home *** CD-ROM | disk | FTP | other *** search
- fname isa thing.
- john isa fname.
- mary isa fname.
-
- lname isa thing.
- smith isa lname.
- clark isa lname.
-
- age isa thing.
- 28 isa age.
- 35 isa age.
-
- person isa thing.
- * isa person.
- * is john.
- * is smith.
- * is 35.
-
- * isa person.
- *'s fname is mary.
- *'s lname is clark.
- *'s age is 28.
-