1. A computer-implemented method of identifying duplicate objects in a plurality of objects, wherein each object in the plurality of objects is associated with one or more facts, and each of the one or more facts has a value, the method comprises: using a computer processor to perform: associating facts extracted from web documents with a plurality of objects; and for each of the plurality of objects, normalizing the value of a name fact, the name fact being among one or more facts associated with the object; processing the plurality of objects in accordance with the normalized value of the name facts of the plurality of objects.