Data quality is enhanced when entities have at most one IRI identifier. Whenever multiple IRIs identify the same thing, it is more difficult to query the data.
The following table enumerates persons with the exact same name. While it is possible for different people to have the same name, this table may also include redundant identifiers that could be cleaned.
The following table enumerates locations with the exact same name. There are a number of places that have the same name but are given different identifiers.