Task: Question Generation
Input (English): #1 return professors 
#2 return activities of  #1 
#3 return #1 where #2 is  not  Canoeing 
#4 return #1 where #2 is  not  Kayaking 
#5 return #1 of  both #3 and  #4 
#6 return first names of  #5
Output (English): What are the first names of the professors who do not play Canoeing or Kayaking as activities?