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Daily Chess Improvement: Special Endgame!

Normally, B + N v N is a draw. But black is in trouble because of piece placement.

White to move and mate in 9.

  1. Be4! Kb8, 2. Nc6+!

a) 2...Kc8, 3. Bf5#
b) 2...Ka8 (only move), 3. Nd8! Kb8, 4. Nxb7! (4. Bxb7?? stalemate)
b1) 4...Kc8, 5. Bf5+ Kb8, 6. Nc5 Ka8, 7. Bh3 (waiting move) Kb8, 8. Na6+ Ka8, 9. Bg2#
b2) 4...Ka8, 5. Nc5+ Kb8, 6. Bf5! Ka8, 7. Bh3 (waiting move) Kb8, 8. Na6+ Ka8, 9. Bg2#

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