33. The product summary generator of claim 25 , further comprising an assertion model module adapted to retrieve said one or more assertion models, wherein said one or more section models define forms in which an assertion can be used to generate the naturally reading narrative.
36. The product summary generator of claim 33 , wherein said product attribute module determines attribute ranks for each of said plurality of attributes, and processes said attribute ranks together with said importance ratings to derive a severity value for each of said plurality of attributes.