Task: Question Generation
Input (English): #1 return items 
#2 return #1 that are  metal 
#3 return #2 that are  purple 
#4 return #2 besides  #3 
#5 return number of  #3 
#6 return number of  #4 
#7 return if #5 and #6 are  equal
Output (English): are half the metal items shown purple?