Mate in three vs White to move
Start Analysis Engine to see Solution #3750 Chess: 5334 Problems, Combination | Cleanchess.com | 1 Jul 2017
1013729
[Event "Start Analysis Engine to see Solution #3750 Chess: 5334 Problems, Combination"]
[Site "Cleanchess.com"]
[Date "2017.07.01"]
[Round "0"]
[White "Mate in three"]
[Black "White to move"]
[FEN "kN1Rr3/pnQ5/8/4P3/qPK5/8/8/8 w - - 0 1"]
1. Na6+ Rxd8 2. Qb8+ Rxb8 3. Nc7# *
http://chessmicrobase.com/microbases/11081/games/1013729?token=5kee64nx