Chess puzzle (Checkmate)
Opening: Caro-Kann_Defense, Caro-Kann_Defense_Other_variations
Moves: 1. e4 c6 2. f4 d5 3. e5 Bf5 4. Nf3 e6 5. Nc3 c5 6. Bb5+ Nc6 7. Bxc6+ bxc6 8. d3
Qa5 9. O-O Ne7 10. Qe1 Ng6 11. b3 Be7 12. g3 O-O 13. h4 c4 14. h5 Nh8 15. dxc4
Bc5+ 16. Kh2 Bb4 17. Bd2 Bxc2 18. Nxd5 Bxd2 *
Position (FEN): r4rkn/p4ppp/2p1p3/q2NP2P/2P2P2/1P3NP1/P1bb3K/R3QR2 w - - 0 19
White to move.
Themes:  Middlegame Mate in 1, Smothered Mate 
Puzzle rating: 1021
Best move: Ne7#