Try here if you want to solve on interactive board without hints - https://onlinequicktool.com/chess-puzzle-160/
FEN (if you want to use any other apps) - k1r2q2/ppQ5/N7/8/8/8/8/3K4 w KQkq - 0 1
::: spoiler Question I'm a total noob in regards to chess, but why isn't the black king going to b2 but the rook is? :::