Chess puzzle (Checkmate)
Opening: Indian_Defense, Indian_Defense_Other_variations
Moves: 1. d4 Nf6 2. Nc3 e6 3. a3 d5 4. e3 c5 5. Nf3 Nc6 6. Be2 Bd6 7. O-O O-O 8. dxc5
Bxc5 9. b4 Bd6 10. Nb5 Bb8 11. Bb2 a6 12. Nbd4 Qd6 13. g3 e5 14. Nxc6 Bh3 15.
Re1 Qxc6 16. Bxe5 d4 17. Bxb8 Raxb8 18. Nxd4 *
Position (FEN): 1r3rk1/1p3ppp/p1q2n2/8/1P1N4/P3P1Pb/2P1BP1P/R2QR1K1 b - - 0 18
Black to move.
Themes:  Middlegame Mate in 1 
Puzzle rating: 1529
Best move: Qg2#