Task: Question Generation
Input (English): #1 return dispenser 
#2 return images 
#3 return the  number of  #1 for each  #2 
#4 return #2 where  #3 is equal to  one 
#5 return the  number of  #2 
#6 return the  number of  #4 
#7 return if  #5 is equal to  #6 
#8 return bottom of #1 
#9 return push-button 
#10 return #9 that is black 
#11 return #8 that has #10 
#12 return if  #11 is in  one image  
#13 return if  both  #7 and #12 is true
Output (English): If each image contains just one dispenser, and one image features a dispenser with a black push-button on the bottom.