Task: Question Generation
Input (English): #1 return left image 
#2 return dog in  #1 
#3 return face of #2 
#4 return greenery in  #1 
#5 return #3 that has #4 behind 
#6 return number of  #5 
#7 return if  #6 is at least one
Output (English): If there is a dog's face in the left image with greenery behind it.