Chess puzzle (Advantage)
Opening: Hungarian_Opening, Hungarian_Opening_Other_variations
Moves: 1. g3 e5 2. c4 Nc6 3. Nc3 Nd4 4. e3 Nf5 5. Nf3 b6 6. Nxe5 Bb7 7. Nf3 Qe7 8. Bg2
Nd4 9. O-O Nxf3+ 10. Bxf3 O-O-O 11. Bxb7+ Kxb7 12. Qa4 Qc5 13. Nb5 a6 14. d4 *
Position (FEN): 3r1bnr/1kpp1ppp/pp6/1Nq5/Q1PP4/4P1P1/PP3P1P/R1B2RK1 b - - 0 14
Black to move.
Themes:  Middlegame  
Puzzle rating: 1261
Best move: axb5