Chess puzzle (Advantage)
Moves: 1. b3 Nf6 2. e3 d5 3. Bb2 c5 4. g3 Bg4 5. Be2 Bxe2 6. Nxe2 Nc6 7. O-O e5 8. d3
Be7 9. Nd2 O-O 10. c4 Qd7 11. cxd5 Nxd5 12. Nc4 Bf6 13. d4 cxd4 14. exd4 e4 15.
Ne5 Qd6 16. Rc1 Nxe5 17. dxe5 Bxe5 18. Bxe5 Qxe5 19. Rc5 Rad8 20. Nf4 Nc3 21.
Qxd8 Qxc5 22. Qd2 b5 23. Rc1 b4 24. Kf1 Qa5 25. a4 Rd8 26. Qe3 Qa6+ 27. Kg2 f5
28. Qc5 Rd2 *
Position (FEN): 6k1/p5pp/q7/2Q2p2/Pp2pN2/1Pn3P1/3r1PKP/2R5 w - - 2 29
White to move.
Themes:  Endgame  
Puzzle rating: 1993
Best move: Qxb4