Task: Question Generation
Input (English): #1 return members 
#2 return parties of  #1 
#3 return id of  #2 
#4 return #1 where #3 is  3 
#5 return #1 where #3 is  1 
#6 return #1 of  both #4 and  #5 
#7 return names of  #6
Output (English): Show the member names which are in both the party with id 3 and the party with id 1.