Are the objects all metallic and Yellow?
return objects ;return #1 that Are metallic ;return #1 that Are Yellow ;return #1 in both #2 and  #3 ;return number of  #1 ;return number of  #4 ;return if #5 is  equal to  #6
['select', 'filter', 'filter', 'intersection', 'aggregate', 'aggregate', 'boolean']