If in at least one image there is a blue crab in the water touching sand.
return crab ;return #1 that is blue ;return water ;return sand ;return #2 that is in  #3 ;return #5 that is touching #4 ;return images of #6 ;return if  #7 is at least one
['select', 'filter', 'select', 'select', 'filter', 'filter', 'project', 'boolean']