Chess puzzle (Checkmate)
Opening: Reti_Opening, Reti_Opening_Reversed_Blumenfeld_Gambit
Moves: 1. Nf3 d5 2. c4 d4 3. e3 c5 4. b4 Bg4 5. exd4 cxd4 6. Bb2 e5 7. Qa4+ Nd7 8.
Nxe5 Be6 9. c5 Nf6 10. Bb5 a6 11. Bxd7+ Nxd7 12. c6 bxc6 13. Nxc6 Qf6 14. Bxd4
Qg6 15. O-O Bh3 16. g3 Qe4 17. f3 Qe2 18. Nc3 *
Position (FEN): r3kb1r/3n1ppp/p1N5/8/QP1B4/2N2PPb/P2Pq2P/R4RK1 b kq - 2 18
Black to move.
Themes:  Middlegame Mate in 1 
Puzzle rating: 879
Best move: Qg2#