Artichoke Lamp Shade multiple parts

I really liked the Artichoke Lamp Shade design by gCreate but it was too large to print on my setup. Downscaling was no option for me since I wanted a large printed lamp to display in my living room. I decided to edit the .stl file and cut the lamp into smaller pieces (top and bottom, both in thirds) to print separately. To be able to print the cut parts without high support structures I made some small modifications to the bottom of some of the 'leafs'. I also added a small protrusion to help