Chess puzzle (Crushing)
Opening: Kings_Indian_Defense, Kings_Indian_Defense_Accelerated_Averbakh_Variation
Moves: 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Bg5 O-O 6. Bd3 Nc6 7. Nf3 e5 8. d5
Nb4 9. Qa4 *
Position (FEN): r1bq1rk1/ppp2pbp/3p1np1/3Pp1B1/QnP1P3/2NB1N2/PP3PPP/R3K2R b KQ - 2 9
Black to move.
Themes: Hanging Piece Middlegame  
Puzzle rating: 1231
Best move: Nxd3+