# Product classification and structure
## OS MasterMap Greenspace Layer classification scheme
OS MasterMap Greenspace Layer consists of the following general classifications:
* Public parks or gardens
* Private gardens or grounds
* Amenity greenspace
* Play spaces
* Sports areas and playing fields
* Natural or semi-natural greenspaces
* Allotments or community growing spaces
* Churchyards or burial grounds
* Camping or caravan sites
* Areas undergoing land use change
A full list of the definitions of these classifications is included in the Code lists below.
## Model overview
OS MasterMap Greenspace Layer is constructed as per the following UML diagram:
