Keyphrases
- rule language
- owl ontologies
- production rules
- highly expressive
- programming language
- description logics
- natural language
- language learning
- business rules
- semantic web
- constraint language
- object oriented programming language
- artificial intelligence
- logic rules
- owl dl
- semantic constraints
- markup language
- association rules
- operational semantics
- classification rules
- knowledge representation
- rule engine
- query language
- ontology reasoning