5. The method of claim 1 , wherein building a surface structure of the output sentence in the output language further comprises: determining surface slots corresponding to deep slots which are presented as arcs in said acyclic graph; and determining the linear order of words in the output sentence.
5. The method of claim 1 , wherein building a surface structure of the output sentence in the output language further comprises: determining surface slots corresponding to deep slots which are presented as arcs in said acyclic graph; and determining the linear order of words in the output sentence. 9. The method of claim 5 , wherein determining the linear order of words in the output sentence of the output language is performed taking into account communicative descriptions.