A set of relations for knives, and example NCs exhibiting these relations is shown below: (Used-in): kitchen knife, hunting knife (Made-of): steel knife, plastic knife (Instrument-for): carving knife (Used-on): meat knife, putty knife (Used-by): chef's knife, butcher's knife Some relationships apply to only certain classes of nouns; the semantic structure of the head noun determines the range of possibilities.
if we can capture regularities about the behaviors of the constituent nouns, we should also be able to predict which relations will hold between them.