If an image shows two rightward-facing apes, with one sitting behind the other.
return one ape ;return the  other ape ;return #1 that is rightward-facing ;return #2 that is rightward-facing ;return #3 that is sitting behind #4 ;return if  #5 is in  an image
['select', 'select', 'filter', 'filter', 'filter', 'boolean']