What are the different first names and highest degree attained for professors teaching in the Computer Information Systems department?
return professors ;return departments of  #1 ;return #1 where #2 is  Computer Information Systems ;return different first names of  #3 ;return highest degrees attained of  #3 ;return #4 ,  #5
['select', 'project', 'comparative', 'project', 'project', 'union']