Purpose - Property in wmi

List of namespaces with Purpose property

NameSpace	n of Classes
ROOT\CIMV2	23
ROOT\CIMV2\ms_409	23
ROOT\CIMV2\storage\iscsitarget	3
ROOT\Microsoft\Windows\RemoteAccess	1
ROOT\Microsoft\Windows\RemoteAccess\MS_409	1
ROOT\virtualization\v2	5