Keyphrases
- formal language
- natural language
- formal languages
- linguistic knowledge
- conceptual graphs
- action language
- formal language theory
- operational semantics
- programming language
- temporally extended goals
- context free
- representation language
- logical language
- tree adjoining grammar
- language generation
- knowledge representation
- heuristic search
- context sensitive
- word order
- formal semantics
- stochastic context free grammars
- natural language processing
- controlled natural language
- domain independent
- highly expressive
- language learning
- rule language
- grammar rules
- formal theory
- description language
- language processing
- ai planning
- temporal logic
- formal logic
- concurrent actions
- graph grammars
- grammatical inference