The Word is what or who produced John 1:3, hence 1:3 demands...

The Word is what or who produced John 1:3, hence 1:3 demands that you show the one that you claim is the Word 1:1 said the likes of -> let there be light

All was produced through the Word, not by the Word. Think of the origination of sound and breath that produces the Word. From the one entity. With that entity from the beginning. Is the entity.
That's not a very good explanation of the concept either.