Task: Question Generation
Input (English): #1 return right image 
#2 return dog in  #1 
#3 return if  #2 is sitting 
#4 return number of  #2 
#5 return if  #4 is equal to  one 
#6 return if  both  #5 and #3 are true
Output (English): If a single dog is sitting down in the image on the right.