1. A method comprising: receiving a query in a computer system, the computer system comprising one or more computers, the query including an entity; parsing the query to extract the entity; generating in the computer system a group of candidate aspects for the entity; for each of one or more pairs of candidate aspects, calculating a similarity score based on identifying respective sets of search results corresponding to respective queries of candidate aspects in the pair of candidate aspects and comparing search results in the sets of search results; modifying in the computer system the group of candidate aspects to generate a group of modified candidate aspects based on the similarity score for the candidate aspects, modifying comprising combining similar candidate aspects and grouping candidate aspects using one or more aspect classes each associated with one or more candidate aspects; ranking in the computer system one or more modified candidate aspects in the group of modified candidate aspects based on a diversity score and a popularity score, the popularity score for each of the modified candidate aspects based on a frequency of appearance of the modified candidate aspect and the diversity score for each of the modified candidate aspects based on similarity of the modified candidate aspect to other of the modified candidate aspects; associating in the computer system one or more highest ranked modified candidate aspects with the entity; receiving in the computer system one or more sets of search results, said search results including search results specific to each of the modified candidate aspects associated with the entity; and providing a presentation of the search results in response to the query, the presentation presenting the search results organized according to the modified candidate aspects associated with the entity.