21. An apparatus for use in converting data from a first form to a second form, comprising: an input port for receiving an input including a first content string to be converted; and a processor operative for analyzing said content string to determine an applied schema for converting at least a portion of said content string, wherein said schema is applied to less than the whole of a subject matter area including said content string and includes one or more conversion rules for use in converting data from said first form to said second form; said processor further being operative for using said schema to convert said content string from said first form to said second form and to provide a corresponding output.
21. An apparatus for use in converting data from a first form to a second form, comprising: an input port for receiving an input including a first content string to be converted; and a processor operative for analyzing said content string to determine an applied schema for converting at least a portion of said content string, wherein said schema is applied to less than the whole of a subject matter area including said content string and includes one or more conversion rules for use in converting data from said first form to said second form; said processor further being operative for using said schema to convert said content string from said first form to said second form and to provide a corresponding output. 23. An apparatus as set forth in claim 21 , wherein said processor is further operative for accessing one or more stored private schema, each said private schema including conversion rules specific to an entity or group of entities less than the public as a whole, that establishes a structure for understanding at least a portion of the subject matter area.