Chess puzzle (Checkmate)
Opening: Indian_Defense, Indian_Defense_Dzindzi-Indian_Defense
Moves: 1. d4 Nf6 2. c4 e6 3. Nf3 a6 4. g3 b5 5. Bg2 Bb7 6. O-O bxc4 7. Nc3 d5 8. Ne5
Qc8 9. Qa4+ c6 10. e4 Be7 11. exd5 exd5 12. Bxd5 Nxd5 13. Nxd5 Bd8 14. Nb6 Bxb6
15. Nxc4 Bc7 16. Re1+ Kf8 17. Qb4+ Kg8 18. Qxb7 Qxb7 *
Position (FEN): rn4kr/1qb2ppp/p1p5/8/2NP4/6P1/PP3P1P/R1B1R1K1 w - - 0 19
White to move.
Themes:  Middlegame Back Rank Mate, Mate in 1 
Puzzle rating: 537
Best move: Re8#