There is a matte more purple sphere; Is it the same height as the other matte object?
return spheres ;return #1 that  are matte ;return #2 that  are purple ;return objects ;return #4 that  are matte ;return height of #5 ;return height of #3 ;return if  #7 is  same as #6
['select', 'filter', 'filter', 'select', 'filter', 'project', 'project', 'boolean']