Chess puzzle (Crushing)
Opening: Nimzowitsch_Defense, Nimzowitsch_Defense_Colorado_Countergambit
Moves: 1. e4 Nc6 2. Nf3 f5 3. Nc3 fxe4 4. Nxe4 d5 5. Nc3 Nf6 6. d4 Bg4 7. h3 Bh5 8. g4
Bg6 9. Ne5 Nxe5 10. dxe5 Ne4 11. Qxd5 Nxc3 12. Qxd8+ Rxd8 13. bxc3 Bxc2 14. Bd2
e6 15. Bg2 Bc5 16. Bxb7 O-O 17. Rc1 *
Position (FEN): 3r1rk1/pBp3pp/4p3/2b1P3/6P1/2P4P/P1bB1P2/2R1K2R b K - 2 17
Black to move.
Themes: Attacking f2 or f7 Middlegame  
Puzzle rating: 1003
Best move: Bxf2+