In the August 5th & 12th New Yorker, this droll cartoon by John McNamee:
(#1)
To understand the cartoon, you must, first of all, recognize the figures of a bull and a bullfighter. Crucial cultural knowledge, but not (I think) especially challenging. Then there are the other details — the two of them are seated in a livingroom, the bull is having a dainty cup of tea, the bullfighter is showing the bull patches of the color red. And then there’s the caption: how does it knit some or all of these things into a joke?