Chess puzzle (Crushing)
Opening: Queens_Pawn_Game, Queens_Pawn_Game_Veresov
Moves: 1. d4 d5 2. f3 Nf6 3. Nc3 e6 4. Bf4 c5 5. e3 Bd6 6. Bg5 O-O 7. Nh3 h6 8. Bxf6
Qxf6 9. Nf2 e5 10. Nxd5 Qe6 11. c4 exd4 12. e4 Nd7 13. Bd3 Nf6 14. O-O Re8 15.
Re1 Bd7 16. Bc2 a6 17. Qd3 Nxd5 18. cxd5 Qe5 19. Ng4 *
Position (FEN): r3r1k1/1p1b1pp1/p2b3p/2pPq3/3pP1N1/3Q1P2/PPB3PP/R3R1K1 b - - 2 19
Black to move.
Themes:  Middlegame  
Puzzle rating: 1343
Best move: Bxg4