Task: Question Generation
Input (English): #1 return knee pads 
#2 return images 
#3 return number of  #1 for each  #2 
#4 return #2 where  #3 is equal to  four 
#5 return #2 besides  #4 
#6 return number of  #5 
#7 return if  #6 is at least one
Output (English): If at least one of the images in the set does not feature four knee pads.