Funny thing at the opposite of Moi ;)

 From:  Frenchy Pilou (PILOU)
4446.355 
Any idea for transform this single obj with different materials/colors in different objects by same material/color ?
I was unlucky till now! (detailled workflow needed...)
Thx by advance!
I tought that just some explode, select by colors will be fine but...

http://moiscript.weebly.com/uploads/3/9/3/8/3938813/bul.zip (without wavy background)



EDITED: 2 Sep 2018 by PILOU