2. The method as recited in claim 1 , wherein assigning a label to one or more of a plurality of segments of the text comprises: parsing the text into a sequence of a plurality of tokens; and assigning a label to one or more of the plurality of tokens, wherein the label assigned to the one or more of the plurality of tokens classifies the corresponding one or more of the plurality of tokens as temporal data in one of the plurality of classes of temporal data.
2. The method as recited in claim 1 , wherein assigning a label to one or more of a plurality of segments of the text comprises: parsing the text into a sequence of a plurality of tokens; and assigning a label to one or more of the plurality of tokens, wherein the label assigned to the one or more of the plurality of tokens classifies the corresponding one or more of the plurality of tokens as temporal data in one of the plurality of classes of temporal data. 6. The method as recited in claim 2 , wherein applying one or more schematic rules to the one or more segments of the text that have been classified as temporal data comprises: applying the one or more schematic rules to the one or more of the plurality of tokens that have been classified as temporal data.