Mate in three vs Black to move

Start Analysis Engine to see Solution #4192 Chess: 5334 Problems, Combination | Cleanchess.com | 1 Jul 2017

1014171

[Event "Start Analysis Engine to see Solution #4192 Chess: 5334 Problems, Combination"] [Site "Cleanchess.com"] [Date "2017.07.01"] [Round "0"] [White "Mate in three"] [Black "Black to move"] [FEN "N4rk1/pp3ppp/3Q1n2/3ppb2/3n4/P4P2/1Pr3PP/1K1R1BNR b - - 0 1"] 1... Rc1+ 2. Ka2 Bb1+ 3. Ka1 Nb3# *

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