Where can I find a good example of a Core Data to-many relationship?

Question

Does anyone have a tutorial or source code that shows a to-many relationship being used, where the user add elements in on the fly? I would just like to have a look because

Answer 1

I am currently using this ebook and its very well written: It explains and shows how to create datamodels and there are also there are code examples..

"Pro Core Data for iOS" http://apress.com/book/view/1430233559

Hope it helps