namespace local = ""
default namespace tns = 
   "http://www.ggf.org/namespaces/2004/10/gridNetworkMonitoring"

grammar {
	## Extensibility element(s)
	## Only restriction is that they must be in a namespace,
	## and it must differ from this one
	Extensibility = element * - ( tns:* | local:* ) { text }*
}