Mate in two vs White to move

Start Analysis Engine to see Solution No. 3444 Tactic: Chess, Combination | Cleanchess.com | 1 Jul 2017

1013430

[Event "Start Analysis Engine to see Solution No. 3444 Tactic: Chess, Combination"] [Site "Cleanchess.com"] [Date "2017.07.01"] [Round "0"] [White "Mate in two"] [Black "White to move"] [FEN "8/8/8/qR6/kpQ5/8/3N4/3K4 w - - 0 1"] 1.Ke1 Ka3 ( 1...Qb6 ) ( 1...Qxb5 ) *

http://chessmicrobase.com/microbases/11080/games/1013430?token=nz28ggef