The Adventures Of Robin Hood

Need a little help!
It is a question on an assignment and I am a little confused.
When he asks that the true subject or theme of a film, this is not request a summary is it??
So what is the true subject or theme of The Adventures of ... I would appreciate your help.

Thank you

The theme is altruism.
Since Robin Hood was poor himself, he robbed the rich to give to the poor.
You can maybe even put it in GeneroCity, think the only reason I do not think he was that, because the money was never to give ...