What are the distinct first names of the students who have vice president votes and reside in a city whose city code is not PIT?
return students ;return vice president votes of #1 ;return number of  #2 for each #1 ;return #1 where #3 is higher than zero ;return cities of #1 ;return codes of #5 ;return #1 where #6 is PIT ;return #1 besides  #7 ;return #1 in  both #4 and  #8 ;return distinct first names of #9
['select', 'project', 'group', 'comparative', 'project', 'project', 'comparative', 'discard', 'intersection', 'project']