Mate in three vs White to move

Start Analysis Engine to see Solution #3907 Chess: 5334 Problems, Combination | Cleanchess.com | 1 Jul 2017

1013886

[Event "Start Analysis Engine to see Solution #3907 Chess: 5334 Problems, Combination"] [Site "Cleanchess.com"] [Date "2017.07.01"] [Round "0"] [White "Mate in three"] [Black "White to move"] [FEN "2brrq2/pk6/2np4/3N4/R1PQ4/8/KP6/8 w - - 0 1"] 1. Rxa7+ Nxa7 2. Qb6+ Ka8 3. Nc7# {White mates} *

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