Benko Gambit (5. bxa6)

Benko Gambit
	a b c d e f g h 8 7 6 5 4 3 2 1 8 7 6 5 4 3 2 1 a b c d e f g h
	Position in Forsyth-Edwards Notation (FEN) rnbqkb1r/3ppppp/P4n2/2pP4/8/8/PP2PPPP/RNBQKBNR
	Moves: 1. d4 Nf6 2. c4 c5 3. d5 b5 4. cxb5 a6 5. bxa6
	ECO code: A57-A59
	Parent: Benoni Defence

5. bxa6

The standard Benko Gambit line. Black doesn't have to recapture immediately, since the pawn currently has three attackers. Delaying the capture and playing 5...g6 to develop the bishop is most common at master level.

Theory table

1. d4 Nf6 2. c4 c5 3. d5 b5 4. cxb5 a6 5. bxa6

	5	6	7	8	9	10	11
King Walk variation	... g6	Nc3 Bxa6	e4 Bxf1	Kxf1 d6	Nf3 Bg7	g3 O-O	Kg2
Fianchetto variation	... ...	... ...	Nf3 d6	g3 g6	Bg2 Bg7
	... Bxa6	Nc3 d6	Nf3 g6
	... ...	g3 d6	Bg2 g6	b3 Bg7	Bb2
	... ...	b3 g6	Bb2 Bg7

References

Wikipedia has related information at Benko Gambit.

Kasparov, Garry, & Keene, Raymond 1989 Batsford chess openings 2. ISBN 0-8050-3409-9.

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Chess Opening Theory

1. e4 e5
Open games

2. Nf3

2...Nc6

3. Bb5
Spanish

Berlin →
- Anti-Berlin
- Beverwijk
- L'Hermet → Berlin Wall

Morphy →
- Exchange
- Closed → Marshall
- Open
- Arkhangelsk
- Anderssen
- Mackenzie

3. Bc4
Italian

Giuoco Piano →
- Evans gambit
- Giuoco pianissimo
- Rosentreter
- Jerome ??

Two knights defence →
- Open
- Knight attack →
  - Fried liver
  - Polerio

Anti-fried liver ?!
Blackburne shilling ?

3. Nc3 Nf6
Four knights

Other

2...Nf6
Russian

2...d6
Philidor

Other

2. f4
King's gambit

2...exf4
Accepted

King's knight →
- Kieseritzky
- Schallop
- Modern
- Fischer
- Lolli ?
- Muzio ?
Bishop's →
- Cozio

Other
Declined

2. Nc3
Vienna

Falkbeer →
Max Lange

Other

1. e4 c5
Sicilian

2. Nf3

2...Nc6 3. d4 cxd4 4. Nxd4

2...Nc6 other

2...d6 3. d4 cxd4 4. Nxd4

Dragon →
- Levenfish attack
- Yugoslav attack
Dragondorf
Kupreichik
Najdorf →
Scheveningen

2...d6 other

2...e6 3. d4 cxd4 4. Nxd4

French, Normal
Kan
Kveinis
Paulsen-Basman
Taimanov →
- Bastrikov →
  English attack
- Szén →
  Garry Gambit

2...e6 other

Others

Anti-Sicilians

1. e4 e6
French

1. e4 c6
Caro-Kann

1. e4 other

Barnes ?
Borg ?
Corn stalk ??
Duras ??
1...b5 ??

1. d4 d5
Closed games

2. c4
Queen's gambit

2. Nc3

2. other

1. d4 Nf6
Indian

2. c4 e6

2. c4 g6

King's Indian →
Grünfeld

2. c4 other

2. Nf3

2. other:

1. d4 f5
Dutch

1. d4 ...other:

Flank

Unorthodox

a3
Na3
a4
b4
c3
Nc3
d3
e3
f3
h3
Nh3
h4

Benko Gambit
a b c d e f g h 8 7 6 5 4 3 2 1 8 7 6 5 4 3 2 1 a b c d e f g h
Position in Forsyth-Edwards Notation (FEN) rnbqkb1r/3ppppp/P4n2/2pP4/8/8/PP2PPPP/RNBQKBNR
Moves: 1. d4 Nf6 2. c4 c5 3. d5 b5 4. cxb5 a6 5. bxa6
ECO code: A57-A59
Parent: Benoni Defence

Benko Gambit (5. bxa6)

Chess Opening Theory/1. d4/1...Nf6/2. c4/2...c5/3. d5/3...b5/4. cxb5/4...a6/5. bxa6

5. bxa6

Theory table

References