]> Egon Willighagen alpha application/rdf+xml chemical information ontology (cheminf) - information entities about chemical entities en http://creativecommons.org/publicdomain/zero/1.0/ To develop the ontology, you must change the default auto-create settings in Protege 4. Go to file>preferences>New Entities. Change the following: specified URI = http://semanticscience.org/resource/ Followed by '/', End with : AutoID AutoID - digit count = 6, prefix = CHEMINF_ atom counting algorithm