Task: Question Generation
Input (English): #1 return colleges 
#2 return players of  #1 
#3 return positions of  #2 
#4 return #1 where #3 is  midfielder 
#5 return #1 where #3 is  defender 
#6 return #1 of  both #4 and  #5
Output (English): Which college have both players with position midfielder and players with position defender?