Pirc Defense: 150 Attack, Sveshnikov-Jansa Attack

The Pirc Defense: 150 Attack, Sveshnikov-Jansa Attack is a chess opening classified under ECO code B07 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 5 moves: 1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. Be3 c6 5. h3. The resulting position leaves black to move.