These two ads from Prolam Y&R, Santiago, Chile, go to a great amount of effort to show the product benefit in a highly-literate way.
In the first instance, the artist Salamanca paints an execution scene from the French Revolution (A Tale of Two Cities?) where Marie Antoinette's name has been highlighted in the text.
The next shows the effect in Don Quixote, when Dulcinea's name is highlighted.
Via Ads of The World