Chess puzzle (Crushing)
Opening: Scotch_Game, Scotch_Game_Other_variations
Moves: 1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Nxd4 5. Qxd4 d6 6. Bc4 Qf6 7. Qe3 Be6 8.
Bb5+ Bd7 9. Qb3 c6 10. Bd3 O-O-O 11. Be3 d5 12. Bxa7 dxe4 *
Position (FEN): 2kr1bnr/Bp1b1ppp/2p2q2/8/4p3/1Q1B4/PPP2PPP/RN2K2R w KQ - 0 13
White to move.
Themes:  Opening  
Puzzle rating: 1377
Best move: Ba6