6. The system of claim 5 , wherein the content includes advertising categories.
5. A system for use of semantic understanding in searching and providing of content, comprising: a computer including a microprocessor; a syntactic parser or word tokenizer for data retrieval and parsing; a syntax to semantics transformational algebra-based semantic rule set; an associative database of linearized tuple conceptual graphs (TCG) which defines a plurality of tuple conceptual graphs (TCGs) corresponding to text data, ordered within branches of the TCG hierarchy so that those TCGs that are more specific are stored logically below TCGs that are less specific; an interface for allowing a user to input one or more additional data, or requests for new data, to be added to or matched against the associative database; wherein the system semantically interprets an original data, including an original Web page or other content, and uses a link grammar, rules, and algebra-based transformations to automatically populate the associative database with semantic links; and wherein when the one or more additional data or requests for new data is received, the system uses the information therein to one or more of modify the database or prepare a response to the request which includes semantically related web pages or content, or advertising, and which is then provided as, or in addition to, a response to the request.