]> An automatic updated ontology describing a device A Device is a physical object that can provide some services. A service provided associated with a device. A service may have some states. Provides service A device provides some services. is owned by user A device has an owner. is owned by group A device belongs to a group. embodies UPnP device A device may be a Upnp Device. related UPnP service A service may be related to a UPnP Service offered by the UPnP device. has state A service have some possible states. has current state A service has a current state. UPnP action to get state A UPnP action can provide the current state of a service. UPnP action to set state A UPnP action can be used to set the current state of a service. UPnP argument to get state A UPnP argument can be used to get the current state of a service. UPnP argument to set state A UPnP argument can be used to set the current state of a service. related UPnP state variable A service can be related to a UPnP state variable. Location A device can have a location in space as a spatial thing. UPnP value mapping A service state can have a corresponding value for the Upnp argument or state variable it is related to. 1 UPnP range mapping A service state can have a corresponding value range for the Upnp argument or state variable it is related to. 1 Order Service states can be ordered. 1 Name A device can be given a name. 1 Description tag (union) A device, a service and a state can be given some description tags. Description tag Description tag Description tag is useful for A service can be given some "useful for" tags. Min value Rank 1 Max value 1 1