Task: Question Generation
Input (English): #1 return manchester city 
#2 return manchester united 
#3 return everton 
#4 return liverpool 
#5 return who  has played for both  #1 and   #2 
#6 return who  has played for both  #3 and   #4 
#7 return who  is in  both  #5 and   #6
Output (English): who has played for manchester city and manchester united and everton and liverpool?