Chess puzzle (Advantage)
Moves: 1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Nc3 Qc7 6. Be3 Nf6 7. f3 h5 8. Qd2
b5 9. h4 Bb7 10. O-O-O Nc6 11. Nxc6 Bxc6 12. f4 Ng4 13. e5 Nxe3 14. Qxe3 Qb7
15. Rg1 b4 16. Ne2 Bd5 17. b3 Rc8 18. Rd3 Bc5 19. Nd4 Qc7 20. Qd2 Qa5 21. Kb1
Qb6 22. g4 a5 23. gxh5 *
Position (FEN): 2r1k2r/3p1pp1/1q2p3/p1bbP2P/1p1N1P1P/1P1R4/P1PQ4/1K3BR1 b k - 0 23
Black to move.
Themes:  Middlegame  
Puzzle rating: 1777
Best move: Be4