King's Indian Attack
What is the King's Indian Attack?
The King's Indian Attack is a chess opening that begins with 1. Nf3 d5 2. g3. It is classified under ECO A05–A08 and has 20 named variations. White chooses it with the move g3.
Moves: 1. Nf3 d5 2. g3
ECO: A05–A08
Chosen by: White
Main variations
1. Nf3 Nf6 2. g3 d5
1. Nf3 d5 2. g3 g6
1. Nf3 d5 2. g3 Bg4
1. Nf3 d5 2. g3 e5
1. Nf3 d5 2. g3 c5
1. Nf3 Nf6 2. g3 b5
All 20 variations
| ECO | Variation | Moves |
|---|---|---|
| A07 | Main line | 1. Nf3 d5 2. g3 |
| A05 | Main line | 1. Nf3 Nf6 2. g3 d5 |
| A07 | Double Fianchetto | 1. Nf3 d5 2. g3 g6 |
| A07 | Keres Variation | 1. Nf3 d5 2. g3 Bg4 |
| A07 | Omega-Delta Gambit | 1. Nf3 d5 2. g3 e5 |
| A07 | Sicilian Variation | 1. Nf3 d5 2. g3 c5 |
| A05 | Spassky Variation | 1. Nf3 Nf6 2. g3 b5 |
| A05 | Symmetrical Defense | 1. Nf3 Nf6 2. g3 g6 |
| A08 | Sicilian Variation | 1. Nf3 d5 2. g3 c5 3. Bg2 |
| A05 | Smyslov Variation | 1. Nf3 Nf6 2. g3 g6 3. b4 |
| A08 | French Variation | 1. Nf3 d5 2. g3 c5 3. Bg2 Nc6 |
| A07 | Keres Variation | 1. Nf3 d5 2. g3 Bg4 3. Bg2 Nd7 |
| A07 | Keres Variation | 1. Nf3 d5 2. g3 c6 3. Bg2 Bg4 4. O-O Nd7 |
| A07 | Yugoslav Variation | 1. Nf3 Nf6 2. g3 d5 3. Bg2 c6 4. O-O Bg4 |
| A08 | Sicilian Variation | 1. Nf3 d5 2. g3 c5 3. Bg2 Nf6 4. O-O e6 5. d3 |
| A07 | Yugoslav Variation | 1. c4 e6 2. Nf3 d5 3. g3 Nf6 4. Bg2 b6 5. O-O |
| A07 | Pachman System | 1. Nf3 d5 2. g3 g6 3. Bg2 Bg7 4. O-O e5 5. d3 Ne7 |
| A05 | Wahls Defense | 1. Nf3 Nf6 2. g3 g6 3. Bg2 Bg7 4. O-O O-O 5. d3 d5 |
| A08 | Sicilian Variation | 1. e4 e6 2. d3 d5 3. Nd2 Nf6 4. Ngf3 c5 5. g3 Nc6 6. Bg2 Be7 7. O-O O-O 8. Re1 |
| A07 | Keres Variation | 1. Nf3 d5 2. g3 c6 3. Bg2 Bg4 4. O-O Nd7 5. d4 Ngf6 6. c4 e6 7. cxd5 exd5 8. Nc3 Bd6 |
How to learn an opening
Learn the ideas before the moves: where the pieces go, which pawn breaks matter and what the typical middlegame plans are. Then play it, and after each game look up the point where you or your opponent left the known moves. MentoChess shows that point automatically for every game you import.
Opening lessons: Three golden opening rules · Scholar’s mate and how to stop it · Italian Game: plans, not just moves · Answering 1.d4: the Queen’s Gambit Declined · Meeting the Sicilian with 2.c3 · From moves to structures