17. The product of claim 16 , where the logic stored in the memory further comprises: classification logic operable to: analyze the first document structure instance against the ontology model to determine a first classification for the first document structure instance among the instance classes; and analyze the second document structure instance against the ontology model to determine a second classification for the second document structure instance among the instance classes; and instance relationship analysis logic operable to: analyze the class definition relationships to determine whether the first classification affects the second classification and output an analysis result.
17. The product of claim 16 , where the logic stored in the memory further comprises: classification logic operable to: analyze the first document structure instance against the ontology model to determine a first classification for the first document structure instance among the instance classes; and analyze the second document structure instance against the ontology model to determine a second classification for the second document structure instance among the instance classes; and instance relationship analysis logic operable to: analyze the class definition relationships to determine whether the first classification affects the second classification and output an analysis result. 19. The product of claim 17 , where: the analysis result comprises a relationship notification message inserted into the document.