Dimitris Panagakos https://centerless-chessboard.blogspot.gr/
SoLution https://www.chess.com/members/notes/pampi_nero
Why not... R5xh8 Kg9 Ri9#?
there are in total 8 einstein-rozen briges structured on the move of the knight.... so white queen can pass through 3 blue squares in one move and jump to h8
Dimitris Panagakos https://centerless-chessboard.blogspot.gr/