Chess puzzle (Advantage)
Opening: Sicilian_Defense, Sicilian_Defense_Lasker-Pelikan_Variation
Moves: 1. e4 c5 2. d4 cxd4 3. Qxd4 Nc6 4. Qd1 Nf6 5. Nc3 e5 6. Nf3 Bb4 7. Bd2 O-O 8.
Bb5 Bxc3 9. Bxc3 Nxe4 10. O-O Nxc3 11. bxc3 a6 12. Bxc6 dxc6 13. Qxd8 Rxd8 14.
Nxe5 Bf5 15. Rac1 Rd2 16. Nf3 Rxc2 17. Rb1 Rxa2 18. Rxb7 Rc2 *
Position (FEN): r5k1/1R3ppp/p1p5/5b2/8/2P2N2/2r2PPP/5RK1 w - - 1 19
White to move.
Themes:  Endgame  
Puzzle rating: 1514
Best move: Nd4