22. A system as claimed in claim 15 including means for searching stored annotations to find relevant subdivisions.
22. A system as claimed in claim 15 including means for searching stored annotations to find relevant subdivisions. 24. A system as claimed in claim 22 wherein said means for searching includes means for presenting a natural language search input, means for translating the search input into said predetermined structured form, means for matching the structured form search input to the annotations stored during said storing step, and means for presenting subdivisions connected to matching annotations found during said matching step.