Chess puzzle (Advantage)
Moves: 1. c4 e5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. e4 d6 6. Nge2 Nge7 7. O-O f5 8. f4
O-O 9. d3 fxe4 10. Bxe4 Bf5 11. Bg2 Qd7 12. Nd5 Nxd5 13. Bxd5+ Be6 14. Bg2 Rab8
15. Rb1 Nb4 16. a3 Nc6 17. b4 a6 18. Qc2 Nd4 19. Nxd4 exd4 20. c5 dxc5 21. Qxc5
b6 22. Qc2 Bf5 23. Bb2 Rbe8 24. Bc6 Bxd3 *
Position (FEN): 4rrk1/2pq2bp/ppB3p1/8/1P1p1P2/P2b2P1/1BQ4P/1R3RK1 w - - 0 25
White to move.
Themes:  Middlegame  
Puzzle rating: 1742
Best move: Qb3+