If in at least one image there is a single dog facing left that is trying to pull a stack of cement bricks.
return dog ;return #1 that is facing left ;return stack of cement bricks ;return #2 that is trying to  pull #3 ;return images ;return number of  #4 for each  #5 ;return #5 where  #6 is equal to  one ;return number of  #7 ;return if  #8 is at least one
['select', 'filter', 'select', 'filter', 'select', 'group', 'comparative', 'aggregate', 'boolean']