Keyphrases
- context free grammars
- natural language parsing
- natural language
- word order
- parse tree
- context free
- phrase structure
- stochastic context free grammars
- wide coverage
- graph grammars
- syntactic pattern recognition
- tree bank
- grammar induction
- probabilistic context free grammars
- stochastic grammar
- natural language sentences
- grammatical inference
- context sensitive
- natural language generation
- natural language processing
- finite state
- formal languages
- bag of words
- story telling
- linguistic knowledge
- partial order
- semantic analysis
- machine learning
- wordnet
- story generation
- unsupervised learning
- digital storytelling
- penn treebank
- word sense disambiguation
- interactive storytelling
- natural language text
- broad coverage
- inductive inference
- resource constraints
- precedence constraints
- relation extraction
- semantic representation