Mate in three vs Black to move

Start Analysis Engine to see Solution #4282 Chess: 5334 Problems, Combination | Cleanchess.com | 1 Jul 2017

1014261

[Event "Start Analysis Engine to see Solution #4282 Chess: 5334 Problems, Combination"] [Site "Cleanchess.com"] [Date "2017.07.01"] [Round "0"] [White "Mate in three"] [Black "Black to move"] [FEN "3r2k1/3r1ppp/1p6/8/2B2P1q/1P2Nn2/PQ2K1bP/2RR4 b - - 0 1"] 1... Qe1+ 2. Rxe1 Rd2+ 3. Qxd2 Rxd2# *

http://chessmicrobase.com/microbases/11081/games/1014261?token=xa1v4tit