Chess puzzle (Checkmate)
Moves: 1. e4 c6 2. d4 d5 3. exd5 cxd5 4. Nf3 Nc6 5. c3 Nf6 6. Bb5 Bg4 7. h3 Bh5 8. Be3
a6 9. Ba4 b5 10. Bb3 e6 11. Nbd2 Bd6 12. g4 Bg6 13. Nh4 Qc7 14. Nxg6 hxg6 15.
Qe2 Na5 16. Bc2 Nc4 17. Nxc4 bxc4 18. Ba4+ Ke7 19. g5 Ne4 20. O-O-O Rab8 21.
Bc2 Qa5 22. Bxe4 Qxa2 23. Bb1 Qa1 24. Rd2 Rb3 25. Rc2 Rhb8 26. Rd1 Ba3 27. Rdd2
Bxb2+ 28. Rxb2 Rxc3+ 29. Kd1 Qxb1+ 30. Rxb1 *
Position (FEN): 1r6/4kpp1/p3p1p1/3p2P1/2pP4/2r1B2P/3RQP2/1R1K4 b - - 0 30
Black to move.
Themes:  Endgame Mate in 1 
Puzzle rating: 689
Best move: Rxb1#