Chess puzzle (Checkmate)
Opening: Zukertort_Opening, Zukertort_Opening_Other_variations
Moves: 1. Nf3 d5 2. e3 c6 3. c4 Nf6 4. Nc3 Bg4 5. Qb3 Qb6 6. Ne5 Qxb3 7. axb3 Bf5 8.
cxd5 cxd5 9. Bb5+ Nbd7 10. g4 Nxg4 11. Nxg4 Bxg4 12. Nxd5 Rc8 13. Rxa7 *
Position (FEN): 2r1kb1r/Rp1npppp/8/1B1N4/6b1/1P2P3/1P1P1P1P/2B1K2R b Kk - 0 13
Black to move.
Themes: Hanging Piece Middlegame Mate in 1 
Puzzle rating: 497
Best move: Rxc1#