Provide the theme summaries for the following conversation: 

Roy: I forgot to ask. What is the homework?
Amber: I’ll send you by email.
Roy: I would like to write something if you don’t mind.
Amber: I’m sending you an article. You can write a summary using your own words.
Roy: I see. The one about Saudi Arabia?
Amber: Yes.
Roy: You’ve been sending me a lot of stuff about Saudi Arabia recently. 
Amber: True… I’ll try to be more diverse ;-)

Summary: 
Amber will send Roy an article about Saudi Arabia.