5. The method as recited in claim 1 , wherein generating the one or more annotated alternative versions of the input annotated phrase includes applying one or more transformation rules to nodes of the syntactic tree.
5. The method as recited in claim 1 , wherein generating the one or more annotated alternative versions of the input annotated phrase includes applying one or more transformation rules to nodes of the syntactic tree. 11. The method as recited in claim 5 , wherein the one or more transformation rules include a rule associated with a language structure.