Chess puzzle (Checkmate)
Opening: French_Defense, French_Defense_Two_Knights_Variation
Moves: 1. e4 e6 2. Nc3 d5 3. Nf3 Nf6 4. e5 Nfd7 5. d4 c5 6. dxc5 Bxc5 7. Bd3 Nc6 8.
Bf4 Qb6 9. O-O Be7 10. Qe2 a6 11. Rae1 Qxb2 12. Nxd5 exd5 13. e6 fxe6 14. Qxe6
Qf6 15. Bd6 Qxe6 16. Rxe6 Kf7 17. Rfe1 Bxd6 18. Ng5+ Kf8 *
Position (FEN): r1b2k1r/1p1n2pp/p1nbR3/3p2N1/8/3B4/P1P2PPP/4R1K1 w - - 2 19
White to move.
Themes:  Middlegame Mate in 1 
Puzzle rating: 819
Best move: Re8#