1. A method, comprising: extracting, by one or more processors of one or more server devices, from each document, in a plurality of documents, only one headline to obtain a plurality of extracted headlines, where each document, of the plurality of documents, is associated with only one headline; counting, by one or more processors of the one or more server devices, a quantity of times selected words occur within the plurality of extracted headlines; computing, by one or more processors of the one or more server devices, a score for each headline, of the plurality of extracted headlines, where the plurality of extracted headlines and the computed scores are associated with a particular time period, and where the score for each headline is based on whether the headline includes one or more of the selected words, and is derived from the quantity of times the selected words occur within the plurality of headlines; and selecting, by one or more processors of the one or more server devices, one headline, of one document, from the plurality of extracted headlines, of the plurality of documents, based on the computed scores associated with the particular time period, where the particular time period is associated with a portion of a particular time interval, where the score associated with the one headline is a first score, where the particular time interval includes another time period that is associated with a second score that exceeds the first score, and where a quantity of times the selected words occur in headlines, that are associated with the other time period, exceeds a quantity of times the selected words occur in the plurality of headlines that are associated with the particular time period.