There are two objects that are the same color, shape, and material: what shape are they?
return objects ;return number of  #1 for each color ;return #1 where #2 at least two ;return number of  #3 for each shape ;return #3 where #4 at least two ;return number of  #5 for each material ;return #5 where #6 at least two ;return shape of #7
['select', 'group', 'comparative', 'group', 'comparative', 'group', 'comparative', 'project']