Chess puzzle (Equality)
Moves: 1. c4 Nf6 2. d3 g6 3. g3 Bg7 4. e3 O-O 5. Bg2 c6 6. Ne2 d5 7. Qb3 e6 8. O-O
Nbd7 9. a3 Nc5 10. Qc2 dxc4 11. dxc4 Qc7 12. b4 Ncd7 13. Bb2 b6 14. Nbc3 Bb7
15. Ne4 Rfd8 16. Nxf6+ Nxf6 17. c5 bxc5 18. Qxc5 Rd2 19. Bxf6 Bxf6 20. Nd4 Bxd4
21. exd4 Rd8 22. Rad1 Rxd1 23. Rxd1 Qb6 24. Rc1 Qxc5 25. dxc5 Kf8 26. f4 Ke7
27. Bf3 Rd3 28. Be2 Rxa3 29. Rc4 Ba6 30. Re4 Ra1+ 31. Kf2 Ra2 32. Kf3 Bxe2+ 33.
Rxe2 Rxe2 34. Kxe2 a6 35. Kd3 f6 36. Kc4 e5 37. fxe5 fxe5 38. Kd3 Ke6 39. Ke4
h6 40. h3 g5 *
Position (FEN): 8/8/p1p1k2p/2P1p1p1/1P2K3/6PP/8/8 w - - 0 41
White to move.
Themes: Defensive Move, Zugzwang Endgame, Pawn Endgame  
Puzzle rating: 1530
Best move: g4