The Sicilian Defense: Mengarini Variation is a chess opening classified under ECO code B20 in the Semi-Open Games family, where Black responds to 1.e4 with something other than 1...e5, including the Sicilian Defense, Caro-Kann, and Pirc. It is reached after 2 moves: 1. e4 c5 2. a3. The resulting position leaves black to move.
Resulting Position
1. e4 c5 2. a3
rnbqkbnr/pp1ppppp/8/2p5/4P3/P7/1PPP1PPP/RNBQKBNR b KQkq - 0 2Resulting Position