Chessda

Modern Defense

The Modern Defense (ECO A04–B27) is a chess opening that begins 1. e4 g6.

Modern Defense — after 1. e4 g6

The main line

The Modern Defense is reached by 1. e4 g6 (ECO B06). It's one of 39 named lines under this opening in the book.

Named variations (26)

  • Semi-Averbakh Variation1. Nf3 c5 2. c4 g6 3. d4 Bg7 4. e4 Qb6 (A04)
  • Bishop Attack1. e4 g6 2. d4 Bg7 3. Bc4 (B06)
  • Two Knights Variation1. e4 g6 2. d4 Bg7 3. Nc3 d6 4. Nf3 (B06)
  • Norwegian Defense1. e4 g6 2. d4 Nf6 (B06)
  • Lizard Defense1. d4 g6 2. h4 Nf6 3. h5 (A40)
  • Mongredien Defense1. e4 g6 2. d4 Bg7 3. Nc3 b6 (B06)
  • Fianchetto Gambit1. e4 g6 2. d4 f5 (B06)
  • Three Pawns Attack1. e4 g6 2. d4 Bg7 3. f4 (B06)
  • Standard Line1. e4 g6 2. d4 Bg7 3. Nc3 (B06)
  • Westermann Gambit1. e4 g6 2. d4 Bg7 3. Bd2 (B06)
  • Wind Gambit1. e4 g6 2. d4 Bg7 3. Bd3 (B06)
  • Neo-Modern Defense1. d4 g6 2. c4 Bg7 3. e4 e5 (A41)
  • Modern Pterodactyl1. e4 g6 2. d4 Bg7 3. Nc3 c5 (B06)
  • Standard Defense1. e4 g6 2. d4 Bg7 3. Nc3 d6 (B06)
  • Averbakh System1. d4 g6 2. c4 Bg7 3. Nc3 d6 4. e4 (A42)
  • Pseudo-Austrian Attack1. e4 g6 2. d4 Bg7 3. Nc3 d6 4. f4 (B06)
  • Geller's System1. e4 g6 2. d4 Bg7 3. Nf3 d6 4. c3 (B07)
  • Randspringer Variation1. d4 g6 2. c4 Bg7 3. Nc3 d6 4. e4 f5 (A42)
  • Kotov Variation1. d4 g6 2. c4 Bg7 3. Nc3 d6 4. e4 Nc6 (A42)
  • Pterodactyl Variation1. e4 c5 2. Nf3 g6 3. d4 Bg7 4. Nc3 Qa5 (B27)
  • Averbakh Variation1. d4 g6 2. c4 Bg7 3. e4 d6 4. Be3 Nf6 5. f3 (A42)
  • Anti-Modern1. e4 g6 2. d4 Bg7 3. Nc3 c6 4. Bc4 d6 5. Qe2 (B06)
  • Gurgenidze Defense1. e4 g6 2. d4 Bg7 3. Nc3 c6 4. f4 d5 5. e5 h5 (B06)
  • Beefeater Variation1. d4 g6 2. c4 Bg7 3. Nc3 c5 4. d5 Bxc3+ 5. bxc3 f5 (A40)
  • Dunworthy Variation1. e4 g6 2. d4 Bg7 3. c4 d5 4. exd5 c6 5. dxc6 Bxd4 (B06)
  • Masur Gambit1. e4 g6 2. d4 Nh6 3. Nc3 f5 4. Bxh6 Bxh6 5. exf5 O-O (B06)

Analyze the Modern Defense

Play through this opening on the free analysis board, or review one of your own gamesto see how accurately you handled it — every move classified, with the engine's best line on each mistake.

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