Chess puzzle (Checkmate)
Opening: Slav_Defense, Slav_Defense_Exchange_Variation
Moves: 1. d4 d5 2. c4 c6 3. cxd5 cxd5 4. Nc3 Nf6 5. Bg5 e6 6. Nf3 Bb4 7. a3 Ba5 8. b4
Bc7 9. e3 O-O 10. Bd3 Nc6 11. O-O Re8 12. Qb3 a6 13. Rac1 Qd6 14. Bf4 e5 15.
dxe5 Nxe5 16. Nxe5 Rxe5 17. Bxe5 Qxe5 18. Be2 *
Position (FEN): r1b3k1/1pb2ppp/p4n2/3pq3/1P6/PQN1P3/4BPPP/2R2RK1 b - - 1 18
Black to move.
Themes: Kingside Attack Middlegame Mate in 1 
Puzzle rating: 1024
Best move: Qxh2#