How many other objects have the same color as the cylinder behind the purple cube?
return cylinder ;return purple cube ;return #1 behind #2 ;return objects besides  #3 ;return color of #3 ;return colors of #4 ;return #4 where #5 is the  same as #6 ;return number of  #7
['select', 'select', 'filter', 'discard', 'project', 'project', 'comparative', 'aggregate']