Chess puzzle (Crushing)
Moves: 1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. Bd2 Bg7 6. e3 O-O 7. Be2 c5 8. e4
Nxc3 9. bxc3 cxd4 10. cxd4 Qxd4 11. Rc1 Nc6 12. Rc4 Qb6 13. Nf3 Be6 14. Rc2 Nd4
15. Nxd4 Bxd4 16. O-O Rac8 17. Rxc8 Rxc8 18. Bg4 Bxg4 19. Qxg4 Rc2 20. Bh6 f5
21. exf5 *
Position (FEN): 6k1/pp2p2p/1q4pB/5P2/3b2Q1/8/P1r2PPP/5RK1 b - - 0 21
Black to move.
Themes:  Endgame  
Puzzle rating: 1792
Best move: Rxf2