Chess puzzle (Advantage)
Opening: Bird_Opening, Bird_Opening_Other_variations
Moves: 1. f4 Nc6 2. e4 f6 3. Nf3 e5 4. Nh4 f5 5. Qh5+ g6 6. Nxg6 Nf6 7. Qxf5 hxg6 8.
Qxg6+ Ke7 9. Bc4 d5 10. exd5 Nxd5 11. Qg5+ Kd6 12. fxe5+ Kc5 13. d4+ *
Position (FEN): r1bq1b1r/ppp5/2n5/2knP1Q1/2BP4/8/PPP3PP/RNB1K2R b KQ - 0 13
Black to move.
Themes: Hanging Piece Middlegame  
Puzzle rating: 1284
Best move: Kxc4