Chess puzzle (Advantage)
Opening: Kings_Indian_Defense, Kings_Indian_Defense_Other_variations
Moves: 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. Nf3 O-O 5. Bg5 Re8 6. e3 d6 7. Qb3 c5 8. d5
Na6 9. a3 Qb6 10. Qxb6 axb6 11. Bd3 Nb4 12. Bb1 Nc2+ *
Position (FEN): r1b1r1k1/1p2ppbp/1p1p1np1/2pP2B1/2P5/P1N1PN2/1Pn2PPP/RB2K2R w KQ - 4 13
White to move.
Themes: Hanging Piece Middlegame  
Puzzle rating: 683
Best move: Bxc2