What are the names of colleges that have two or more players, listed in descending alphabetical order?
return colleges ;return players of  #1 ;return number of  #2 for each  #1 ;return #1 where #3 is  at least two ;return names of  #4 ;return #5 sorted by descending alphabetical order
['select', 'project', 'group', 'comparative', 'project', 'sort']