12. The method of claim 1 , wherein the plurality of features includes a rhetorical feature.
13. The method of claim 12 , wherein said rhetorical feature comprises at least one of: a discourse structure, said discourse structure being associated with an elementary discourse unit; a rhetorical relation, said rhetorical relation describing a manner of association between a plurality of said discourse structures; and a status, said status comprising: a nucleus, said nucleus being associated with a relatively more important one of said plurality of discourse structures; and a satellite, said satellite being associated with a relatively less important one of said plurality of discourse structures.