Keyphrases
- description logics
- model theoretic
- reasoning tasks
- reasoning services
- computational properties
- owl dl
- highly expressive
- reasoning mechanism
- knowledge representation
- owl ontologies
- knowledge base
- knowledge representation formalisms
- knowledge representation languages
- logic programming
- fuzzy description logics
- ontology languages
- modal operators
- reasoning systems
- reasoning problems
- dl lite
- uml class diagrams
- formal semantics
- computing least common subsumers
- semantic matchmaking
- dl programs
- semantic web
- concept descriptions
- semantic information
- description logic programs
- logic programs
- machine learning
- number restrictions
- modal logic
- knowledge representation and reasoning
- automated reasoning