Keyphrases
- language independent
- expressive power
- databases
- language identification
- modal logic
- propositional variables
- database
- linguistic resources
- website
- clustering method
- description logics
- case study
- query translation
- text summarization
- computer programs
- genetic algorithm
- real world
- object oriented languages
- description languages
- native language
- arabic language
- ordered sets
- data sets