[Event "Pandolfini's Endgame Course"] [Site "Cleanchess.com"] [Round "0"] [White "Endgame 022"] [Black "Transition to the Lock"] [Result "1-0"] [FEN "8/4Nk2/3K4/8/8/4B3/8/8 w - - 0 1"] 1. Bg5 Ke8 2. Ng6 Kf7 3. Ne5+ Ke8 4. Kc6 Kf8 5. Kd7 Kg7 6. Ke7 Kh8 7. Bh6 Kh7 8. Bf8 Kg8 9. Ng4 Kh7 10. Kf7 Kh8 11. Bg7+ Kh7 12. Nf6# 1-0