3. The method of claim 1 , wherein the first set of relationship data includes a first set of location data representing one or more locations in the first document in which the entity appears.
3. The method of claim 1 , wherein the first set of relationship data includes a first set of location data representing one or more locations in the first document in which the entity appears. 5. The method of claim 3 further comprising generating smart tags based on the first set of location data, whereby subsequent display of the first document includes displaying a set of smart tags at a set of locations in the first document associated with the entity.