If at least one of the wild dogs is laying down and none are in snow.
return wild dogs ;return #1 that are laying down ;return snow ;return #1 that are in  #3 ;return number of  #2 ;return number of  #4 ;return if  #5 is at least one ;return if  #6 is equal to  zero ;return if  both  #7 and #8 are true
['select', 'filter', 'select', 'filter', 'aggregate', 'aggregate', 'boolean', 'boolean', 'boolean']