Chess puzzle (Advantage)
Opening: Alekhine_Defense, Alekhine_Defense_Modern_Variation
Moves: 1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. Nf3 g6 5. c4 Nb6 6. Be2 Bg7 7. Nc3 Nc6 8. exd6
cxd6 9. Be3 Bg4 10. Qd3 d5 11. b3 dxc4 12. bxc4 Bxf3 13. Bxf3 Nxd4 14. Bxd4
Qxd4 15. Qxd4 Bxd4 16. Rc1 Rc8 17. Nb5 Rxc4 *
Position (FEN): 4k2r/pp2pp1p/1n4p1/1N6/2rb4/5B2/P4PPP/2R1K2R w Kk - 0 18
White to move.
Themes:  Middlegame  
Puzzle rating: 1453
Best move: Rxc4