Patent ID: 8346812

Claim:
A computer implemented method of indexing a resource description framework data system, the method comprising: identifying a plurality of resource description framework data statements to be indexed within a resource description framework data system; determining a search key set of a plurality of ranking relationships for the subject, predicate, and object for the plurality of resource description framework data statements; generating a single nodal index including a node for each of the plurality of resource description framework data statements, each node including an identifier of the node, and assigning to each node of the single nodal index a plurality of rank tracking indicators, the plurality of rank tracking indicators for each node including a position indicator for each of the plurality of ranking relationships, each of the position indicators representing the relative position of the corresponding resource description framework data statement in the corresponding ranking relationship, the single nodal index including the relative position of each node in all of the plurality of ranking relationships in the search key set.