Technical information about adding new Entity to Stanbol

[Allel Benbrahim]

Hi,
I would like to add a new Entity other than (Place, Person, Organization,
Keyword, Concepts) and this in order to have it in our Project. This entity
will concerne our proper ontology.
can I ask you if you have any technical document which will help us to do it
?
thanks a lot for your help .
best,
Allel BenBrahim