure. Combined with Nf3, Bd3, and O-O, this setup is easy to achieve and hard to attack. The structure supports a kingside initiative.

The e5 Outpost

White's primary attacking plan: maneuver a knight to e5, supported by the f4 bishop and the pawn on d4. From e5, the knight controls critical squares and often leads to a kingside attack or favorable endgame.

Strategic Plans

♔
White's Plans

  • •Etablera och bibehåll kontroll över centrum med pyramidstrukturen.
  • •Använda e5-fältet som en stark utpost för en springare, ofta följt av att bygga ett angrepp på kungsflygeln.
  • •Förbereda löparoffret på h7 (den grekiska gåvan) om svart rockerar oförsiktigt och vit har pjäser koordinerade för attack.

♚
Black's Plans

  • •Utmana vits centrum tidigt med drag som c5 eller e5 för att störa vits pyramid.
  • •Undvika passivt spel och söka aktivitet på damflygeln eller centrala genombrott för att komplicera ställningen.
  • •Bemöta vits kungsflygelangrepp genom solida försvarsdrag eller snabba motattacker på andra sidan brädet.

Key Variations

Explore the most important branches and transpositions in the London System.

London vs King's Indian Setup

1.d4 Nf6 2.Bf4 g6 3.e3 Bg7 4.Nf3 O-O 5.Be2 d6 6.h3

Standarduppställningen där båda sidor utvecklar sina pjäser harmoniskt. Vit försöker ofta använda e5-fältet som en utpost för sin springare och förbereder ett kungsangrepp.

London vs Queen's Gambit Declined

1.d4 d5 2.Bf4 Nf6 3.e3 e6 4.Nd2 Bd6 5.Bg3 O-O 6.Bd3 c5 7.c3

När svart spelar en tidig e6 bygger vit vanligtvis upp pyramiden och fokuserar på kontroll av centrum och potentiella kungsflygelangrepp, ibland med Ne5 och en f-bondestöt.

Jobava London Setup

1.d4 d5 2.Nc3 Nf6 3.Bf4

Mot Kungsindiskt eller Grünfeld-uppställningar spelar vit ofta h3 för att undvika Nh5, vilket bevarar den värdefulla mörkfältslöparen. Spelet fortsätter med typiska Londonidéer men anpassade för att motverka svarts fianchetto.

Accelerated London (Bf4 on move 2)

1.d4 d5 2.Bf4 c5 3.e3 Nc6 4.c3 Nf6 5.Nf3 Bg4 6.Qb3

London vs Benoni Setup

1.d4 Nf6 2.Bf4 c5 3.d5 d6 4.Nc3 g6 5.e4

Opening Statistics

Original research from 337 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
+10.0%
Favors BlackEqualFavors White

At 1200-1400

📊White's edge is +10.0% — White has a clear advantage at this level.

How This Opening Changes as You Improve

RatingGamesWhite's Edge
800-100030
-20.0%40 /0 /60
1000-120057
-7.0%46 /0 /53
1200-140070
+10.0%53 /0 /43
1400-160066
+1.5%50 /0 /49
1600-1800114
-1.7%47 /0 /49

Based on 337 games · Updated March 2026

Why Play the London System?

Lätt att lära och spela

Londonsystemet följer en rakt på sak, systematisk utvecklingsplan som fungerar mot nästan vilken uppställning svart än väljer. Du kan bemästra grundidéerna på några timmar istället för veckor, vilket gör det perfekt för nybörjare och spelare som vill ha en pålitlig öppning utan att behöva memorera omfattande teori.

Solid och säker struktur

Pyramid-bondestrukturen (d4-e3-c3) ger en bergfast grund. Det är osannolikt att du blir bortspelad redan i öppningen, vilket ger dig tid att utveckla dina pjäser bekvämt och nå en spelbar mittspelsställning varje gång.

Undviker tung huvudlinjeteori

Till skillnad från teoretiska monster som Damgambit eller Spanskt parti kringgår Londonsystemet de flesta av svarts förberedda försvar. Din motståndare måste spela bra schack istället för att rabbla upp memorerade varianter, vilket jämnar ut oddsen, särskilt på klubbnivå.

Universell uppställning mot allt

Oavsett om svart spelar Kungsindisk uppställning, Avböjd Damgambit, Holländskt försvar eller något annat förblir din uppställning i stort sett densamma: Bf4, e3, Bd3, Nf3 och kort rockad. Denna konsekvens gör förberedelserna effektiva och genomförandet enkelt.

Common Traps

Watch out for these dangerous tactical pitfalls

Scholar's Mate Pattern in London

1.d4 d5 2.Bf4 Nf6 3.e3 Bf5? 4.Bd3 Bxd3? 5.Qxd3 e6? 6.Qb5+

Svart byter ofta sin c-bonde mot vits d-bonde. Om vit slår tillbaka felaktigt eller försummar utvecklingen kan svart ibland spela Qb6 och sätta tidig press på vits damflygel.

Early Knight Trap

1.d4 d5 2.Bf4 Nf6 3.e3 c5 4.c3 Nc6 5.Nd2 Qb6 6.Qb3 c4?? 7.Qc2

En oförsiktig framryckning av e-bonden från svart kan ibland tillåta vit att utnyttja luckor i svarts försvar, särskilt om h7-fältet lämnas svagt och sårbart för ett löparoffer.

Bishop Blunder on c5

1.d4 Nf6 2.Bf4 d5 3.e3 Bf5 4.Bd3 Bxd3 5.Qxd3 e6 6.Nf3 Bd6 7.Bg5 Nbd7 8.Nbd2 c5? 9.dxc5 Bxc5?? 10.Nb3

Overextended Kingside Attack

1.d4 d5 2.Bf4 Nf6 3.e3 c5 4.c3 Nc6 5.Nd2 e6 6.Ngf3 Bd6 7.Bg3 O-O 8.Bd3 Re8 9.Ne5 Nd7?? 10.Qh5

Beginner Tips

💡

Utveckla din mörkfältslöpare till f4 innan du spelar e3. Annars låser du in den!

💡

Memorera inte bara drag; förstå syftet bakom e5-utposten och hur man koordinerar ett kungsflygelangrepp.

💡

Var vaksam på svarts Qb6, vilket sätter press på b2-bonden; försvara ofta genom att utveckla eller använda damens inflytande från b3.

Common London patterns we detect

We automatically check if you fall for these specific traps.

About the London System

The London System is a popular opening system for White where the dark-squared bishop is developed to f4. It is known for being easy to learn, solid, and less reliant on memorizing deep theory lines compared to main line 1. d4 openings.

We look at your "pyramid" pawn structure setup, the control of the e5 outpost, and your kingside attack patterns. We identify if you are playing too passively or missing the classic bishop sacrifice on h7.

openings.page.sections.keyThemes

Systematic developmentEarly Bf4 setupFlexible move orderPyramid pawn structureEasy to learnUniversal against Black setups

openings.page.sections.notablePlayers

Gata KamskyBaadur JobavaMagnus CarlsenLevon Aronian

Frequently Asked Questions

Common questions about London System analysis

The London System begins with 1. d4 followed by 2. Bf4 — the defining move. White develops the light-squared bishop before playing e3, which would otherwise lock it inside the pawn chain. The standard setup continues 2...Nf6 3. e3 e6 4. Nd2 Bd6 5. Bg3 O-O 6. Bd3, creating a solid, systematic structure. The beauty of the London is that this setup is effective against virtually any Black response.
Move order is critical: 2. Bf4 must come before 3. e3. If White plays e3 first, the light-squared bishop is permanently trapped behind the e3-d4 pawn wall. By getting Bf4 out early, White places the bishop on its most active square, where it controls g5, e5, and the central complex. The bishop on f4 supports the Ne5 outpost, targets h7 in certain lines, and is a key piece in creating kingside pressure.
After d4-e3-c3, White builds a triangle of interlocking pawns known as the 'pyramid'. This structure is extremely solid — it supports the d4 anchor, prevents ...Nd4 jumps, and gives the queen access to b3. Combined with Bd3 pointing at h7 and a knight on e5, the pyramid provides a stable platform for either a kingside attack (Ne5, Qc2-h7) or a minority attack on the queenside (b4-b5). It rarely falls apart under pressure.
The Jobava London (2. Nc3 instead of 2. c3 or 2. Nf3) is an aggressive variant popularised by Georgian GM Baadur Jobava. By developing the knight to c3 early, White immediately threatens Nb5 ideas, applies more central pressure on d5, and avoids the passive c3 setup. Jobava's brilliant attacking game against Mamedyarov at the 2015 European Team Championship demonstrated that the opening can produce sharp, decisive positions rather than drawn-out positional squeezes.
The Bishop Blunder Trap occurs after 1. d4 Nf6 2. Bf4 d5 3. e3 Bf5 4. Bd3 Bxd3 5. Qxd3 e6 6. Nf3 Bd6 7. Bg5 Nbd7 8. Nbd2 c5? 9. dxc5 Bxc5??. The natural recapture with the bishop is a mistake — after 10. Nb3, the bishop on c5 must move, then White plays Nbxc5 winning the d7 knight. Black must recapture with 9...Nxc5 to keep equality.
In Game 10 of his 2016 World Championship match against Karjakin — a must-win situation — Carlsen chose the London System for a crucial strategic reason: he needed a position he could press in without risking an early draw by repetition. Carlsen ground Karjakin down over 75 moves, demonstrating that the London's gradual pressure can be devastating at the highest level when played by a sufficiently superior endgame technician.

Famous Games

CarlsenvsKarjakin
World Championship 2016 (Game 10)1-0

Carlsen använder Londonsystemet för att sakta utmanövrera sin motståndare i en djupt strategisk kamp, vilket visar systemets styrka på elitnivå.

KamskyvsKramnik
Dortmund 19961-0

Ett klassiskt Londonparti där vit använder e5-utposten för att inleda ett framgångsrikt och oundvikligt angrepp mot svarts kung.

JobavavsMamedyarov
European Team Championship 20151-0

RapportvsAnand
Grenke Chess Classic 20191-0

Learning Resources

video

Chess.com: Spela Londonsystemet

course

Chessable: Londonsystemet Kurs

book

book

course

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