Parent - Property in wmi

List of namespaces with Parent property

NameSpace	n of Classes
ROOT\CIMV2	2
ROOT\CIMV2\ms_409	2
ROOT\Microsoft\Windows\Storage\SM	23
ROOT\Microsoft\Windows\Storage\SM\ms_409	1
ROOT\msdtc	1
ROOT\virtualization\v2	23
ROOT\virtualization\v2\ms_409	2
ROOT\WMI	2