Wonderful logic. Much like a moremover with a fore-plan and a main-plan. The fore-plan is to lure bPh7 to g6 such that white can then execute the main-plan which is to hide his king from check on h7 behind the pawn!
Endgame Study - Y. Roslov, 1989, 11th prize USSR vs Rest of the World tourney.
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White to play and win.
https://www.chess.com/blog/lodrac91/y-roslov-1989-11th-prize-ussr-vs-rest-of-the-world-tourney