Chess puzzle (Crushing)
Moves: 1. e4 d5 2. exd5 Qxd5 3. d4 Bf5 4. c4 Qe4+ 5. Ne2 e6 6. a3 Nf6 7. Nc3 Qc6 8.
Ng3 Bg6 9. b4 Be7 10. b5 Qd7 11. Be2 O-O 12. O-O c5 13. Be3 cxd4 14. Bxd4 Rd8
15. Be3 Qc7 16. Qb3 Nbd7 17. a4 Nc5 18. Qb2 Nfe4 19. Ngxe4 Nxe4 20. Nxe4 Bxe4
21. Bd4 f6 22. Kh1 e5 23. Be3 Bd3 24. Bxd3 Rxd3 25. Qc2 Rad8 26. Bxa7 b6 27.
Bxb6 Qxb6 28. a5 Qa7 29. b6 Qa6 30. c5 Ra3 31. c6 Bd6 32. Rfd1 Rxa5 33. c7 Rc8
34. Rxa5 Qxa5 35. Qc4+ Kf8 36. Qb3 Ke7 37. h3 Qa6 *
Position (FEN): 2r5/2P1k1pp/qP1b1p2/4p3/8/1Q5P/5PP1/3R3K w - - 1 38
White to move.
Themes: Advanced Pawn Endgame  
Puzzle rating: 1224
Best move: b7