15. The method of claim 14 further comprising grouping the one or more accumulated second link references into sets by first link relationship attributes, wherein each set of second link references comprises one or more second link references that participate in one or more first link relationships having one of the one or more presented first link relationship attributes.
15. The method of claim 14 further comprising grouping the one or more accumulated second link references into sets by first link relationship attributes, wherein each set of second link references comprises one or more second link references that participate in one or more first link relationships having one of the one or more presented first link relationship attributes. 16. The method of claim 15 further comprising: selecting one or more of the one or more presented first link relationship attributes; retrieving the one or more sets of second link references grouped by the selected one or more first link relationship attributes; and displaying the retrieved one or more second link references.