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Chess Opening Theory/1. e4/1...c5/2. a3/2...Nc6

Mengarini Variation
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Position in Forsyth-Edwards Notation (FEN)

r1bqkbnr/pp1ppppp/2n5/2p5/4P3/P7/1PPP1PPP/RNBQKBNR w

Moves: 1. e4 c5 2. a3 Nc6
Parent: Sicilian Defense

Mengarini Variation

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The most common and logical follow-up to 2. a3 in this situation is 3. b4, a delayed Wing Gambit, with the idea to deflect the c5-pawn from the center.

Theory table

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For explanation of theory tables, see theory table and for notation, see algebraic notation..

1. e4 c5 2. a3 Nc6

3 4 5 6
b4
Nf6		 b5
Nd4		 c3
Ne6		 e5
Nd5		 =

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v · t · e
Chess Opening Theory
1. e4 e5
Open game
2. Nf3
With 2...Nc6:
  • Four knights (
    )
  • Italian game (
    )
  • Spanish game (
    )

With other 2nd moves:

2. Other

1. e4 c5
Sicilian defence
2. Nf3 · Open Sicilian
With 2...Nc6:

With 2...d6:

With 2...e6:

With other 2nd moves:
Anti-Sicilians
1. e4 ...other:
Caro-Kann
French
Other


1. d4 d5
Closed game
2. c4
2. Nc3
2. other
1. d4 Nf6
Indian defence
2. c4
With 2...e6:

With 2...g6:

With other 2nd moves for Black:
2. Nf3
2. other:
1. d4 f5
Dutch defence
1. d4 ...other:
Flank
Unorthodox
出典: Chess Opening Theory/1. e4/1...c5/2. a3/2...Nc6

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