Blunderbase

Benoni Defense

The Benoni Defense starts 1. d4 Nf6 2. c4 c5. The opening book names 46 variations of it, under ECO A40 to A79.

The main line, move by move

Starting position4 more to go

  1. 1
  2. 2

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All 46 Benoni Defense variations

  • A40Franco-Sicilian Hybrid1. d4 e6 2. c4 c5 3. d5 exd5 4. cxd5 d6 5. Nc3 g6 6. e4 Bg7 7. Nf3 Ne7
  • A43Benoni Gambit Accepted1. d4 c5 2. dxc5
  • A43Benoni Gambit, Schlenker Defense1. d4 c5 2. dxc5 Na6
  • A43Benoni-Indian Defense1. d4 c5 2. d5 Nf6
  • A43Benoni-Indian Defense, Kingside Move Order1. d4 c5 2. d5 Nf6 3. Nf3
  • A43Benoni-Staunton Gambit1. d4 c5 2. d5 f5 3. e4
  • A43Cormorant Gambit1. d4 c5 2. dxc5 b6
  • A43French Benoni1. e4 e6 2. d4 c5 3. d5
  • A43Hawk Variation1. d4 Nf6 2. Nf3 c5 3. d5 c4
  • A43Old Benoni1. d4 c5 (also reached by 3 other move orders)
  • A43Old Benoni, Mujannah Formation1. d4 c5 2. d5 f5
  • A43Old Benoni, Schmid Variation1. d4 c5 2. d5 d6 3. Nc3 g6
  • A43Snail Variation1. d4 c5 2. d5 Na6
  • A43Woozle1. d4 c5 2. d5 Nf6 3. Nc3 Qa5
  • A43Zilbermints-Benoni Gambit1. d4 c5 2. b4 (also reached by 1 other move order)
  • A43Zilbermints-Benoni Gambit, Tamarkin Countergambit1. d4 c5 2. Nf3 cxd4 3. b4 e5
  • A44Semi-Benoni1. d4 c5 2. d5 e5 3. e4 d6
  • A56Czech Benoni Defense1. d4 Nf6 2. c4 c5 3. d5 e5
  • A56Hromádka System1. d4 Nf6 2. c4 c5 3. d5 d6
  • A56King's Indian System1. d4 Nf6 2. c4 c5 3. d5 e5 4. Nc3 d6 5. e4 g6
  • A56Weenink Variation1. d4 Nf6 2. c4 c5 3. dxc5 e6
  • A60Modern Variation1. d4 Nf6 2. c4 c5 3. d5 e6
  • A60Modern Variation, Snake Variation1. d4 Nf6 2. c4 c5 3. d5 e6 4. Nc3 exd5 5. cxd5 Bd6
  • A61Fianchetto Variation1. d4 Nf6 2. c4 e6 3. Nf3 c5 4. d5 exd5 5. cxd5 d6 6. Nc3 g6 7. g3 (also reached by 1 other move order)
  • A61Knight's Tour Variation1. d4 Nf6 2. c4 e6 3. Nf3 c5 4. d5 exd5 5. cxd5 d6 6. Nc3 g6 7. Nd2
  • A61Uhlmann Variation1. d4 Nf6 2. c4 e6 3. Nf3 c5 4. d5 exd5 5. cxd5 d6 6. Nc3 g6 7. Bg5
  • A63Fianchetto Variation, Hastings Defense1. d4 Nf6 2. c4 e6 3. g3 c5 4. d5 exd5 5. cxd5 d6 6. Nc3 g6 7. Bg2 Bg7 8. Nf3 O-O 9. O-O Nbd7
  • A64Fianchetto Variation, Hastings Defense, Main Line1. d4 Nf6 2. c4 e6 3. g3 c5 4. d5 exd5 5. cxd5 d6 6. Nc3 g6 7. Bg2 Bg7 8. Nf3 O-O 9. O-O a6 10. a4 Nbd7 11. Nd2 Re8
  • A65King's Pawn Line1. d4 Nf6 2. c4 c5 3. d5 e6 4. Nc3 exd5 5. cxd5 d6 6. e4 (also reached by 2 other move orders)
  • A65King's Pawn Line, with Be31. d4 Nf6 2. c4 c5 3. d5 e6 4. Nc3 exd5 5. cxd5 d6 6. e4 g6 7. f3 Bg7 8. Be3
  • A65King's Pawn Line, with Bg51. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 O-O 6. Bg5 c5 7. d5 (also reached by 2 other move orders)
  • A65King's Pawn Line, with Nge21. d4 Nf6 2. c4 c5 3. d5 e6 4. Nc3 exd5 5. cxd5 d6 6. e4 g6 7. f3 Bg7 8. Nge2 (also reached by 1 other move order)
  • A66Mikenas Variation1. d4 Nf6 2. c4 c5 3. d5 e6 4. Nc3 exd5 5. cxd5 d6 6. e4 g6 7. f4 Bg7 8. e5
  • A66Pawn Storm Variation1. d4 Nf6 2. c4 c5 3. d5 e6 4. Nc3 exd5 5. cxd5 d6 6. e4 g6 7. f4
  • A67Taimanov Variation1. d4 Nf6 2. c4 c5 3. d5 e6 4. Nc3 exd5 5. cxd5 d6 6. e4 g6 7. f4 Bg7 8. Bb5+
  • A68Four Pawns Attack1. d4 Nf6 2. c4 c5 3. d5 e6 4. Nc3 exd5 5. cxd5 d6 6. e4 g6 7. f4 Bg7 8. Nf3 O-O
  • A69Four Pawns Attack, Main Line1. d4 Nf6 2. c4 c5 3. d5 e6 4. Nc3 exd5 5. cxd5 d6 6. e4 g6 7. f4 Bg7 8. Nf3 O-O 9. Be2 Re8
  • A70Classical Variation1. d4 Nf6 2. c4 e6 3. Nf3 c5 4. d5 exd5 5. cxd5 d6 6. Nc3 g6 7. e4 (also reached by 1 other move order)
  • A70Classical Variation, New York Variation1. d4 Nf6 2. c4 e6 3. Nf3 c5 4. d5 exd5 5. cxd5 d6 6. Nc3 g6 7. e4 Bg7 8. h3
  • A70Classical Variation, Traditional Variation1. d4 Nf6 2. c4 e6 3. Nf3 c5 4. d5 exd5 5. cxd5 d6 6. Nc3 g6 7. e4 Bg7 8. Be2
  • A71Classical Variation, Averbakh-Grivas Attack1. d4 Nf6 2. c4 e6 3. Nf3 c5 4. d5 exd5 5. cxd5 d6 6. Nc3 g6 7. e4 Bg7 8. Bg5
  • A73Classical Variation, Main Line1. d4 Nf6 2. c4 c5 3. d5 e6 4. Nc3 exd5 5. cxd5 d6 6. e4 g6 7. Nf3 Bg7 8. Be2 O-O 9. O-O
  • A74Classical Variation, Full Line1. d4 Nf6 2. c4 c5 3. d5 e6 4. Nc3 exd5 5. cxd5 d6 6. e4 g6 7. Nf3 Bg7 8. Be2 O-O 9. O-O a6 10. a4
  • A75Classical Variation, Argentine Counterattack1. d4 Nf6 2. c4 e6 3. Nf3 c5 4. d5 exd5 5. cxd5 d6 6. Nc3 g6 7. e4 Bg7 8. Be2 O-O 9. O-O a6 10. a4 Bg4
  • A76Classical Variation, Czerniak Defense1. d4 Nf6 2. c4 c5 3. d5 e6 4. Nc3 exd5 5. cxd5 d6 6. e4 g6 7. Nf3 Bg7 8. Be2 O-O 9. O-O Re8 (also reached by 2 other move orders)
  • A77Classical Variation, Czerniak Defense, Tal Line1. d4 Nf6 2. c4 c5 3. d5 e6 4. Nc3 exd5 5. cxd5 d6 6. e4 g6 7. Nf3 Bg7 8. Be2 O-O 9. O-O Re8 10. Nd2

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