King's Indian, Petrosian System, Main line 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 0-0 6. Be2 e5 7. d5 Nbd7 8. Bg5 Guide: http://www.masterchessopen.com/guide-chessmicrobase Back to www.masterchessopen.com All Games are selected from the end position for the opening. Eco Codes can vary due to this.