10. A system for generating information about a document, the system comprising: a citation database storing a citation of the document; a treatment database storing the information about the document; a device to: convert the information into metadata; and generate an icon from the metadata, wherein the icon includes a plurality of time periods and graphs a number of times the document is treated a particular way over the time periods; and a display to display the icon in response to a query.
10. A system for generating information about a document, the system comprising: a citation database storing a citation of the document; a treatment database storing the information about the document; a device to: convert the information into metadata; and generate an icon from the metadata, wherein the icon includes a plurality of time periods and graphs a number of times the document is treated a particular way over the time periods; and a display to display the icon in response to a query. 18. The system of claim 10 , wherein the document is a legal document.