What is the shape of the two matching yellow and cyan items?
return items ;return #1 that  are yellow ;return #1 that  are cyan ;return the  shape of #2 ;return the  shape of #3 ;return #2 where #4 is  the  same as #5 ;return the  shape of #6
['select', 'filter', 'filter', 'project', 'project', 'comparative', 'project']