7. The method of claim 1 , wherein: the document is a particular document; the steps of selecting the title template, generating the candidate title, and selecting the candidate title, are performed in response to receiving a query for documents relevant to one or more query terms of the query; the method further comprises, in response to receiving the query, identifying the particular document as a document relevant to the query terms of the query; the step of generating a candidate title for the document includes generating the candidate title for a search result summary of the particular document; the step of selecting the candidate title as the title for the document includes selecting the candidate title as a title for the search result summary of the particular document; and the method further comprises returning a search result that presents the selected title in the search result summary.
12. The method of claim 7 , wherein the particular document is a web page of a web site.