14. The computer system of claim 9 , wherein the question answering system generates two or more structured queries, and these are ranked using one or more ranking operations.
14. The computer system of claim 9 , wherein the question answering system generates two or more structured queries, and these are ranked using one or more ranking operations. 15. The computer system of claim 14 , wherein the ranking of the structured queries is based on ranking score calculated for each structured query based on one or more of: (a) popularity of associated templates surfaces; (b) popularity of associated entity surfaces; (c) probability of applicable relation paths corresponding to the templates; and (d) depth of the nesting structured queries.