Do the small green thing and the large purple thing have the same material?
return things ;return #1 that  is  green ;return #2 that  is  small ;return #1 that  is  purple ;return #4 that  is  large ;return material of #3 ;return material of #5 ;return is  #6 equal to #7
['select', 'filter', 'filter', 'filter', 'filter', 'project', 'project', 'boolean']