This has been solved they are both calzones. cuberule.com

I love that under this system the popular examples of type 4 ‘sushi’ includes no sushi, unlike type 1. That and in the process of eating something can cause it to change type.

It’s a good system, we should adopt it for all foods

I don’t think I would go that far. From a topographical point of view type 1, type 3 and type 5 are identical.