Chess puzzle (Advantage)
Moves: 1. d4 d5 2. c4 Nf6 3. Nc3 dxc4 4. e4 Bg4 5. Qa4+ c6 6. Qxc4 Nbd7 7. d5 Nb6 8.
Qd4 cxd5 9. e5 Ne4 10. Nxd5 Qxd5 11. Qxd5 Nxd5 12. f3 O-O-O 13. fxe4 Nb4 14.
Kf2 Rd1 15. h3 Bh5 16. g4 Bg6 17. Bg2 e6 18. Ke2 Rd3 19. a3 Nc2 20. Kxd3 Nxa1
21. Kc3 Be7 22. b4 Kd7 23. Ne2 Rc8+ 24. Kb2 Nc2 25. Rd1+ Ke8 26. Nc3 Nxb4 *
Position (FEN): 2r1k3/pp2bppp/4p1b1/4P3/1n2P1P1/P1N4P/1K4B1/2BR4 w - - 0 27
White to move.
Themes:  Middlegame  
Puzzle rating: 1089
Best move: axb4