Chess puzzle (Checkmate)
Moves: 1. c4 Nf6 2. Nc3 c6 3. e4 d5 4. cxd5 cxd5 5. e5 Nfd7 6. d4 Nc6 7. Nf3 Nb6 8.
Bb5 Bg4 9. h3 Bh5 10. g4 Bg6 11. e6 f6 12. Qb3 a6 13. Be2 Be4 14. Be3 Nc4 15.
Qxb7 N6a5 16. Qb4 Qb6 17. Qa4+ Qc6 18. Qxc6+ Nxc6 19. Nxe4 Nxe3 20. fxe3 dxe4
21. Nd2 Nd8 22. d5 Rb8 23. O-O-O Nb7 24. Nxe4 Nd6 25. Nc5 g6 26. Nxa6 Rc8+ 27.
Kb1 Bh6 28. Rd3 O-O 29. h4 Nc4 30. Rc3 Nd2+ 31. Ka1 Rxc3 32. bxc3 Bxe3 33. c4
Rc8 34. Nb4 *
Position (FEN): 2r3k1/4p2p/4Ppp1/3P4/1NP3PP/4b3/P2nB3/K6R b - - 2 34
Black to move.
Themes:  Endgame Mate in 1 
Puzzle rating: 1174
Best move: Bd4#