What is the theme of horse and loaded donkey?

It's impossible to know the theme of "Horse and Loaded Donkey" without more context!

To help me understand, please tell me:

* What is "Horse and Loaded Donkey"? Is it a book, a play, a poem, a movie, a painting, or something else?

* Do you have any more information about it? For example, a synopsis, the author's name, or even a few lines from the work.

Once you provide more context, I can help you identify the theme.