Keyphrases
- mono lingual
- cross lingual
- event extraction
- link grammar
- person names
- open domain
- statistical machine translation
- question answering
- parallel corpus
- broad coverage
- target language
- qa clef
- cross language
- machine translation
- wide coverage
- english words
- source language
- multiword
- foreign language
- sentence pairs
- language modeling
- training corpus
- unknown words
- semantic roles
- english language
- query translation
- language independent
- language identification
- natural language
- manually annotated
- computer assisted
- lexical units
- language model
- broadcast news
- linguistic features
- word sense
- penn treebank