If an image shows one stingray with spots on its skin.
return stingrays ;return skin of  #1 ;return #1 that has spots on #2 ;return images ;return number of #3 for each #4 ;return #4 where #5 is  equal to one ;return number of #6 ;return If #7 is  at least one
['select', 'project', 'filter', 'select', 'group', 'comparative', 'aggregate', 'boolean']