Chess puzzle (Checkmate)
Moves: 1. e4 c6 2. d4 d5 3. e5 Bf5 4. h4 h5 5. Bd3 Bxd3 6. Qxd3 e6 7. f4 Ne7 8. c4
dxc4 9. Qxc4 Nd7 10. Nc3 Nb6 11. Qd3 Nf5 12. Nf3 Nd5 13. Bd2 Bb4 14. O-O-O Qa5
15. Kb1 O-O-O 16. Ne4 Bxd2 17. Rxd2 Nb4 18. Qb3 Rhf8 19. Rc1 Rd7 20. Nc5 Rc7
21. Ng5 Na6 22. Nxa6 Qxa6 23. Ne4 Rd8 24. Nc5 Qa5 25. Qc3 Qxc3 26. bxc3 g6 27.
Ne4 b6 28. g3 Rcd7 29. Nf6 Rc7 30. Ne4 c5 31. Rcd1 cxd4 32. cxd4 Rcd7 33. Rc1+
Kb7 34. Rdc2 Nxd4 35. Nd6+ Ka6 36. Rc4 Nf5 *
Position (FEN): 3r4/p2r1p2/kp1Np1p1/4Pn1p/2R2P1P/6P1/P7/1KR5 w - - 4 37
White to move.
Themes:  Endgame Anastasia's Mate, Mate in 1 
Puzzle rating: 634
Best move: Ra4#