If one image includes a pelican and a smaller seabird perched on some part of a wooden pier.
return pelican ;return seabird ;return #2 that is smaller than #1 ;return pier ;return #4 that is wooden ;return part of #5 ;return #3 perched on #6 ;return #1 , #7 ;return if  #8 is in  one image
['select', 'select', 'filter', 'select', 'filter', 'project', 'filter', 'union', 'boolean']