4. The method of claim 1 , wherein returning the output comprises returning the target data from at least two data sources of the plurality of data sources and a relationship between the target data from the at least two data sources.
5. The method of claim 4 , wherein the target data and the relationship between the target data are usable for identity resolution, wherein the identity resolution comprises determining that a first entity or individual identified in a first one of the plurality of data sources is the same as or associated with a second entity or individual identified in a second one of the plurality of data sources.