1. A method comprising: selecting, by one or more processors, a plurality of documents, each document, of the plurality of documents, including a hyperlink that points to a target document; generating, by one or more processors, a web quote from each document in the plurality of documents, using selected text from the document, where, for each document in the plurality of documents, the selected text from the document is included in a paragraph in the document that includes the hyperlink, the paragraph including less than an entire content of the document; augmenting, by one or more processors, the web quote, for each document, of the plurality of documents, by incorporating text that is both located in the document and outside of the selected text, into the web quote; determining a metric of quality of each document of the plurality of documents; ranking the web quotes based on the metric of quality of each document of the plurality of documents from which the web quote is generated; selecting, by one or more processors, one of the web quotes based on the ranking of the web quotes; storing, by one or more processors and in an entry, of a plurality of entries in an index, information associating the target document with a corresponding term appearing in the target document; storing, by one or more processors and in another entry, of the plurality of entries in the index, information associating the target document with a web quote term, the web quote term appearing in the selected web quote and not appearing in the target document; receiving, by one or more processors, information identifying the target document as relevant to a search query based on the web quote term, the received information being generated based on information included in the index; and providing, by one or more processors, information regarding the target document and the selected web quote based on receiving the information identifying the target document as relevant to the search query.