Chess puzzle (Advantage)
Opening: Bird_Opening, Bird_Opening_Other_variations
Moves: 1. f4 d6 2. Nf3 Bg4 3. e4 Bxf3 4. Qxf3 Nc6 5. c3 e5 6. fxe5 Nxe5 7. Qd1 Qh4+ 8.
g3 Qxe4+ 9. Kf2 Qxh1 *
Position (FEN): r3kbnr/ppp2ppp/3p4/4n3/8/2P3P1/PP1P1K1P/RNBQ1B1q w kq - 0 10
White to move.
Themes:  Opening  
Puzzle rating: 1144
Best move: Bb5+