Miscellany

'INPUT:
AddLink("green","bob")
AddLink("property","color")
AddLink("color","green")
AddLink("color","blue")
AddLink("color","red")
AddLink("human","bob")
AddLink("human","jack")
AddLink("human","john")
AddLink("animal","human")
PrintInformation("bob")

'OUTPUT:
bob is green.
green is color.
green is not blue.
green is not red.
color is property.
blue is color.
red is color.
bob is human.
bob is not jack.
bob is not john.
jack is human.
john is human.
human is animal.