Keyphrases
- natural language processing
- expert systems
- knowledge representation
- natural language
- programming language
- logic programming
- dependency parsing
- data driven
- prolog programs
- speech understanding
- abstract machine
- wide coverage
- natural language parsing
- logic programming language
- black box
- linguistic analysis
- constraint logic programming
- semantic parsing
- phrase structure
- stochastic context free grammars
- context free
- theorem proving
- semantically equivalent
- state space
- penn treebank
- information retrieval