Chess puzzle (Equality)
Moves: 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Nf5 Bxf5 7. exf5 Nc6 8.
Bg5 Be7 9. Bc4 O-O 10. Qd3 Rc8 11. O-O-O Nd4 12. h4 Qc7 13. Bb5 a6 14. Ba4 b5
15. Bb3 Nxb3+ *
Position (FEN): 2r2rk1/2q1bppp/p2p1n2/1p2pPB1/7P/1nNQ4/PPP2PP1/2KR3R w - - 0 16
White to move.
Themes:  Middlegame  
Puzzle rating: 1515
Best move: axb3