Is the yellow thing the same material as the cylinder that isn't gray?
return the   yellow thing ;return the   cylinders ;return #2 that  are gray ;return #2 besides #3 ;return the   material of #1 ;return the   material of #4 ;return is  #5 the   same as #6
['select', 'select', 'filter', 'discard', 'project', 'project', 'boolean']