|  |  |  | Tracker Ontology Reference Manual |  | 
|---|
| 
 | -- | 
| 
 | nco:PhoneNumber, | 
| 
 | xsd:string, | 
| 
 | -- | 
| 
 | -- | 
| 
 | 1 | 
Video file linked with a contact
| 
 | -- | 
| 
 | nco:PersonContact, | 
| 
 | nfo:FileDataObject, | 
| 
 | -- | 
| 
 | -- | 
| 
 | 1 | 
File linked with a contact group to vibrate on a pleasant frequency
| 
 | -- | 
| 
 | nco:ContactGroup, | 
| 
 | nfo:FileDataObject, | 
| 
 | -- | 
| 
 | -- | 
| 
 | 1 | 
Audio file linked with a contact
| 
 | -- | 
| 
 | nco:PersonContact, | 
| 
 | nfo:FileDataObject, | 
| 
 | -- | 
| 
 | -- | 
| 
 | 1 | 
File linked with a contact to vibrate on a pleasant frequency
| 
 | -- | 
| 
 | nco:PersonContact, | 
| 
 | nfo:FileDataObject, | 
| 
 | -- | 
| 
 | -- | 
| 
 | 1 | 
| 
 | -- | 
| 
 | nie:InformationElement, | 
| 
 | xsd:double, | 
| 
 | -- | 
| 
 | -- | 
| 
 | 1 | 
| 
 | -- | 
| 
 | nfo:WebHistory, | 
| 
 | xsd:string, | 
| 
 | -- | 
| 
 | -- | 
Video file linked with a contact group
| 
 | -- | 
| 
 | nco:ContactGroup, | 
| 
 | nfo:FileDataObject, | 
| 
 | -- | 
| 
 | -- | 
| 
 | 1 | 
| 
 | -- | 
| 
 | nfo:Bookmark, | 
| 
 | xsd:string, | 
| 
 | -- | 
| 
 | -- | 
Audio file linked with a contact group
| 
 | -- | 
| 
 | nco:ContactGroup, | 
| 
 | nfo:FileDataObject, | 
| 
 | -- | 
| 
 | -- | 
| 
 | 1 |