new_contents: 
  n = int(input())  # Number of elements which make up the association table.
  q = int(input())  # Number Q of file names to be analyzed.
  
  Link_table = {None : 'UNKNOWN'}
  
  # Fill the dic
  for i in range(n):
      ext, mt = input().split()
      Link_table[ext.lower()]=mt
      
  
  for i in range(q):
      fname=(input().lower().split("."))
      
      if len(fname) > 1:
          answer=fname[-1]
      else:
          answer=None
          
      print(Link_table.get(answer, "UNKNOWN"))
  
subject: Create MIME_Type.py