Keyphrases
- parse tree
- semantic analysis
- dependency parser
- dependency parsing
- semantic role labeling
- part of speech
- natural language processing
- word sense disambiguation
- natural language
- semantic representation
- natural language text
- relation extraction
- structured data
- co occurrence
- conceptual graphs
- noun phrases
- tree kernels
- cross language information retrieval
- wordnet
- representation language
- production rules
- artificial intelligence
- knowledge representation
- machine learning
- general purpose
- query translation
- automatic extraction
- semantic relations
- question answering