ecocodes
Volume E · Indian defenses‹ E73E75 ›
a1b2c3d4e5f6g7h8
Reference position · White to move

E74 King’s Indian Defense: Averbakh Variation, Benoni Defense

E74 holds three named lines, all under the name King’s Indian Defense. It leaves E73 (King’s Indian Defense: Averbakh Variation) with 6...c5. White, to move in that position, has 42 legal moves, the third-highest count of the 39 King’s Indian Defense codes. That final move, by the c-pawn, covers b4 and d4 and opens a line for the queen on d8.

Score sheet
#WhiteBlack
1d4Nf6
2c4g6
3Nc3Bg7
4e4d6
5Be2O-O
6Bg5c5

Lines filed under E74

All three share their first 12 plies, the whole reference line and then split two ways at White’s move 7.

NameAfter the shared startPliesAt the end
King’s Indian Defense: Averbakh Variation, Benoni Defense(the shared start itself)12Black castled
King’s Indian Defense: Averbakh Variation, Benoni Defense, Advance Variation7.d513Black castled
King’s Indian Defense: Averbakh Variation, Benoni Defense, Exchange Variation7.dxc513White +1, Black castled

King’s Indian Defense: Averbakh Variation, Benoni Defense, Advance Variation

  1. 7.d5 The d-pawn advances to d5, covering c6 and e6, opening a line for the queen on d1.

King’s Indian Defense: Averbakh Variation, Benoni Defense, Exchange Variation

  1. 7.dxc5 The d-pawn takes the pawn on c5, covering b6 and d6, opening a line for the queen on d1.

The road to E74

  1. 1.d4 … 4...d6seven earlier stops: A40, A45, A50, E60, E61, E70
  2. 5.Be2E73 Standard Development
  3. 6.Bg5E73 Averbakh Variation
  4. 6...c5E74

The position after 6...c5

White has brought out the knight on c3, bishop on e2 and bishop on g5; Black the knight on f6 and bishop on g7. White could capture with Bxf6, dxc5.

WhiteBlackMaterial (pawn units)3939Minor pieces developed32Moves spent on pawns33Pawns on d4, e4, d5, e520Squares attacked in the other half85not castledcastled kingside, move 5

Codes that branch off from E74

The reference lines of one other code leave E74 from the position after 7.d5, each with its own moves.

CodeMovesReference line
E757...e6King’s Indian Defense: Averbakh Variation, Main Line

Closest boards in other codes

CodeLineDiffers on
E77King’s Indian Defense: Four Pawns Attacksix squares: c1, f2, f4, c5, g5, c7
E78King’s Indian Defense: Four Pawns Attack, Fluid Attacksix squares: c1, g1, f2, f3, f4, g5
E91King’s Indian Defense: Orthodox Variationsix squares: c1, g1, f3, c5, g5, c7
A72Benoni Defense: Classical Variationeight squares: c1, g1, f3, c4, d4, d5, g5, e7
E81King’s Indian Defense: Sämisch Variation, Normal Defenseeight squares: c1, f1, e2, f2, f3, c5, g5, c7
E92King’s Indian Defense: Orthodox Variationeight squares: c1, g1, f3, c5, e5, g5, c7, e7
D87Grünfeld Defense: Exchange Variation, Spassky Variationnine squares: c1, g1, b2, e2, c3, c4, g5, d6 …

Where lines continue from here

One named line filed under other codes passes through the position after 6...c5. It belongs to the code listed above.

Volume E

  1. 00
  2. 01
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  4. 03
  5. 04
  6. 05
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  99. 98
  100. 99

Open this line in the finderAll King’s Indian Defense codes