Find the first names of the faculty members who are playing Canoeing or Kayaking.
return faculty members ;return #1 who  are  playing Canoeing ;return #1 who  are  playing Kayaking ;return first names of  #2 ;return first names of  #3 ;return #4 ,   #5
['select', 'filter', 'filter', 'project', 'project', 'union']