--> declare namespace ic = 'http://gcube-system.org/namespaces/informationsystem/registry'; let $service := collection('/db/Profiles/Service')//Document/Data/ic:Profile/Resource[ID/text() eq ''] let $ServiceClass := $service/Profile/Class let $ServiceName := $service/Profile/Name let $ServiceVersion := $service/Profile/Version let $riloop := collection('/db/Profiles/RunningInstance')//Document/Data/ic:Profile/Resource[Profile/ServiceClass/string() eq $ServiceClass and Profile/ServiceName/string() eq $ServiceName] let $relatedris := for $ri in $riloop let $ghn-id := $ri/Profile/GHN/@UniqueID/string() let $ghn := doc(concat('/db/Profiles/GHN',$ghn-id))//Document/Data/ic:Profile/Resource return