What color are the two objects that are the same shape, same large size, but made of different materials?
return objects ;return #1 that are large ;return shapes of #2 ;return materials of #2 ;return #2 where #3 is the  same ;return #2 where #4 is different ;return #2 in  both #5 and  #6 ;return color of #7
['select', 'filter', 'project', 'project', 'comparative', 'comparative', 'intersection', 'project']