If the dogs are standing outside, but not on the grass.
return dogs ;return #1 that are standing outside ;return the  grass ;return #2 on #3 ;return number of  #4 ;return if  #5 is equal to  zero ;return number of  #1 ;return number of  #2 ;return if  #8 is equal to  #7 ;return if  both  #6 and #9 are true
['select', 'filter', 'select', 'filter', 'aggregate', 'boolean', 'aggregate', 'aggregate', 'boolean', 'boolean']