What is the name of each dorm that has a TV Lounge but no study rooms?
return dorms ;return #1 that  have a TV Lounge ;return the  study rooms of #2 ;return number of  #3 for each #2 ;return #2 where #4 is  at least one ;return #2 besides #5 ;return the  names of #6
['select', 'filter', 'project', 'group', 'comparative', 'discard', 'project']