If 2 dogs exactly can be seen and they are both facing the same way.
return dogs ;return way facing of #1 ;return if  #2 are the  same ;return number of  #1 ;return if  #4 is equal to  two ;return if  both  #3 and #5 are true
['select', 'project', 'boolean', 'aggregate', 'boolean', 'boolean']