Break Apart Drawing. If it is raster it pretty much can not be broken apart as well its raster. However it doesnt work very well for line drawings like that.
I dont want to have to recreate all the views ballooning etc. Is that vector or bitmap. There are four possibilities.
If you could limit the colors during the auto trace to one maybe two it may give you.
Although for that particular image it would be fairly labor intensive. This is because Combine groups the. There are four possibilities. It will ask you to name it and then where to save it.