If the left image shows a saxophone displayed horizontally, with its bell facing downward and its attached mouthpiece facing upward at the right.
return saxophone ;return #1 that is displayed horizontally ;return bell of #2 ;return #2 where  #3 is facing downward ;return attached mouthpiece of #2 ;return #2 where  #5 is facing upward at the  right ;return #2 in  both  #4 and #6 ;return if  #7 is in  the  left image
['select', 'filter', 'project', 'comparative', 'project', 'comparative', 'intersection', 'boolean']