Keyphrases
- description logics
- dependency parser
- phrase structure
- dependency parsing
- knowledge base
- knowledge representation
- reasoning tasks
- semantic web
- reasoning systems
- concept descriptions
- natural language
- context free
- ontology languages
- computational properties
- knowledge representation formalisms
- natural language processing
- reasoning services
- relation extraction
- owl dl
- knowledge representation and reasoning
- dl lite
- model theoretic
- parse tree
- information extraction
- computing least common subsumers
- reasoning problems
- text mining
- knowledge representation systems