A Brief State of the Art for Ontology Authoring
  One of the main challenges for building the Semantic web is Ontology Authoring. Controlled Natural Languages CNLs offer a user friendly means for non-experts to author ontologies. This paper provides a snapshot of the state-of-the-art for the core CNLs for ontology authoring and reviews their respective evaluations. 
Hazem Safwat and Brian Davis
cs.CL