Chess puzzle (Advantage)
Moves: 1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 Bc5 5. O-O h6 6. c3 Ng4 7. b4 Bb6 8. d4
exd4 9. cxd4 d6 10. e5 dxe5 11. Nxe5 Ngxe5 12. dxe5 Qxd1 13. Rxd1 Nxe5 14. Re1
f6 15. Bb2 Bd7 16. Bxe5 fxe5 17. Rxe5+ Kd8 18. Nc3 Bd4 19. Rd5 Bxc3 20. Rad1
Bxb4 *
Position (FEN): r2k3r/pppb2p1/7p/3R4/1bB5/8/P4PPP/3R2K1 w - - 0 21
White to move.
Themes:  Middlegame  
Puzzle rating: 818
Best move: Rxd7+