Chess puzzle (Equality)
Moves: 1. e4 c5 2. f4 Nc6 3. Nf3 d6 4. Bc4 e6 5. O-O a6 6. c3 b5 7. Bb3 c4 8. Bc2 Qb6+
9. Kh1 Bb7 10. e5 dxe5 11. Nxe5 Nxe5 12. fxe5 Ne7 13. d4 cxd3 14. Bxd3 Qc6 15.
Qc2 Ng6 16. Bxg6 hxg6 17. Bf4 Bc5 18. Qe2 Rh4 19. Nd2 Rd8 20. Bg3 Rg4 21. Nf3
Re4 22. Qc2 Re3 23. b4 Bxb4 24. Qf2 Rxc3 25. Ng5 Rd7 26. Nxf7 Rc2 27. Nd6+ Bxd6
28. Qf3 Qxf3 29. gxf3 Bc5 30. a4 Rdd2 31. axb5 Bf2 32. Rxf2 Rxf2 33. Bxf2 Rxf2
34. bxa6 Bxf3+ 35. Kg1 Rg2+ 36. Kf1 Rxh2 37. Ra3 Ba8 38. a7 Rb2 39. Rh3 Bg2+
40. Kg1 Bxh3 *
Position (FEN): 4k3/P5p1/4p1p1/4P3/8/7b/1r6/6K1 w - - 0 41
White to move.
Themes: Advanced Pawn Endgame  Promotion
Puzzle rating: 1608
Best move: a8=Q+