Chess puzzle (Checkmate)
Moves: 1. d4 c6 2. c4 d5 3. Nf3 Nf6 4. Nc3 Bg4 5. Ne5 Bh5 6. cxd5 cxd5 7. Qb3 Qb6 8.
Qxb6 axb6 9. Bg5 h6 10. Bh4 g5 11. Bg3 Bg7 12. e4 e6 13. Bb5+ Kf8 14. exd5 exd5
15. O-O Kg8 16. Rfe1 Na6 17. Nd7 Nxd7 18. Bxd7 Bxd4 19. Nxd5 Rd8 20. Ne7+ Kf8
21. Bf5 Bf6 22. Nc8 Bg6 23. Bxg6 Rxc8 24. Bf5 Rd8 25. Rad1 Kg7 26. b3 Rd4 27.
h3 Rhd8 28. Rxd4 Rxd4 29. Re2 Nb4 30. a4 Nd5 31. Bc2 Nf4 32. Re8 Rd2 33. Bxf4
Rxc2 34. Be3 Rb2 35. Bxb6 Rxb3 36. a5 Rb5 37. Rb8 Be5 38. Rxb7 *
Position (FEN): 8/1R3pk1/1B5p/Pr2b1p1/8/7P/5PP1/6K1 b - - 0 38
Black to move.
Themes:  Endgame Mate in 1 
Puzzle rating: 507
Best move: Rb1#