4. The computer-implemented method of claim 3 , wherein mapping the plurality of ontology categories to the plurality of question headings comprises: determining patterns between the words of the content, and identifying the plurality of question headings to be mapped based upon the determined patterns.
3. The computer-implemented method of claim 2 , wherein the plurality of ontology categories comprise at least one of Time, Time length, Quantity, Place, Manner, Cause, or Person; and the plurality of question headings correspond to the plurality of ontology categories and comprise at least one of When, How Long, How Much, Where, How, What, or When.