Chess puzzle (Equality)
Moves: 1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. O-O Nxe4 5. d3 Nd6 6. Bb3 Be7 7. Re1 O-O 8.
Nxe5 Nxe5 9. Rxe5 Bf6 10. Re2 Nb5 11. c3 d5 12. d4 Bg4 13. f3 Bf5 14. Bf4 c6
15. Nd2 Qd7 16. Nf1 Rfe8 17. Ng3 Bg6 18. Rf2 Re7 19. Qd2 Rae8 20. Raf1 Nd6 21.
Bc2 Nc4 22. Qc1 Ne3 23. Bxe3 Rxe3 24. Bxg6 hxg6 25. Qc2 R3e7 26. Ne2 b5 27. Nf4
Bg5 28. g3 Bxf4 29. gxf4 Qh3 30. Qd2 Re3 31. Rg2 Rxf3 32. Re1 Rfe3 33. Rxe3
Rxe3 34. Qf2 Rd3 35. Qe2 Re3 36. Qd2 Qf3 37. Rf2 Qg4+ 38. Kf1 Rf3 39. a3 Qh3+
40. Kg1 Kh7 41. Rg2 Rd3 42. Qe2 Re3 43. Qf2 Kg8 44. Rg3 Rxg3+ 45. hxg3 Qf5 46.
Kg2 Qe4+ 47. Kh3 f6 48. Kh2 Kf7 49. Qd2 Qf3 50. b3 Qg4 51. a4 a6 52. axb5 axb5
53. Qa2 g5 54. fxg5 Qxg5 55. Qe2 Qf5 56. Qa2 Qd3 57. Qb2 g5 58. Kg2 f5 59. Kh2
f4 60. gxf4 gxf4 61. Qf2 Qe3 62. Qxe3 fxe3 63. Kg2 Kf6 64. Kf3 Kf5 *
Position (FEN): 8/8/2p5/1p1p1k2/3P4/1PP1pK2/8/8 w - - 4 65
White to move.
Themes: Defensive Move Endgame, Pawn Endgame  
Puzzle rating: 2186
Best move: b4