Class Hierarchies

:Man s:subclassOf :Human .
:YoungMan s:subclassOf :Man .

:CanisFamiliarisDingo 
  owl:subClassOf :CanisFamiliaris;   # Dingos are Dogs!
  rdfs:seeAlso
   <http://www.naturalworlds.org/wolf/canis/Canis_familiaris_dingo.htm>.

:CanisRufus a owl:Class;
  owl:subClassOf :Canis;
  owl:disjointFrom :CanisFamiliaris;     # Wolves are not Dogs!
  rdfs:label "Red Wolf";
  rdfs:comment """As of 1999 there were about 300 individuals 
               of this endangered species""";
  rdfs:seeAlso <http://druidry.org/obod/endangered/redwolf.html>.