Chess puzzle (Advantage)
Opening: Mexican_Defense, Mexican_Defense_Other_variations
Moves: 1. d4 Nf6 2. c4 Nc6 3. Nc3 e5 4. d5 Ne7 5. Nf3 Ng6 6. e3 Bb4 7. Bd2 O-O 8. a3
Bc5 9. b4 Be7 10. Bd3 a5 11. Bxg6 axb4 12. Nxe5 *
Position (FEN): r1bq1rk1/1pppbppp/5nB1/3PN3/1pP5/P1N1P3/3B1PPP/R2QK2R b KQ - 0 12
Black to move.
Themes:  Opening  
Puzzle rating: 1486
Best move: bxc3