2. The method of claim 1 , further comprising: providing at least one n-gram from said natural language text, wherein said extracting at least one parameter value from said form comprises extracting from said at least one n-gram; and providing a set of at least one n-gram for each at least one restatement, wherein said extracting at least one overall category from said form comprises extracting from said sets of said at least one n-gram.
2. The method of claim 1 , further comprising: providing at least one n-gram from said natural language text, wherein said extracting at least one parameter value from said form comprises extracting from said at least one n-gram; and providing a set of at least one n-gram for each at least one restatement, wherein said extracting at least one overall category from said form comprises extracting from said sets of said at least one n-gram. 3. The method of claim 2 , wherein said n-grams are sparse n-grams.