Chess puzzle (Crushing)
Moves: 1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. a3 d5 5. exd5 Nxd5 6. Nxd5 Qxd5 7. Be2 Be7 8.
O-O e4 9. c4 Qe6 10. Ne1 Nd4 11. Nc2 Bf6 12. Nxd4 Bxd4 13. Qc2 O-O 14. d3 exd3
15. Bxd3 g6 16. Bd2 Re8 17. Bc3 Bxc3 18. Qxc3 Bd7 19. Rfe1 Qd6 20. Rad1 Rxe1+
21. Qxe1 Re8 22. Be2 Qb6 23. b4 Be6 24. Qd2 c5 25. b5 a6 26. a4 axb5 27. a5 Qc7
28. cxb5 Bb3 29. Rc1 Rd8 30. Qc3 c4 31. Qxb3 cxb3 32. Rxc7 Rd2 33. Rc1 Rxe2 34.
a6 bxa6 35. b6 b2 36. Rb1 Rc2 37. Kf1 Rc1+ 38. Ke2 Rxb1 39. b7 Rc1 *
Position (FEN): 6k1/1P3p1p/p5p1/8/8/8/1p2KPPP/2r5 w - - 1 40
White to move.
Themes: Advanced Pawn Endgame  Promotion
Puzzle rating: 823
Best move: b8=Q+