- With "Browse" you can load an OWL ontology from a disk file or an URL.
- With "Load" you can launch a reasoner for checking the consistency of the loaded ontology. It becomes the working ontology if consistent.
- With "More Infos", you can display all the content of the ontology
- With "Add new infos", you can revise the ontology.
- With "DL Query and Entailment", you can query on the ontology.