1. Knowledge-Based NLP and the Semantic Web Sergei Nirenburg Institute for Language and Information Technologies University of Maryland Baltimore County Workshop on the Semantic Web, Newark, NJ October 24, 2002

2. User types in question

3. Processing Stages are highlighted

4. Results appear as they become available

10. Final answer presented as links to the facts

11. Ontological-Semantic Analysis Fact DB Processors Knowledge Text Meaning Representation (TMR) Ontology LexiconsGrammars Sources Text Traffic Query Ontological-Semantic Generation Response

13. FACT DATABASE: The “Asian-Nation” Instance: “Turkey”

14. LEXICON: Chinese lexical entry mapped to concept “EXIT”

16. Shallow Comparison of Some Knowledge Bases in NLP That Are Often Called Ontologies

17. Knowledge-Based NLP and the Semantic Web or: Are You Being Served? Sergei Nirenburg Institute for Language and Information Technologies University of Maryland Baltimore County Workshop on the Semantic Web, Newark, NJ October 24, 2002