Chess puzzle (Equality)
Moves: 1. e4 c5 2. Bc4 Nc6 3. a3 Nf6 4. d3 d5 5. exd5 Nxd5 6. h3 g6 7. Qf3 Nf6 8. Bg5
Bg7 9. c3 Bf5 10. Nd2 Ne5 11. Bb5+ Bd7 12. Qxb7 Bxb5 *
Position (FEN): r2qk2r/pQ2ppbp/5np1/1bp1n1B1/8/P1PP3P/1P1N1PP1/R3K1NR w KQkq - 0 13
White to move.
Themes:  Middlegame  
Puzzle rating: 1500
Best move: Qxb5+