Sentence examples similar to a classic case of understatement from inspiring English sources

A classic case of that occurred this week.

A classic case of sibling rivalry, then?

"It is a classic case of robbery".

Or is this a classic case of pride of authorship?

It's a classic case of focus.

Is it a classic case of anticompetitive bundling?

"Koreatown is a classic case of that".

(A classic case of the Osborne effect).

A classic case of confirmation bias.

Adding, "It's a classic case of a woman scorned".

It sounded like a classic case of Washington at work.