If in the image on the left, there is no more than one beetle present, industriously building the dung ball.
return left image ;return beetle in  #1 ;return number of #2 ;return If #3 is  at most one ;return dung ball in  #1 ;return If #2 is  industriously building #5 ;return If both  #4 and #6 are  true
['select', 'project', 'aggregate', 'boolean', 'project', 'boolean', 'boolean']