Everything comes from somewhere.
Everything is made of something.
Where is this somewhere? Is it a specific location?
It must be if everything comes from there.
What is this something? Is it a specific substance?
It must be, if everything comes from the same place.
Where is it?
What is it?
Are where and what different?
How can they be if what comes from where?
If what comes from where, where and what can where be?
Where must be what what is, and what must be what where is.