How to create a warped checkered grid in Illustrator?

Question

I am creating templates for sports uniforms in Adobe Illustrator.

The client has asked to create a design that looks like this:

How would I go about creating a warped checkered pattern like this?

Any help is appreciated :)

Answer 1

Here's a cartoon for a start:

Do not forget the rotation. It affects very differently depending when it's done.

Here's another cartoon for totally other approach: