1. A method for disambiguating a proper name, using a database of articles, at least some of the articles being named entity articles about entities with proper names, and at least one of the articles including proper names, wherein at least some of the proper names are linked to the corresponding named entity articles, the method comprising: identifying instances of the proper name in the plurality of articles, each proper name appearing in a context in an article; determining the named entities corresponding to the proper name; for each corresponding named entity, determining a similarity score between the named entity article about the named entity, and the context containing the proper name; and disambiguating the proper name by associating it with the named entity article having a highest similarity score.