Chess puzzle (Advantage)
Moves: 1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Nxd4 5. Qxd4 d6 6. Bc4 Be6 7. Nc3 Nf6 8.
Bg5 Be7 9. O-O-O O-O 10. h4 Bxc4 11. Qxc4 c6 12. e5 Nd5 13. Bxe7 Qxe7 14. Nxd5
cxd5 15. Qxd5 dxe5 16. Kb1 Rac8 17. g3 Qc7 18. Qb3 b5 19. a3 a5 20. Qd3 b4 21.
axb4 *
Position (FEN): 2r2rk1/2q2ppp/8/p3p3/1P5P/3Q2P1/1PP2P2/1K1R3R b - - 0 21
Black to move.
Themes:  Endgame  
Puzzle rating: 2039
Best move: axb4