question: If at least one half of the dogs have their mouths open.
#1 return dogs 
#2 return mouth of #1 
#3 return #1 where  #2 is open 
#4 return #1 besides  #3 
#5 return number of  #3 
#6 return number of  #4 
#7 return the  division of #5 and #6 
#8 return if  #7 is at least one