If there is a small puppy with brown floppy ears sitting on white snow.
return puppy ;return #1 that is small ;return ears of #2 ;return #2 where  #3 are brown ;return #2 where  #3 are floppy ;return #2 in  both  #4 and #5 ;return snow ;return #7 that is white ;return if  #6 is sitting on #8
['select', 'filter', 'project', 'comparative', 'comparative', 'intersection', 'select', 'filter', 'boolean']