7. A method of managing data to support usage of the data in content, the method comprising: describing concepts of a plurality of models of the data in an ontology; structuring content in accordance with a semantic-independent schema that does not model the subject matter of the data, the structuring including embedding in the content one or more data-centric components transformable to incorporate the data into the content without affecting other components of the content structure; deriving a validation schema from the ontology; and using the validation schema, creating a transform for extracting one or more objects from the data-centric components and validating the one or more extracted objects to validate the content.
12. The method of claim 7 , wherein a domain of the ontology includes aircraft design, production, and maintenance.