For example, a relation with the name tree might specify the height, species, and color of a tree, such as in: tree 20 &quot;Maple
(a relation with the name tree; might specify; the height, species, and color of a tree, such as in: tree 20 &quot)
a relation with the name tree
might specify
the height, species, and color of a tree, such as in: tree 20 &quot