1957 floor size
https://w3id.org/class/redaktor/floorSize
Definition
The size of the accommodation, e.g. in square meter or squarefoot.Typical unit code(s): MTK for square meter, FTK for square foot, or YDK for square yard
Typical unit code(s): MTK for square meter, FTK for square foot, or YDK for square yard