Chess puzzle (Checkmate)
Opening: Sicilian_Defense, Sicilian_Defense_French_Variation
Moves: 1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 d5 5. exd5 exd5 6. Nc3 Nf6 7. Bg5 Be7 8.
Qd2 Be6 9. g3 O-O 10. O-O-O h6 11. Be3 Ne4 12. Nxe4 dxe4 13. Bg2 Bxa2 14. Bxe4
Qc7 15. b3 *
Position (FEN): rn3rk1/ppq1bpp1/7p/8/3NB3/1P2B1P1/b1PQ1P1P/2KR3R b - - 0 15
Black to move.
Themes:  Middlegame Mate in 1 
Puzzle rating: 905
Best move: Ba3#