How many other objects are the same shape as the purple object to the left of the brown cylinder?
return purple object ;return brown cylinder ;return #1 that  is  to the    left of #2 ;return shape of #3 ;return objects besides #3 ;return shapes of #5 ;return #5 where #4 is  the    same as #6 ;return number of #7
['select', 'select', 'filter', 'project', 'discard', 'project', 'comparative', 'aggregate']