Vertical and horizontal opening and closing (idiom): It can be manipulated freely.
"One" is written horizontally or vertically, and the button can be manipulated freely (vertical and horizontal opening and closing).
"On the Earth" is the complement (adverbial of place) in the riddle, but there is no explanation.
2. Ben (far-fetched)
Vertical = three
Level = one
Demolition is divided into: 1.
Vertical and horizontal opening and closing of the world = three+one+one+two+people = running