14. The one or more computer storage media devices of claim 11 , wherein determining all relevant people entities associated with the plurality of URLs comprises: determining using face detection the presence of facial images embedded on the URLs; and for each embedded facial image determining if the facial image matched any face image identifiers of a collection of face images.
15. The one or more computer storage media devices of claim 14 , wherein the collection of face images comprises a plurality of portraits of people.