44. The machine readable storage medium of claim 38 , wherein each respective entity tuple in the output list is accompanied by a listing of a subset of the plurality of documents, from which that entity tuple is identified.
44. The machine readable storage medium of claim 38 , wherein each respective entity tuple in the output list is accompanied by a listing of a subset of the plurality of documents, from which that entity tuple is identified. 45. The machine readable storage medium of claim 44 ; wherein the listing includes a respective excerpt from each of the subset of the plurality of documents, each respective excerpt including the respective entity that is matched to the input query to identify that entity tuple.