• Public individual: a natural person with no relation with other contact type.
• Individual subsidiary of a parent individual: binding relationship between two individuals.
• Relay individual of a structure: a natural person who serves as contact point for a legal person.
• Individual member of a structure: a natural person identified as workforce of a legal person.
• Public structure: file of the legal person that gathers the historicals of different individuals associated with it.
• Structure subsidiary of a mother structure: binding relationship between two structures.