Chess puzzle (Advantage)
Moves: 1. d4 d6 2. e4 e5 3. c3 Nf6 4. dxe5 dxe5 5. Qb3 Be6 6. Bc4 b5 7. Qxb5+ c6 8.
Qxe5 Bd6 9. Qd4 c5 10. Qd3 O-O 11. Nf3 Ng4 12. b4 Ne5 13. Nxe5 Bxe5 14. Qxd8
Rxd8 15. Bxe6 fxe6 16. bxc5 Rd3 17. Ke2 Rxc3 18. Nxc3 Bxc3 19. Rb1 Nc6 20. Rb6
*
Position (FEN): r5k1/p5pp/1Rn1p3/2P5/4P3/2b5/P3KPPP/2B4R b - - 3 20
Black to move.
Themes:  Endgame  
Puzzle rating: 1253
Best move: axb6