Mate in three vs Black to move

Start Analysis Engine to see Solution #4255 Chess: 5334 Problems, Combination | Cleanchess.com | 1 Jul 2017

1014234

[Event "Start Analysis Engine to see Solution #4255 Chess: 5334 Problems, Combination"] [Site "Cleanchess.com"] [Date "2017.07.01"] [Round "0"] [White "Mate in three"] [Black "Black to move"] [FEN "2Q2R2/p5pk/7p/1p2ppq1/5n2/P2r1P2/1P3P1P/5B1K b - - 0 1"] 1... Qg2+ 2. Bxg2 Rd1+ 3. Bf1 Rxf1# *

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