(You can download this ontology as an OWL file.)
This is the formulation in functional syntax of SPECIAL's Data Ontology, with identifier
Prefix(:=</vocabs/data#>)
Prefix(owl:=<http://www.w3.org/2002/07/owl#>)
Prefix(rdf:=<http://www.w3.org/1999/02/22-rdf-syntax-ns#>)
Prefix(spl:=</langs/usage-policy#>)
Prefix(svd:=</vocabs/data#>)
Prefix(xml:=<http://www.w3.org/XML/1998/namespace>)
Prefix(xsd:=<http://www.w3.org/2001/XMLSchema#>)
Prefix(rdfs:=<http://www.w3.org/2000/01/rdf-schema#>)
Ontology(</vocabs/data>
Import(</langs/usage-policy/1.0>)
Declaration(Class(svd:Activity))
Declaration(Class(svd:Anonymized))
Declaration(Class(svd:AudiovisualActivity))
Declaration(Class(svd:Computer))
Declaration(Class(svd:Content))
Declaration(Class(svd:Demographic))
Declaration(Class(svd:Derived))
Declaration(Class(svd:Financial))
Declaration(Class(svd:Government))
Declaration(Class(svd:Health))
Declaration(Class(svd:Interactive))
Declaration(Class(svd:Judicial))
Declaration(Class(svd:Location))
Declaration(Class(svd:Navigation))
Declaration(Class(svd:Online))
Declaration(Class(svd:OnlineActivity))
Declaration(Class(svd:Physical))
Declaration(Class(svd:PhysicalActivity))
Declaration(Class(svd:Political))
Declaration(Class(svd:Preference))
Declaration(Class(svd:Profile))
Declaration(Class(svd:Purchase))
Declaration(Class(svd:Social))
Declaration(Class(svd:State))
Declaration(Class(svd:Statistical))
Declaration(Class(svd:TelecomActivity))
Declaration(Class(svd:UniqueId))
############################
# Classes
############################
# Class: svd:Activity (svd:Activity)
SubClassOf(svd:Activity spl:AnyData)
# Class: svd:Anonymized (svd:Anonymized)
SubClassOf(svd:Anonymized spl:AnyData)
# Class: svd:AudiovisualActivity (svd:AudiovisualActivity)
SubClassOf(svd:AudiovisualActivity svd:Activity)
# Class: svd:Computer (svd:Computer)
SubClassOf(svd:Computer spl:AnyData)
# Class: svd:Content (svd:Content)
SubClassOf(svd:Content spl:AnyData)
# Class: svd:Demographic (svd:Demographic)
SubClassOf(svd:Demographic spl:AnyData)
# Class: svd:Derived (svd:Derived)
SubClassOf(svd:Derived spl:AnyData)
# Class: svd:Financial (svd:Financial)
SubClassOf(svd:Financial spl:AnyData)
# Class: svd:Government (svd:Government)
SubClassOf(svd:Government spl:AnyData)
DisjointClasses(svd:Government svd:UniqueId)
# Class: svd:Health (svd:Health)
SubClassOf(svd:Health spl:AnyData)
# Class: svd:Interactive (svd:Interactive)
SubClassOf(svd:Interactive spl:AnyData)
# Class: svd:Judicial (svd:Judicial)
SubClassOf(svd:Judicial spl:AnyData)
# Class: svd:Location (svd:Location)
SubClassOf(svd:Location spl:AnyData)
# Class: svd:Navigation (svd:Navigation)
SubClassOf(svd:Navigation spl:AnyData)
# Class: svd:Online (svd:Online)
SubClassOf(svd:Online spl:AnyData)
# Class: svd:OnlineActivity (svd:OnlineActivity)
SubClassOf(svd:OnlineActivity svd:Activity)
DisjointClasses(svd:OnlineActivity svd:PhysicalActivity)
# Class: svd:Physical (svd:Physical)
SubClassOf(svd:Physical spl:AnyData)
# Class: svd:PhysicalActivity (svd:PhysicalActivity)
SubClassOf(svd:PhysicalActivity svd:Activity)
# Class: svd:Political (svd:Political)
SubClassOf(svd:Political spl:AnyData)
# Class: svd:Preference (svd:Preference)
SubClassOf(svd:Preference spl:AnyData)
# Class: svd:Profile (svd:Profile)
SubClassOf(svd:Profile svd:Derived)
# Class: svd:Purchase (svd:Purchase)
SubClassOf(svd:Purchase spl:AnyData)
# Class: svd:Social (svd:Social)
SubClassOf(svd:Social spl:AnyData)
# Class: svd:State (svd:State)
SubClassOf(svd:State spl:AnyData)
# Class: svd:Statistical (svd:Statistical)
SubClassOf(svd:Statistical svd:Derived)
# Class: svd:TelecomActivity (svd:TelecomActivity)
SubClassOf(svd:TelecomActivity svd:Activity)
# Class: svd:UniqueId (svd:UniqueId)
SubClassOf(svd:UniqueId spl:AnyData)
)