Take a very simple but nonetheless instructive example.

The human beings watched with interest, expecting to see an instructive example of ant efficiency.

"How wonderful of the Great God to put such instructive examples in our path."

That is a cautionary and instructive example for unions thinking of taking on the government.

But the hearings offer instructive examples of the cynicism and special pleading that go into tax writing.

"But I think the 70's provide an instructive example," he said.

The exhibition provides an instructive example of how a site can affect art.

One instructive example, they say, is what happened at Apple.

I think you'll find it an instructive example of a minimal-impact inhabitation.

Because it is an instructive example of semantic development, not to put too fine an edge on it.