... provided along with the unabridged Moby Thesaurus main corpus to frame the traditional concept divisions that may be useful if the licensee is considering converting the flat-file Moby Thesaurus to the concept/index scheme. Note that no index is herein provided — it is presumed that a subset of the 30,000 roots in Moby Thesaurus II will be used to generate ... — Roget's Thesaurus