$Id: Zhang.daml,v 1.0 2001/06/01 12:35:31 stephens Exp $ A General Human/People/person Ontology Thing This class is the root class. Things Alive Things Not Alive Animal Things alive contains animal, plant and microbe. Plant Microbe Human/Person/People Human is a kind of animal. Other Animal Man Woman Tall Man Short Man Medium Size Man Tall Woman Short Woman Medium Size Woman