Is the blue metallic ball larger than the copper cube?
return balls ;return #1 that  is  blue ;return #2 that  is  metallic ;return size of #3 ;return cubes ;return #5 that  is  copper ;return size of #6 ;return is  #4 larger than  #7
['select', 'filter', 'filter', 'project', 'select', 'filter', 'project', 'boolean']