14. The system of claim 13 , wherein: the first ordinal position corresponds to a first, top ranked position in the search results identifying the first resources; the second ordinal position corresponds to a second position ranked lower than the first, top ranked position in the search results identifying the first resources; and the third ordinal position corresponds to a third position ranked lower than the second position in the search results identifying the first resources.
14. The system of claim 13 , wherein: the first ordinal position corresponds to a first, top ranked position in the search results identifying the first resources; the second ordinal position corresponds to a second position ranked lower than the first, top ranked position in the search results identifying the first resources; and the third ordinal position corresponds to a third position ranked lower than the second position in the search results identifying the first resources. 15. The system of claim 14 , wherein the third ordinal position corresponds to position of the first resource identified by the first search operation that is descriptive of the second resource.