Chess puzzle (Advantage)
Moves: 1. d4 Nf6 2. Nf3 g6 3. c4 Bg7 4. Nc3 O-O 5. g3 Re8 6. Bg2 d6 7. O-O Nbd7 8. Qc2
Rb8 9. e4 b6 10. e5 dxe5 11. dxe5 Ng4 12. Re1 Ngxe5 13. Nxe5 Nxe5 14. Nd5 e6
15. Nb4 a5 16. Rxe5 Bxe5 17. Nc6 Qf6 18. Nxb8 Bd6 19. Nc6 e5 20. a3 Bf5 21. Qa4
e4 22. Nd4 Re5 23. Ne2 Bc5 24. Bf4 Re7 25. Rf1 Qxb2 26. Nc1 e3 27. fxe3 Bxe3+
28. Bxe3 Rxe3 29. c5 Rc3 30. cxb6 *
Position (FEN): 6k1/2p2p1p/1P4p1/p4b2/Q7/P1r3P1/1q4BP/2N2RK1 b - - 0 30
Black to move.
Themes:  Middlegame  
Puzzle rating: 1816
Best move: Rxc1