Keyphrases
- semantic data
- question answering
- linked data
- semantic search
- semantic web
- information retrieval
- information extraction
- question classification
- syntactic information
- natural language
- qa clef
- semantic annotation
- natural language processing
- conceptual model
- collective intelligence
- question answering systems
- semantic web technologies
- qa systems
- data sets
- description logics
- answer extraction
- databases
- data mining
- passage retrieval
- metadata
- training data
- knowledge discovery
- artificial intelligence
- domain knowledge