Rubik Plane (y.h.rub) on Google Play

WhoIs for 'h.y'

y.h.rub
This puzzle is on the development view of Robik's cube.Do you know ?How will the moving of Robik be like on development view?How will it be like about different pattern?Some puzzlers may be thinking of it.Is it sure? I don't know.Maybe, this puzzle will give the answer to the question. Really? I don't know.Anyway, it needs your smart idea.