Keyphrases
- description logics
- knowledge base
- reasoning tasks
- knowledge representation
- computational properties
- dl lite
- reasoning problems
- knowledge representation and reasoning
- semantic web
- concept descriptions
- reasoning services
- knowledge representation systems
- computing least common subsumers
- ontology languages
- fuzzy description logics
- model theoretic
- knowledge representation formalisms
- number restrictions
- highly expressive
- transitive roles
- knowledge representation languages
- modal operators
- database
- decision procedures