Mate in three vs Black to move

Start Analysis Engine to see Solution #4199 Chess: 5334 Problems, Combination | Cleanchess.com | 1 Jul 2017

1014178

[Event "Start Analysis Engine to see Solution #4199 Chess: 5334 Problems, Combination"] [Site "Cleanchess.com"] [Date "2017.07.01"] [Round "0"] [White "Mate in three"] [Black "Black to move"] [FEN "1r5k/5p1p/p4Np1/2pP2P1/2Pn4/4RP2/Pr4qP/2QKR3 b - - 0 1"] 1... Rd2+ 2. Qxd2 Rb1+ 3. Qc1 Qc2# *

http://chessmicrobase.com/microbases/11081/games/1014178?token=zdpcl9av